#31331B
Closest named color: Pakistan Green (#283618). oklch(31.2% 0.039 112.6), rgb(49, 51, 27).
Aa
White text reads best on this color (12.96:1).
About this color
#31331B is a dark, muted brown. In OKLCH its lightness is 31%, its chroma 0.039 and its hue 113°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.019 away. White text reads best on it, at 12.96:1.
| Hue family | Browns |
| Lightness | dark (31%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.61:1 |
| White text | 12.96:1 |
Values
| HEX | #31331B |
| RGB | rgb(49, 51, 27) |
| HSL | hsl(65, 31%, 15%) |
| OKLCH | oklch(31.2% 0.039 112.6) |
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 #31331B | 12.96:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #31331B | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #31331B text on white | 12.96:1 | AAA | Lc 99.2 | Preferred for body text |
| #31331B text on black | 1.61:1 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#EAEBE1
oklch(93.7% 0.013 111.3)
-
Step 200
200
#D9DBC8
oklch(88.5% 0.026 111.8)
-
Step 300
300
#C0C4A2
oklch(80.8% 0.046 112.9)
-
Step 400
400
#A1A66F
oklch(70.8% 0.075 112.5)
-
Step 500
500
#8A8F48
oklch(63% 0.095 112.4)
-
Step 600
600
#747928
oklch(55.5% 0.103 112.7)
-
Step 700
700
#62661A
oklch(49.2% 0.096 112.4)
-
Step 800
800
#505318
oklch(42.7% 0.08 112.1)
-
Step 900
900
#42451B
oklch(37.7% 0.062 112.7)
-
Step 950
950 (this color)
#31331B
oklch(31.2% 0.039 112.6)
#31331B 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) | #363119 | 0.010 |
| Deuteranopia (no green cones) | #36321C | 0.010 |
| Tritanopia (no blue cones) | #34302D | 0.035 |
| Achromatopsia (no color) | #313131 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31331B
#31331B
oklch(31.2% 0.039 112.6)
- #312D43
#312D43
oklch(31.1% 0.039 292.3)
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 #31331B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.019
- Dark Olive #373E02 ΔE 0.051
- Onyx #343A40 ΔE 0.060
- Gunmetal #293241 ΔE 0.067
- Jet #212529 ΔE 0.068
- Hunter Green #0B4008 ΔE 0.070
- Very Dark Green #062E03 ΔE 0.071
- Evergreen #05472A ΔE 0.071
Use #31331B 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.