#37381C
Closest named color: Pakistan Green (#283618). oklch(33.2% 0.045 110.4), rgb(55, 56, 28).
Aa
White text reads best on this color (12.03:1).
About this color
#37381C is a dark, muted brown. In OKLCH its lightness is 33%, its chroma 0.045 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 0.027 away. White text reads best on it, at 12.03:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.74:1 |
| White text | 12.03:1 |
Values
| HEX | #37381C |
| RGB | rgb(55, 56, 28) |
| HSL | hsl(62, 33%, 16%) |
| OKLCH | oklch(33.2% 0.045 110.4) |
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 #37381C | 12.03:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #37381C | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #37381C text on white | 12.03:1 | AAA | Lc 97.5 | Preferred for body text |
| #37381C 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
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#EAEAE3
oklch(93.5% 0.009 106.6)
-
Step 200
200
#D9DACD
oklch(88.4% 0.018 110.3)
-
Step 300
300
#C1C3AB
oklch(80.9% 0.033 111)
-
Step 400
400
#A2A47E
oklch(70.7% 0.053 110.2)
-
Step 500
500
#8B8E5D
oklch(63.2% 0.068 111.2)
-
Step 600
600
#757742
oklch(55.5% 0.074 110.5)
-
Step 700
700
#636434
oklch(49.1% 0.069 109.7)
-
Step 800
800
#51522C
oklch(42.8% 0.057 109.9)
-
Step 900
900 (this color)
#37381C
oklch(33.2% 0.045 110.4)
-
Step 950
950
#272817
oklch(27.1% 0.029 111.1)
#37381C 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) | #3C361A | 0.010 |
| Deuteranopia (no green cones) | #3C371D | 0.010 |
| Tritanopia (no blue cones) | #3A3531 | 0.039 |
| Achromatopsia (no color) | #363636 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37381C
#37381C
oklch(33.2% 0.045 110.4)
- #36324B
#36324B
oklch(33.3% 0.044 291.2)
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 #37381C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.027
- Dark Olive #373E02 ΔE 0.037
- Onyx #343A40 ΔE 0.057
- Charcoal Grey #3C4142 ΔE 0.061
- Evergreen #05472A ΔE 0.063
- Hunter Green #0B4008 ΔE 0.067
- Pine Green #0A481E ΔE 0.067
- Forrest Green #154406 ΔE 0.068
Use #37381C 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.