#31370A
Closest named color: Pakistan Green (#283618). oklch(32.1% 0.065 116.8), rgb(49, 55, 10).
Aa
White text reads best on this color (12.48:1).
About this color
#31370A is a dark, muted brown. In OKLCH its lightness is 32%, its chroma 0.065 and its hue 117°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.020 away. White text reads best on it, at 12.48:1.
| Hue family | Browns |
| Lightness | dark (32%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.68:1 |
| White text | 12.48:1 |
Values
| HEX | #31370A |
| RGB | rgb(49, 55, 10) |
| HSL | hsl(68, 69%, 13%) |
| OKLCH | oklch(32.1% 0.065 116.8) |
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 #31370A | 12.48:1 | AAA | Lc -101.7 | Preferred for body text |
| Black text on #31370A | 1.68:1 | Fails | Lc 0.0 | Not readable |
| #31370A text on white | 12.48:1 | AAA | Lc 98.3 | Preferred for body text |
| #31370A text on black | 1.68:1 | 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
#F5F6EF
oklch(97% 0.009 113.2)
-
Step 100
100
#E8ECDC
oklch(93.6% 0.022 118.2)
-
Step 200
200
#D7DDBE
oklch(88.5% 0.042 116.2)
-
Step 300
300
#BDC88F
oklch(81% 0.077 117)
-
Step 400
400
#9CAA4A
oklch(70.7% 0.122 116.6)
-
Step 500
500
#849400
oklch(63.2% 0.146 117.1)
-
Step 600
600
#6F7C00
oklch(55.6% 0.128 116.8)
-
Step 700
700
#5D6800
oklch(49.1% 0.113 116.8)
-
Step 800
800
#4C5500
oklch(42.7% 0.098 116.6)
-
Step 900
900
#3F4700
oklch(37.7% 0.087 116.8)
-
Step 950
950 (this color)
#31370A
oklch(32.1% 0.065 116.8)
#31370A 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) | #3B3404 | 0.018 |
| Deuteranopia (no green cones) | #3B340E | 0.021 |
| Tritanopia (no blue cones) | #35332E | 0.057 |
| Achromatopsia (no color) | #343434 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31370A
#31370A
oklch(32.1% 0.065 116.8)
- #372B50
#372B50
oklch(32.1% 0.065 297.5)
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 #31370A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.020
- Dark Olive #373E02 ΔE 0.028
- Hunter Green #0B4008 ΔE 0.050
- Forrest Green #154406 ΔE 0.054
- Pine Green #0A481E ΔE 0.061
- Evergreen #05472A ΔE 0.061
- British Racing Green #05480D ΔE 0.066
- Racing Green #014600 ΔE 0.067
Use #31370A 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.