Nocturnal Indigo Monsoon
Nocturnal Indigo Monsoon: a dark tetradic palette of #001A25, #400F55, #5C3825, #2F5E1C, #59678D. Deep, dramatic and immersive; best contrast 3.19:1.
A cool palette of 5 colors drawing on blue, purple, brown, with a tight lightness range that stays soft and cohesive. Its lightest and darkest colors reach a contrast of 3.19:1, better for large type and decoration. Open any color for its conversions, shades, harmonies and contrast.
Colors
- ≈ Oxford by Night#001A25
A very dark, muted blue (Oxford by Night) that brings quiet confidence. White text sits comfortably on it.
- ≈ Clairvoyant#400F55
A dark, moderately saturated purple (Clairvoyant) that brings a creative, premium air. White text sits comfortably on it.
- ≈ Chocolate Fantasies#5C3825
A dark, muted brown (Chocolate Fantasies) that brings craft and reliability. White text sits comfortably on it.
- ≈ Pine#2F5E1C
A dark, moderately saturated green (Pine) that brings a fresh, natural feel. White text sits comfortably on it.
- ≈ Haunt Mist#59678D
A medium, muted blue (Haunt Mist) that brings trust and steadiness. White text sits comfortably on it.
Tags
Psychology
Meaning
Applications
Similar palettes
Accessibility
- On white17.88:1Excellent 5/5
- On black3.74:1Fair 2/5
- Color blind friendly89% 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 | #001A25 | 20% |
| ≈ Indigo | Primary | #400F55 | 29% |
| ≈ Brown | Surface | #5C3825 | 38% |
| ≈ Pine | Accent | #2F5E1C | 43% |
| ≈ Slate | Text | #59678D | 52% |
No palette color is readable as text on the background, so use #EDF2FE for text.
:root {
--color-background: #001a25;
--color-surface: #5c3825;
--color-primary: #400f55;
--color-accent: #2f5e1c;
--color-text: #edf2fe;
}
@theme {
--color-background: #001a25;
--color-surface: #5c3825;
--color-primary: #400f55;
--color-accent: #2f5e1c;
--color-ink: #edf2fe;
}
About this palette
Nocturnal Indigo Monsoon is palette number 3,963 of Tintly's fifteen million generated palettes. It is a dark palette built on a tetradic scheme, and it is anchored by Indigo (#400F55), the most saturated of its five colors.
The palette reads as deep, dramatic and immersive. Its colors run from Slate (#59678D) at the light end to Navy (#001A25) at the dark end, covering 20% to 52% perceptual lightness, so it has real range rather than five similar tones.
The five colors
1. ≈ Navy #001A25: suggested role background. It is a cyan color with 20% lightness and a chroma of 0.04.
2. ≈ Indigo #400F55: suggested role primary. It is a violet color with 29% lightness and a chroma of 0.122.
3. ≈ Brown #5C3825: suggested role surface. It is a orange color with 38% lightness and a chroma of 0.06.
4. ≈ Pine #2F5E1C: suggested role accent. It is a green color with 43% lightness and a chroma of 0.109.
5. ≈ Slate #59678D: suggested role text. It is a blue color with 52% lightness and a chroma of 0.063.
Harmony and structure
Four hues are spaced around the wheel in two complementary pairs. It is the richest scheme, and the hardest to balance.
In this palette the hues fall in the cyan, violet, orange, green and blue families, spread across 265 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 temperature-balanced: 1 of its 5 chromatic colors lean warm and 2 lean cool. Its average chroma of 0.079 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 deep, dramatic and immersive.
Accessibility and contrast
The strongest pairing is Navy (#001A25) with Slate (#59678D) at a contrast ratio of 3.19:1, 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 (#001A25), so this page suggests #EDF2FE for text, a lightened Slate that reaches 15.95:1. 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: #001A25 as the background, #5C3825 for cards and surfaces, #400F55 as the primary brand color, #2F5E1C as the accent, and #EDF2FE 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.
Let one hue take most of the space and use the others sparingly. Control the mood with lightness and saturation rather than hue.
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 Nocturnal Indigo Monsoon accessible?
Its best pair reaches 3.19:1 (#001A25 on #59678D). 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 (#400F55) 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 deep, dramatic and immersive feel works well.