Questions tagged [unusual-color]

This tag should be used for questions that are related to our real world, but where objects or creatures have unusual colors, such as planets of different colors.

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3 answers
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Flames with Unusual Colors

I saw that in A Song of Ice and Fire the dragons have flames of varying colors depending on the color of their scales. Balerion has black flames with red swirls, Tessarion has cobalt blue flames, ...
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12 votes
10 answers
6k views

Is a world where all creatures are blue possible?

Blue is a rare color in nature. If you think of one random organism, there's a high chance that the organism won't be blue. That's why some filmmakers use "blue-screens." But what if there ...
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3 votes
3 answers
144 views

Could an animal with eyes be patterned like an earthworm?

I have created a few creatures with a pattern based on that of the earthworm (head and foremost back-portion is dark, belly and rear is paler). Both of these creatures have eyes, and on one creature ...
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5 votes
3 answers
291 views

Is bi-metallic blood possible to develop organically in a species?

I've looked up the different "Colorations" of blood online, different metal-based proteins have differing levels of oxygen transfer efficiency, but those were answers I didn't find ...
0 votes
2 answers
141 views

Red Sun Plus Blue Sun Equals Magenta Sky?

Okay, my second cousin is working on a story that takes place on a planet named Odroia. It is an Earthlike planet with a supercontinent similar to Pangea, that has scattered rivers and lakes, with its ...
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10 votes
8 answers
509 views

Practical reason for genetically engineering exotic skin colors in humans?

I am trying to come up with a non-aesthetic reason for a group of humans to have been genetically altered to have an exotic skin color. Purple, blue, green, red, I'm not particularly fussed about ...
  • 1,138
12 votes
15 answers
4k views

If I have an Earth-like world with Earth-like fauna, and I want brightly-colored mammals, what would be a realistic way of causing that to evolve?

On Earth, while birds and reptiles can be quite brightly colored, it's rare for mammals to have any bright colors, and the rare times they do, it's either just slightly different (like with orangutans)...
  • 605
3 votes
1 answer
171 views

What Kind of Pigment Would Allow Basic Photosynthesis and Give the Skin a Blue Color

Let's say there is a planet orbiting a star. The planet is much like our own, with a similar atmosphere. However, the star this planet orbits differ from out star. It differs in such a way that it ...
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2 votes
2 answers
174 views

Would cobalt make a moon blue?

Would abnormally high levels of cobalt on a moon cause it to appear blue to those on the planet it orbits?
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8 votes
2 answers
650 views

Would it be possible for my fantasy creature to have black blood?

A friend of mine has a race of creatures in her headworld and has been wondering about a biological answer to justify the color of her race's blood even though magic is a bit sprinkled in there. One ...
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6 votes
1 answer
1k views

How could a race of humanoids have grey skin?

Gray skin and red eyes is a common look for Dark Elves, and I have a similar race in my own world. But what would physically cause such an appearance? Hard Requirements: Must not be the result of ...
14 votes
5 answers
4k views

What would make bones be of different colors?

I am currently working in a "fantasy" world without any kind of magic and I thought of a race with different skeleton color (blackish in particular but I want to know in general). I am not well versed ...
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9 votes
1 answer
598 views

What plant colours other than black could be available on a red dwarf planet?

Hello! I'm no scientist so I've reached the limit of my knowledge. I was wondering if any of you smart beans out there would be able to help me figure this out? Here are the specs of my system; ...
6 votes
3 answers
2k views

What would humans look like if their blood were silver?

I have a species in mind that I want to write about for a book I'm planning, and they look exactly like humans (minus the 'unnatural' hair and eye colors they can posses). However, they have silver ...
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7 votes
2 answers
2k views

Can Apes (Including Humans) Be Naturally Patterned Like Felids?

For visual reference: Apes are visual species who rely more on their eyesight than any of the other senses. As a result, they see the world in three shades of color, whereas other mammals see in one ...
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8 votes
5 answers
833 views

Plausibility of purple oceans

Alright, so I've been meaning to write out a planet with golden/yellow fields and a violet / purple ocean. What I was thinking about is having the water of this world is so clean and nourishing that ...
5 votes
3 answers
179 views

Infrared reality

Is it possible for an earth-like planet to be perceived (by human eyes) in real-time as an infrared photograph? If so, in what conditions?
9 votes
1 answer
315 views

To make a blue moon, what element does it need?

We know that Mars has a reddish color, because its ground consists of iron-based compounds. The moon is grey-whiteish because it consists mostly of silicon-based compounds. What element should the ...
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6 votes
3 answers
820 views

How can I get different colours of ocean? [closed]

We think of oceans and large lakes as being blue. How can I get other colours in a way that is reasonably compatible with what we know from terrestial bio-geo-chemistry?
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2 votes
3 answers
1k views

A Wider Range of Human Skin Color — But Would The Transition Between Shades Be Natural? [closed]

Long ago, it was thought that the peoples of Europe developed white skin as a means of adapting to the low-level lighting of ice age Europe (an assumption that disregarded why the people of Asia don't ...
  • 14.2k
6 votes
2 answers
382 views

Why would a big cat have black fur around its face?

A few days ago, I saw this very nice reconstruction of a Machairodus giganteus by Peter Hutzler: More recently, I've been thinking about it, and I'm wondering A) if it would evolve without getting in ...
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29 votes
13 answers
5k views

Can a planet harbor plants of different colors without one pigment outcompeting the others?

On Earth, all plants are green because they contain the pigment chlorophyll, which photosynthesizes by absorbing all light except green light. However, it is quite possible - if not likely - that ...
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-3 votes
1 answer
138 views

Advanced Alien Coloring [closed]

The Mantis Shrimp is a crustacean known for two things: its punch its eyes For this question I will focus on the latter. A theory about the effects of their super vision is that it causes their ...
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15 votes
9 answers
2k views

Could an organism see in infrared light as well as normal light, using its brain to process what it sees into a single image?

Tl;dr: Humans create a composite image out out what each of their eyes see Humans process the two images into one using their visual cortex Humans can't see infrared because of a lack of ...
  • 1,018
4 votes
8 answers
643 views

Growing blue trees [duplicate]

What about the atmosphere of earth makes green the best color for plants, and what would have to change to make blue the best color? The fact that these changes could not happen on earth, an so would ...
25 votes
13 answers
6k views

Purple soil - how would it be possible?

For one of my projects, I'm developing an inhabited Earth-like world, with the key visual difference being that much of the land is purple, instead of the brownish colour it is on Earth. My question ...
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10 votes
4 answers
482 views

Can a rocky planet or moon be stark white?

From pictures I've seen, all rocky planets in our solar system are some shade of grey, brown, and red. Ignoring stuff like atmosphere and oceans and plant life of course. I was thinking of a world ...
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19 votes
8 answers
10k views

Blue soil (aka dirt) in an earth-like planet?

How could blue soil exist, in a realistic earth-like world. The world may even be earth. First off is it even possible - could soil like this exist given the requirements below? (if not then why?) ...
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