#37481D
Closest named color: Dark Olive (#373E02). oklch(37.6% 0.069 127.3), rgb(55, 72, 29).
Aa
White text reads best on this color (9.96:1).
About this color
#37481D is a dark, muted green. In OKLCH its lightness is 38%, its chroma 0.069 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.034 away. White text reads best on it, at 9.96:1.
| Hue family | Greens |
| Lightness | dark (38%) |
| Chroma | muted (0.069) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 2.10:1 |
| White text | 9.96:1 |
Values
| HEX | #37481D |
| RGB | rgb(55, 72, 29) |
| HSL | hsl(84, 43%, 20%) |
| OKLCH | oklch(37.6% 0.069 127.3) |
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 #37481D | 9.96:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #37481D | 2.10:1 | Fails | Lc 10.9 | Not readable |
| #37481D text on white | 9.96:1 | AAA | Lc 93.1 | Preferred for body text |
| #37481D text on black | 2.10:1 | Fails | Lc -9.4 | 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
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D4DDC9
oklch(88.5% 0.029 126.8)
-
Step 300
300
#B7C7A4
oklch(80.8% 0.051 127.5)
-
Step 400
400
#92AB72
oklch(70.8% 0.084 127.6)
-
Step 500
500
#78954C
oklch(63% 0.105 127)
-
Step 600
600
#607F2D
oklch(55.5% 0.115 127.4)
-
Step 700
700
#506B20
oklch(49% 0.106 127)
-
Step 800
800
#41581C
oklch(42.8% 0.09 127.6)
-
Step 900
900 (this color)
#37481D
oklch(37.6% 0.069 127.3)
-
Step 950
950
#202A12
oklch(26.8% 0.043 127.6)
#37481D 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) | #4C4319 | 0.035 |
| Deuteranopia (no green cones) | #494220 | 0.035 |
| Tritanopia (no blue cones) | #39453E | 0.054 |
| Achromatopsia (no color) | #434343 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37481D
#37481D
oklch(37.6% 0.069 127.3)
- #4B375E
#4B375E
oklch(37.6% 0.069 306.9)
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 #37481D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.034
- Navy Green #35530A ΔE 0.043
- Pine Green #0A481E ΔE 0.044
- Evergreen #05472A ΔE 0.047
- Forrest Green #154406 ΔE 0.051
- British Racing Green #05480D ΔE 0.054
- Green Brown #544E03 ΔE 0.054
- Darkgreen #054907 ΔE 0.056
Use #37481D 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.