#331C1D
Closest named color: Dark Brown (#341C02). oklch(25.8% 0.036 17.1), rgb(51, 28, 29).
Aa
White text reads best on this color (15.85:1).
About this color
#331C1D is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.036 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.040 away. White text reads best on it, at 15.85:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.036) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.32:1 |
| White text | 15.85:1 |
Values
| HEX | #331C1D |
| RGB | rgb(51, 28, 29) |
| HSL | hsl(357, 29%, 15%) |
| OKLCH | oklch(25.8% 0.036 17.1) |
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 #331C1D | 15.85:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #331C1D | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #331C1D text on white | 15.85:1 | AAA | Lc 102.7 | Preferred for body text |
| #331C1D text on black | 1.32:1 | 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
#F2E7E7
oklch(93.7% 0.012 17.4)
-
Step 200
200
#E9D3D3
oklch(88.5% 0.025 17.6)
-
Step 300
300
#DBB6B7
oklch(80.9% 0.043 16.2)
-
Step 400
400
#C88F91
oklch(70.6% 0.07 16.6)
-
Step 500
500
#B97376
oklch(63.1% 0.089 17.1)
-
Step 600
600
#A45B5F
oklch(55.7% 0.096 17.1)
-
Step 700
700
#8C4A4E
oklch(49% 0.089 17.1)
-
Step 800
800
#723D40
oklch(42.7% 0.074 17.1)
-
Step 900
900
#5C3536
oklch(37.7% 0.056 18.4)
-
Step 950
950 (this color)
#331C1D
oklch(25.8% 0.036 17.1)
#331C1D 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) | #20201D | 0.040 |
| Deuteranopia (no green cones) | #26241D | 0.036 |
| Tritanopia (no blue cones) | #371A1C | 0.010 |
| Achromatopsia (no color) | #222222 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331C1D
#331C1D
oklch(25.8% 0.036 17.1)
- #092929
#092929
oklch(25.8% 0.037 195.1)
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 #331C1D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.040
- Jet #212529 ΔE 0.043
- Chocolate Brown #411900 ΔE 0.047
- Dark #1B2431 ΔE 0.056
- Deep Brown #410200 ΔE 0.063
- Dark Maroon #3C0008 ΔE 0.063
- Oxford Blue #1B263B ΔE 0.067
- Mahogany #4A0100 ΔE 0.069
Use #331C1D 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.