Shadow Indigo Island
Shadow Indigo Island: a dark monochromatic palette of #140E26, #301262, #373367, #5F4291, #5B5F9D. Nocturnal, focused and cinematic; best contrast 3.18:1.
A cool palette of 5 colors drawing on black, purple, with a tight lightness range that stays soft and cohesive. Its lightest and darkest colors reach a contrast of 3.18:1, better for large type and decoration. Open any color for its conversions, shades, harmonies and contrast.
Colors
- ≈ Corbeau#140E26
A very dark, muted black (Corbeau) that brings serious elegance. White text sits comfortably on it.
- ≈ Voldemort#301262
A dark, moderately saturated purple (Voldemort) that brings quiet luxury. White text sits comfortably on it.
- ≈ Galaxea#373367
A dark, moderately saturated purple (Galaxea) that brings a creative, premium air. White text sits comfortably on it.
- ≈ Ruthless Empress#5F4291
A medium, moderately saturated purple (Ruthless Empress) that brings a creative, premium air. White text sits comfortably on it.
- ≈ Bellflower#5B5F9D
A medium, moderately saturated purple (Bellflower) that brings a creative, premium air. White text sits comfortably on it.
Tags
Psychology
Meaning
Applications
Similar palettes
Accessibility
- On white18.74:1Excellent 5/5
- On black3.56:1Fair 2/5
- Color blind friendly96% similarExcellent 5/5
Contrast is the best any color in the palette reaches on a plain white or black background. Color blind friendly shows how much of the difference between the colors is kept under the common kinds of color blindness.
| Color | Role | HEX | Lightness |
|---|---|---|---|
| ≈ Navy | Background | #140E26 | 19% |
| ≈ Indigo | Primary | #301262 | 28% |
| ≈ Graphite | Accent | #373367 | 35% |
| ≈ Plum | Surface | #5F4291 | 45% |
| ≈ Slate | Text | #5B5F9D | 51% |
No palette color is readable as text on the background, so use #EFF1FF for text.
:root {
--color-background: #140e26;
--color-surface: #5f4291;
--color-primary: #301262;
--color-accent: #373367;
--color-text: #eff1ff;
}
@theme {
--color-background: #140e26;
--color-surface: #5f4291;
--color-primary: #301262;
--color-accent: #373367;
--color-ink: #eff1ff;
}
About this palette
Shadow Indigo Island is palette number 14,997,419 of Tintly's fifteen million generated palettes. It is a dark palette built on a monochromatic scheme, and it is anchored by Indigo (#301262), the most saturated of its five colors.
The palette reads as nocturnal, focused and cinematic. Its colors run from Slate (#5B5F9D) at the light end to Navy (#140E26) at the dark end, covering 19% to 51% perceptual lightness, so it has real range rather than five similar tones.
The five colors
1. ≈ Navy #140E26: suggested role background. It is a violet color with 19% lightness and a chroma of 0.048.
2. ≈ Indigo #301262: suggested role primary. It is a violet color with 28% lightness and a chroma of 0.129.
3. ≈ Graphite #373367: suggested role accent. It is a violet color with 35% lightness and a chroma of 0.088.
4. ≈ Plum #5F4291: suggested role surface. It is a violet color with 45% lightness and a chroma of 0.126.
5. ≈ Slate #5B5F9D: suggested role text. It is a violet color with 51% lightness and a chroma of 0.098.
Harmony and structure
All five colors share almost the same hue and differ mainly in lightness and saturation. Monochromatic palettes are the easiest to keep harmonious, because nothing competes for attention.
In this palette the hues fall in the violet family, spread across 19 degrees of the OKLCH hue circle. Dark palettes keep chroma between 0.04 and 0.14, and lightness between 20% and 52%, which is why the set feels consistent.
Temperature and mood
Overall the palette is cool: 0 of its 5 chromatic colors lean warm and 2 lean cool. Its average chroma of 0.098 makes the saturation balanced.
That combination suits dark-mode interfaces, gaming and music apps and luxury packaging, and it is a good fit when you want a design to feel nocturnal, focused and cinematic.
Accessibility and contrast
The strongest pairing is Navy (#140E26) with Slate (#5B5F9D) at a contrast ratio of 3.18:1, which is WCAG AA large. Across all 10 possible pairs, 0 reach the 4.5:1 AA level for normal text and 1 more reach 3:1 for large text.
No other palette color reaches 4.5:1 on the background (#140E26), so this page suggests #EFF1FF for text, a lightened Slate that reaches 16.68:1. Check any pair you use in the contrast checker.
All five colors stay distinguishable under protanopia, deuteranopia and tritanopia simulations, which is a good sign, although it is no substitute for testing with real users.
How to use it
Suggested roles: #140E26 as the background, #5F4291 for cards and surfaces, #301262 as the primary brand color, #373367 as the accent, and #EFF1FF for text (a computed lighter shade of Slate, because no palette color is readable on that background). A reliable starting split is 60% background and surface, 30% primary and 10% accent.
Use the lightest color for large areas, the mid tones for structure, and the darkest for text. Add contrast through lightness, since hue will not do it for you.
Typical uses for a dark palette include dark-mode interfaces, gaming and music apps, luxury packaging and cinematic presentations. Open it in the generator to lock the colors you love and reroll the rest, or in the visualizer to see it on real layouts.
More palettes like this
Frequently asked questions
Is Shadow Indigo Island accessible?
Its best pair reaches 3.18:1 (#140E26 on #5B5F9D). 0 of 10 pairs reach WCAG AA for normal text. Always check the exact text and background you use.
Which color should be the main brand color?
Indigo (#301262) is the most saturated color that is neither the lightest nor the darkest, which makes it the natural primary.
What is this palette good for?
It suits dark-mode interfaces, gaming and music apps, luxury packaging and cinematic presentations, where a nocturnal, focused and cinematic feel works well.