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Found 13 blue snakes

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  • The blue-lipped sea snake is a sea snake with bright blue and black colored stripes. Its bite is highly venomous, but it is a non-aggressive snake and generally avoids contact with humans.
  • The eastern indigo snake, found in some southwestern states, can grow up to 5-7 feet long. It is a federally protected species and has been reintroduced into the wild in states such as Alabama and Florida to help it survive extinction.
  • The blue species of white-lipped island rattlesnake is rare and can only be found on Komodo Island. This striking blue-green arboreal snake is very aggressive and has a poisonous venom.

Blue is a rare color for animals in the wild—in fact, it's one of the least common colors in nature. However, when blue does occur in nature, it always does so in a striking and beautiful way. Many snakes around the world display brilliant blue hues, from the brilliant blue race snake to the ornamental blue-striped garter snake. Check out the beauty of these 13 blue snakes.

13. Blue-Banded Sea Krait

banded sea snake
Blue-lipped sea snakes have tiny fangs, so their bites are not painful, although they are deadly.

©Rich Carey/Shutterstock.com

The blue-lipped sea snake or blue-banded sea snake is a highly venomous sea snake found in the western Pacific and Indian Oceans. This snake can reach a length of 36-42 inches and has a smooth blue body with uniform black stripes. Blue-lipped sea snakes are semi-aquatic and often hunt on land and in sea water. This snake often hunts along coral reefs and has a highly venomous nerve venom. However, it is non-aggressive and very docile, generally avoiding humans.

12. Lash Viper

Red venomous bush viper in the African rainforest. Vipers come in orange, red, gray, black, yellow, blue, brown, and olive.
Red venomous bush viper in the African rainforest. Vipers come in orange, red, gray, black, yellow, blue, brown, and olive.

© iStock.com/Mark Kostic

The eyelash viper gets its name from the prominent scales above its eyes, which give it the appearance of wispy eyelashes. This snake comes in many different color morphs, from blue to green, brown, yellow, red and pink.

Some eyelash vipers may even come in a combination of colors, and some also develop black spots on their bodies. Eyelash vipers are arboreal animals that live in the trees of tropical forests in Central and South America. These are venomous and aggressive snakes that attack when threatened or harassed.

11. Blue Malayan Coral Snake

The blue Malayan coral snake is beautiful but deadly.

© reptiles4all/Shutterstock.com

The Blue Malayan Coral Snake has a thin, dark blue or blue-black body that contrasts with the bright red of its head, belly and tail. White or light blue stripes also run along each side of its body. These strikingly colorful snakes live in Southeast Asia and measure between 55-70 inches in length. The blue Malayan coral snake has a highly venomous venom that can cause immediate paralysis.

10. Oriental blue snake

The eastern indigo snake is a large nonvenomous snake native to the eastern United States. Its head is about the same size as its body, and its neck is not that big.
The eastern indigo snake is a large nonvenomous snake native to the eastern United States. Its head is about the same size as its body, and its neck is not much.


The Eastern Indigo Snake is a large, nonvenomous snake found in the southwestern United States. The snake has a dark blue-black body with smooth, polished scales that glisten in the sunlight. Some snakes also have red, orange, or tan colored jaws, cheeks, and throats.

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Eastern indigo snakes are very large, 5-7 feet long and 2-10 lbs. However, the longest recorded eastern blue snake was over 9 feet long! Despite their large size, these snakes are very docile. The eastern indigo snake is a federally threatened species. There are many ongoing efforts to rebuild the dwindling population of this fascinating snake.

9. Sunda Island Pit Viper

animals that can see infrared
The blue white-lipped island adder ( Trimeresurus albolabris insulatingis ) is endemic to Komodo and surrounding islands.

© iStock.com/reptiles4all

The White-lipped Island Rattlesnake, or Sunda Island Rattlesnake, is a venomous snake found in the Lesser Sunda Islands and East Java. These island-dwelling snakes have bright green, turquoise or yellow bodies, depending on where they live.

However, blue snakes are very rare and are mainly found on Komodo Island. The White-lipped Island Rattlesnake is an arboreal snake that lives in trees. These snakes are very aggressive and have venom, although it is usually not fatal to humans.

8. Vietnamese blue beauty snake

The Vietnamese blue beauty snake really lives up to its name. This beautiful snake is 5-11 feet long and has a blue or silver body. The head and neck are solid in color with a thick dark stripe running from each eye to the back of the mouth.

The rest of the snake's body is covered in a dark uniform geometric pattern. Near the tail, these dark markings come closer together, merging into uniform squares and rectangles. Its tail is usually solid in color with thin, light stripes. The Vietnamese blue beauty snake is a subspecies of the beauty rat snake that lives in the rainforests of Vietnam, Cambodia, and Thailand.

They are the most popular subspecies of the Beauty Rat Snake and are kept as pets. However, when it comes to personality, some are docile and others can be aggressive. Even the friendly beauty snake can become aggressive if it feels threatened, and its bite, while nonvenomous, can be painful.

7. Malabar Rattlesnakes

malabar rattlesnake
Malabar Pit Vipers are ambush predators that attack quickly.


The Malabar Pit Viper is a venomous snake that lives in the Western Ghats or Sahyadri mountains in southwestern India. These snakes come in many different colors such as brown, yellow, green and light blue. Some snakes also have brown and black jagged spots or zigzag patterns on their backs, while others have faded markings or no markings at all.

These beautiful snakes are most common during the monsoon season. While they are generally slow-moving, Malabar rattlesnakes are quick to attack. However, their bites are not fatal to humans, although they can cause pain and swelling for a few days.

6. Blue Ribbon Snake

blue ribbon snake
Bluestripe Ribbon Snake has a slender body like a ribbon.

© Jay Ondreicka/Shutterstock.com

The Bluestripe Ribbon Snake is a subspecies of the Ribbon Snake that lives in Florida on the Gulf Coast. These snakes are 18-25 inches long and have a thin, narrow body that resembles a ribbon. The blue ribbon snake is black, blue-black, olive black or brown with a light blue or tan stripe on each side of the body. These snakes are non-venomous semi-aquatic snakes that feed on frogs, salamanders, earthworms and small fish.

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5. Guatemala Palm Crater Viper

The Guatemalan Pit Palm Viper is a venomous snake that lives in the forests of Guatemala, Honduras, and southern Mexico. These snakes are green or blue-green in color and are usually between 24-28 inches in length. They usually have blue skin between their scales, and some scales may also have a blue border. Mexican snakes have additional black or blue markings in the form of spots, spots, or blotches.

4. Blue-phased common tree snake

Blue-phased common tree snake
The distinctive blue color of the blue-phased common tree snake is caused by a genetic variation.

©Jake Goldring/Shutterstock.com

Blue-phased common tree snakes are usually yellow, green, brown, or black. However, on rare occasions, these snakes are completely beautiful blue! The blue-phase common tree snake has a blue body, but the depth and vividness of each snake vary. Some are neon or bright blue, while others are dark blue or navy.

The common tree snake is a completely harmless, nonvenomous snake that can grow up to six and a half feet long. These snakes live in Australia and mainly eat skinks and frogs.

3. Side-striped Palm Pit Viper

Side-striped Palm Pit Viper
Captive side-striped palm pit vipers have been reported to become bluer with age.

©Vaclav Sebek/Shutterstock.com

The Side-Striped Palm Pit Viper is an emerald green or teal snake with a very thin yellow stripe on either side of its elongated body. Some snakes also have blue or black-tipped scales with yellow stripes. Sometimes they may also have a blue streak behind their eyes.

The side-striped palm pit viper is a venomous snake commonly found in the low mountain forests of western Panama and Costa Rica, as well as caves in Vietnam, Cambodia, and Thailand. It's a large snake, which means it's active at seemingly random times during the day and night.

2. Blue-striped garter snake

Blue-striped garter snakes are native to Florida and come in many colors. Most notably, they can come in a striking shade of blue.

© Jay Ondreicka/Shutterstock.com

The blue-striped garter snake is a subspecies of the Florida garter snake. Its slender body is gray, tan, greenish-brown or black with a yellow, white, brown, green or blue stripe on each side of the body. It also has a matching stripe down the middle of the back.

Blue-striped garter snakes are 18-26 inches long with a slender body and large eyes. These snakes will swallow their food whole while it is still alive. They eat salamanders, earthworms, freshwater fish, snails, slugs, leeches, and small mammals.

1. Blue Racing Snake

blue race snake
Blue Racer Snakes come in many different shades of blue, from light or dark to bright or dull tones.

©Teresa Considine/Shutterstock.com

The Blue Racer Snake is a subspecies of the Eastern Racer that is 36-60 inches long and has a long, graceful body. These snakes can come in various shades of blue, from bright sapphire blue to grayish blue and deeper midnight blue. They have dark markings around their large eyes and on the sides of their faces. Their chins and necks are usually white or cream, fading to light blue.

Ransai snakes live in the northwestern United States and have also been observed in Ontario, Canada, where they are listed as endangered. These snakes prefer dry habitats with plenty of cover and places to bask. They are often found around fields, open forests, pastures and swamps.

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Like their name, blue race snakes are fast and nervous. When they feel threatened, they will imitate rattlesnakes and wag their tails. Blue race snakes are diurnal predators, eating grasshoppers, beetles, crickets, frogs, rodents and other snakes.

What animal is blue?

There are relatively few naturally occurring blue animals in the world. Some examples include:

  • Bluejay: A bird native to North America known for its distinctive blue plumage and crest.
  • Blue Morpho: A butterfly found in the rainforests of Central and South America, known for its bright blue iridescent wings.
  • Blue Whale: The largest animal on Earth, known for its blue-gray skin and gigantic size.
  • Blue-ringed octopus: A small octopus found in the Pacific and Indian Oceans, known for its bright blue rings and venomous bite.
  • Blue Crab: A type of crab found in the Atlantic Ocean known for its blue claws and ability to swim backwards.

There are a few other species of animals that have blue, but these are some of the most well-known examples. It's worth noting that many animals have blue pigments, but these pigments are often hidden under other skin layers or feathers and are invisible to the naked eye.

13 Green Snake Summary

Celebrating the beauty of blue reptiles, here is a review of 13 fascinating blue snakes:

rank snake Place
1 blue racing snake Northwest US/Ontario, Canada
2 blue striped garter snake Florida
3 Side-striped Palm Pit Viper Panama/Costa Rica/Vietnam/Cambodia/Thailand
4 Blue-phased common tree snake Australia
5 Guatemalan Palm Pit Viper Guatemala/Honduras/Mexico
6 blue ribbon snake Florida
7 malabar rattlesnake southwestern india
8 Vietnamese blue beauty snake Vietnam/Cambodia/Thailand
9 White-lipped Island Rattlesnake (Sunda Island Pit Viper) Sunda Islands/West Java
10 Oriental blue snake American Southwest
11 blue malayan coral snake Southeast Asia
12 eyelash viper Central and South America
13 Blue-Banded Sea Krait Western Pacific and Indian Ocean


  • 13 Yellow Snakes Spotted If you enjoy studying snake metamorphosis, check out these snakes in different shades of yellow.
  • Discover America's 10 Most Unusual Snakes (One Is Rainbow!) Wondering what's the weirdest snake you'll find in America? Then read on!
  • Discover 20 incredible red snakes (7 of which are venomous!) Sticking with the color theme, here are some of the best red snakes you'll find.

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Blue viper snake on branch ready to attack prey

© Kurit afshen/Shutterstock.com

about the author

For 10 years I have been a professional writer with a special focus on nature, wildlife, ethnozoology and the human-animal relationship. My areas of interest include human-animal studies, ecocriticism, wildlife conservation, pets, and animal behavior. I graduated from Brigham Young University with a master's degree in comparative studies, focusing on the relationship between humans and the natural world. In my spare time, I enjoy exploring the outdoors, watching movies, reading, creating art, and taking care of my pets. Nothing makes me happier than spending a day in the company of animals.

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