#37441B
Closest named color: Dark Olive (#373E02). oklch(36.5% 0.065 124.2), rgb(55, 68, 27).
Aa
White text reads best on this color (10.47:1).
About this color
#37441B is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.065 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.025 away. White text reads best on it, at 10.47:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 2.00:1 |
| White text | 10.47:1 |
Values
| HEX | #37441B |
| RGB | rgb(55, 68, 27) |
| HSL | hsl(79, 43%, 19%) |
| OKLCH | oklch(36.5% 0.065 124.2) |
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 #37441B | 10.47:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #37441B | 2.00:1 | Fails | Lc 9.7 | Not readable |
| #37441B text on white | 10.47:1 | AAA | Lc 94.3 | Preferred for body text |
| #37441B text on black | 2.00:1 | Fails | Lc -8.3 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE1
oklch(93.7% 0.015 123)
-
Step 200
200
#D5DCC9
oklch(88.4% 0.027 123.5)
-
Step 300
300
#BAC6A4
oklch(80.8% 0.048 123.3)
-
Step 400
400
#96A973
oklch(70.6% 0.078 124.1)
-
Step 500
500
#7D944E
oklch(63.2% 0.099 124.1)
-
Step 600
600
#667E30
oklch(55.7% 0.108 124.3)
-
Step 700
700
#556A22
oklch(49.1% 0.101 124)
-
Step 800
800
#45561E
oklch(42.6% 0.083 124.1)
-
Step 900
900 (this color)
#37441B
oklch(36.5% 0.065 124.2)
-
Step 950
950
#222A13
oklch(27% 0.041 124.8)
#37441B 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) | #484017 | 0.029 |
| Deuteranopia (no green cones) | #463F1E | 0.030 |
| Tritanopia (no blue cones) | #39413B | 0.053 |
| Achromatopsia (no color) | #3F3F3F | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37441B
#37441B
oklch(36.5% 0.065 124.2)
- #46355A
#46355A
oklch(36.4% 0.065 304.5)
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 #37441B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.025
- Pine Green #0A481E ΔE 0.045
- Evergreen #05472A ΔE 0.046
- Forrest Green #154406 ΔE 0.049
- Pakistan Green #283618 ΔE 0.054
- British Racing Green #05480D ΔE 0.055
- Navy Green #35530A ΔE 0.055
- Darkgreen #054907 ΔE 0.057
Use #37441B 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.