#331D05
Closest named color: Dark Brown (#341C02). oklch(25.5% 0.05 64.9), rgb(51, 29, 5).
Aa
White text reads best on this color (15.92:1).
About this color
#331D05 is a dark, muted brown. In OKLCH its lightness is 25%, its chroma 0.050 and its hue 65°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.004 away. White text reads best on it, at 15.92:1.
| Hue family | Browns |
| Lightness | dark (25%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.31:1 |
| White text | 15.92:1 |
Values
| HEX | #331D05 |
| RGB | rgb(51, 29, 5) |
| HSL | hsl(31, 82%, 11%) |
| OKLCH | oklch(25.5% 0.05 64.9) |
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 #331D05 | 15.92:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #331D05 | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #331D05 text on white | 15.92:1 | AAA | Lc 102.7 | Preferred for body text |
| #331D05 text on black | 1.31:1 | 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
#F9F4F0
oklch(97% 0.008 61.5)
-
Step 100
100
#F2E8DE
oklch(93.6% 0.017 67.6)
-
Step 200
200
#E9D5C3
oklch(88.5% 0.033 64.4)
-
Step 300
300
#DCB999
oklch(80.8% 0.059 64.3)
-
Step 400
400
#CA945F
oklch(70.7% 0.095 64.7)
-
Step 500
500
#BB782E
oklch(63% 0.121 64.6)
-
Step 600
600
#A46100
oklch(55.6% 0.125 64.9)
-
Step 700
700
#8B5100
oklch(49.2% 0.111 64.6)
-
Step 800
800
#724200
oklch(42.7% 0.096 65.1)
-
Step 900
900
#5E3709
oklch(37.7% 0.079 64)
-
Step 950
950 (this color)
#331D05
oklch(25.5% 0.05 64.9)
#331D05 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) | #241F03 | 0.033 |
| Deuteranopia (no green cones) | #292405 | 0.030 |
| Tritanopia (no blue cones) | #391818 | 0.038 |
| Achromatopsia (no color) | #222222 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331D05
#331D05
oklch(25.5% 0.05 64.9)
- #0A2539
#0A2539
oklch(25.5% 0.05 244.1)
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 #331D05, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.004
- Chocolate Brown #411900 ΔE 0.031
- Jet #212529 ΔE 0.060
- Deep Brown #410200 ΔE 0.063
- Mahogany #4A0100 ΔE 0.070
- Dark Maroon #3C0008 ΔE 0.071
- Dark #1B2431 ΔE 0.077
- Pakistan Green #283618 ΔE 0.079
Use #331D05 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.