#331D1C
Closest named color: Dark Brown (#341C02). oklch(25.9% 0.035 22.6), rgb(51, 29, 28).
Aa
White text reads best on this color (15.75:1).
About this color
#331D1C is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.035 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.037 away. White text reads best on it, at 15.75:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.33:1 |
| White text | 15.75:1 |
Values
| HEX | #331D1C |
| RGB | rgb(51, 29, 28) |
| HSL | hsl(3, 29%, 15%) |
| OKLCH | oklch(25.9% 0.035 22.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #331D1C | 15.75:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #331D1C | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #331D1C text on white | 15.75:1 | AAA | Lc 102.6 | Preferred for body text |
| #331D1C text on black | 1.33:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F2E7E6
oklch(93.6% 0.012 23.7)
-
Step 200
200
#E8D4D2
oklch(88.6% 0.022 24.5)
-
Step 300
300
#DAB7B4
oklch(80.9% 0.041 23.8)
-
Step 400
400
#C7918E
oklch(70.8% 0.066 22.5)
-
Step 500
500
#B77572
oklch(63.1% 0.084 22.5)
-
Step 600
600
#A25D5A
oklch(55.6% 0.091 23.1)
-
Step 700
700
#8B4C4A
oklch(49.1% 0.086 22.6)
-
Step 800
800
#713F3D
oklch(42.8% 0.07 22.9)
-
Step 900
900
#5C3534
oklch(37.7% 0.056 21.7)
-
Step 950
950 (this color)
#331D1C
oklch(25.9% 0.035 22.6)
#331D1C with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #21201C | 0.037 |
| Deuteranopia (no green cones) | #27251C | 0.035 |
| Tritanopia (no blue cones) | #371A1D | 0.013 |
| Achromatopsia (no color) | #232323 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331D1C
#331D1C
oklch(25.9% 0.035 22.6)
- #0B292B
#0B292B
oklch(26% 0.035 201.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #331D1C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.037
- Jet #212529 ΔE 0.042
- Chocolate Brown #411900 ΔE 0.045
- Dark #1B2431 ΔE 0.056
- Deep Brown #410200 ΔE 0.064
- Dark Maroon #3C0008 ΔE 0.065
- Oxford Blue #1B263B ΔE 0.068
- Mahogany #4A0100 ΔE 0.070
Use #331D1C in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.