#373D10
Closest named color: Dark Olive (#373E02). oklch(34.4% 0.066 116.5), rgb(55, 61, 16).
Aa
White text reads best on this color (11.42:1).
About this color
#373D10 is a dark, muted brown. In OKLCH its lightness is 34%, its chroma 0.066 and its hue 116°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.012 away. White text reads best on it, at 11.42:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | muted (0.066) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.83:1 |
| White text | 11.42:1 |
Values
| HEX | #373D10 |
| RGB | rgb(55, 61, 16) |
| HSL | hsl(68, 58%, 15%) |
| OKLCH | oklch(34.4% 0.066 116.5) |
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 #373D10 | 11.42:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #373D10 | 1.83:1 | Fails | Lc 7.6 | Not readable |
| #373D10 text on white | 11.42:1 | AAA | Lc 96.3 | Preferred for body text |
| #373D10 text on black | 1.83:1 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBE1
oklch(93.6% 0.013 115.8)
-
Step 200
200
#D8DCC8
oklch(88.6% 0.027 116.1)
-
Step 300
300
#BEC5A1
oklch(80.8% 0.05 116.5)
-
Step 400
400
#9DA76E
oklch(70.6% 0.079 116.6)
-
Step 500
500
#869146
oklch(63.1% 0.1 116.3)
-
Step 600
600
#707B25
oklch(55.6% 0.109 116.4)
-
Step 700
700
#5E6717
oklch(49% 0.101 115.9)
-
Step 800
800
#4C5416
oklch(42.5% 0.084 116.4)
-
Step 900
900 (this color)
#373D10
oklch(34.4% 0.066 116.5)
-
Step 950
950
#252910
oklch(27% 0.042 116.8)
#373D10 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) | #42390A | 0.021 |
| Deuteranopia (no green cones) | #413A13 | 0.021 |
| Tritanopia (no blue cones) | #3B3934 | 0.058 |
| Achromatopsia (no color) | #3A3A3A | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #373D10
#373D10
oklch(34.4% 0.066 116.5)
- #3C3157
#3C3157
oklch(34.3% 0.066 296.1)
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 #373D10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.012
- Pakistan Green #283618 ΔE 0.037
- Forrest Green #154406 ΔE 0.049
- Pine Green #0A481E ΔE 0.052
- Hunter Green #0B4008 ΔE 0.053
- Evergreen #05472A ΔE 0.053
- British Racing Green #05480D ΔE 0.059
- Darkgreen #054907 ΔE 0.063
Use #373D10 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.