#31371D
Closest named color: Pakistan Green (#283618). oklch(32.4% 0.043 119.5), rgb(49, 55, 29).
Aa
White text reads best on this color (12.39:1).
About this color
#31371D is a dark, muted brown. In OKLCH its lightness is 32%, its chroma 0.043 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.017 away. White text reads best on it, at 12.39:1.
| Hue family | Browns |
| Lightness | dark (32%) |
| Chroma | muted (0.043) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.69:1 |
| White text | 12.39:1 |
Values
| HEX | #31371D |
| RGB | rgb(49, 55, 29) |
| HSL | hsl(74, 31%, 16%) |
| OKLCH | oklch(32.4% 0.043 119.5) |
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 #31371D | 12.39:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #31371D | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #31371D text on white | 12.39:1 | AAA | Lc 98.2 | Preferred for body text |
| #31371D text on black | 1.69:1 | 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 900.
-
Step 50
50
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EBE4
oklch(93.7% 0.01 119.6)
-
Step 200
200
#D7DBCE
oklch(88.5% 0.018 120.7)
-
Step 300
300
#BEC4AD
oklch(80.9% 0.032 119)
-
Step 400
400
#9CA681
oklch(70.7% 0.053 120.1)
-
Step 500
500
#849062
oklch(63.2% 0.067 120.2)
-
Step 600
600
#6E7A48
oklch(55.7% 0.073 119.8)
-
Step 700
700
#5C6639
oklch(49% 0.067 119.2)
-
Step 800
800
#4B5330
oklch(42.6% 0.055 119.3)
-
Step 900
900 (this color)
#31371D
oklch(32.4% 0.043 119.5)
-
Step 950
950
#252819
oklch(26.9% 0.027 117.4)
#31371D 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) | #3A341B | 0.017 |
| Deuteranopia (no green cones) | #39341E | 0.017 |
| Tritanopia (no blue cones) | #333431 | 0.038 |
| Achromatopsia (no color) | #343434 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31371D
#31371D
oklch(32.4% 0.043 119.5)
- #372F47
#372F47
oklch(32.4% 0.043 299.3)
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 #31371D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.017
- Dark Olive #373E02 ΔE 0.041
- Onyx #343A40 ΔE 0.057
- Evergreen #05472A ΔE 0.060
- Hunter Green #0B4008 ΔE 0.062
- Charcoal Grey #3C4142 ΔE 0.065
- Pine Green #0A481E ΔE 0.066
- Forrest Green #154406 ΔE 0.066
Use #31371D 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.