#373D04
Closest named color: Dark Olive (#373E02). oklch(34.3% 0.075 115.9), rgb(55, 61, 4).
Aa
White text reads best on this color (11.46:1).
About this color
#373D04 is a dark, moderately saturated brown. In OKLCH its lightness is 34%, its chroma 0.075 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 0.004 away. White text reads best on it, at 11.46:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.83:1 |
| White text | 11.46:1 |
Values
| HEX | #373D04 |
| RGB | rgb(55, 61, 4) |
| HSL | hsl(66, 88%, 13%) |
| OKLCH | oklch(34.3% 0.075 115.9) |
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 #373D04 | 11.46:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #373D04 | 1.83:1 | Fails | Lc 7.6 | Not readable |
| #373D04 text on white | 11.46:1 | AAA | Lc 96.3 | Preferred for body text |
| #373D04 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
#F5F6F0
oklch(97.1% 0.008 114.2)
-
Step 100
100
#E9EBDF
oklch(93.5% 0.016 114.4)
-
Step 200
200
#D8DCC5
oklch(88.5% 0.031 115)
-
Step 300
300
#BEC69C
oklch(80.9% 0.057 116.5)
-
Step 400
400
#9EA865
oklch(70.8% 0.091 115.7)
-
Step 500
500
#869238
oklch(63.2% 0.115 116.2)
-
Step 600
600
#707B06
oklch(55.5% 0.125 115.9)
-
Step 700
700
#5E6800
oklch(49.2% 0.113 116.2)
-
Step 800
800
#4D5502
oklch(42.8% 0.097 115.9)
-
Step 900
900 (this color)
#373D04
oklch(34.3% 0.075 115.9)
-
Step 950
950
#25290C
oklch(26.9% 0.047 116.2)
#373D04 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) | #423900 | 0.021 |
| Deuteranopia (no green cones) | #423A09 | 0.023 |
| Tritanopia (no blue cones) | #3B3933 | 0.066 |
| Achromatopsia (no color) | #393939 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #373D04
#373D04
oklch(34.3% 0.075 115.9)
- #3C2F5B
#3C2F5B
oklch(34.2% 0.076 295.7)
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 #373D04, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.004
- Pakistan Green #283618 ΔE 0.041
- Forrest Green #154406 ΔE 0.045
- Hunter Green #0B4008 ΔE 0.050
- Pine Green #0A481E ΔE 0.052
- British Racing Green #05480D ΔE 0.056
- Evergreen #05472A ΔE 0.056
- Darkgreen #054907 ΔE 0.059
Use #373D04 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.