#37381F
Closest named color: Pakistan Green (#283618). oklch(33.3% 0.04 110.4), rgb(55, 56, 31).
Aa
White text reads best on this color (12.01:1).
About this color
#37381F is a dark, muted brown. In OKLCH its lightness is 33%, its chroma 0.040 and its hue 110°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.029 away. White text reads best on it, at 12.01:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | muted (0.040) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.74:1 |
| White text | 12.01:1 |
Values
| HEX | #37381F |
| RGB | rgb(55, 56, 31) |
| HSL | hsl(62, 29%, 17%) |
| OKLCH | oklch(33.3% 0.04 110.4) |
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 #37381F | 12.01:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #37381F | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #37381F text on white | 12.01:1 | AAA | Lc 97.5 | Preferred for body text |
| #37381F text on black | 1.74:1 | 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
#EAEAE4
oklch(93.5% 0.008 106.6)
-
Step 200
200
#D9DACE
oklch(88.4% 0.016 110.6)
-
Step 300
300
#C1C3AD
oklch(81% 0.03 111.3)
-
Step 400
400
#A2A481
oklch(70.8% 0.049 110.3)
-
Step 500
500
#8B8D61
oklch(63% 0.062 110.2)
-
Step 600
600
#757748
oklch(55.6% 0.067 110.5)
-
Step 700
700
#626439
oklch(49.1% 0.063 110.8)
-
Step 800
800
#505230
oklch(42.8% 0.052 111.3)
-
Step 900
900 (this color)
#37381F
oklch(33.3% 0.04 110.4)
-
Step 950
950
#272819
oklch(27.1% 0.026 111.2)
#37381F 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) | #3C361D | 0.010 |
| Deuteranopia (no green cones) | #3C3720 | 0.010 |
| Tritanopia (no blue cones) | #3A3532 | 0.036 |
| Achromatopsia (no color) | #363636 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37381F
#37381F
oklch(33.3% 0.04 110.4)
- #36324A
#36324A
oklch(33.2% 0.042 291.6)
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 #37381F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.029
- Dark Olive #373E02 ΔE 0.040
- Onyx #343A40 ΔE 0.053
- Charcoal Grey #3C4142 ΔE 0.057
- Evergreen #05472A ΔE 0.063
- Pine Green #0A481E ΔE 0.069
- Hunter Green #0B4008 ΔE 0.069
- Gunmetal #293241 ΔE 0.070
Use #37381F 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.