#371903
Closest named color: Dark Brown (#341C02). oklch(25.2% 0.058 53.9), rgb(55, 25, 3).
Aa
White text reads best on this color (16.11:1).
About this color
#371903 is a dark, muted brown. In OKLCH its lightness is 25%, its chroma 0.058 and its hue 54°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.011 away. White text reads best on it, at 16.11:1.
| Hue family | Browns |
| Lightness | dark (25%) |
| Chroma | muted (0.058) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.30:1 |
| White text | 16.11:1 |
Values
| HEX | #371903 |
| RGB | rgb(55, 25, 3) |
| HSL | hsl(25, 90%, 11%) |
| OKLCH | oklch(25.2% 0.058 53.9) |
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 #371903 | 16.11:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #371903 | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #371903 text on white | 16.11:1 | AAA | Lc 102.8 | Preferred for body text |
| #371903 text on black | 1.30:1 | 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 950.
-
Step 50
50
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F5E7DE
oklch(93.7% 0.02 55.1)
-
Step 200
200
#EED3C2
oklch(88.5% 0.038 54.3)
-
Step 300
300
#E5B597
oklch(80.9% 0.069 53.5)
-
Step 400
400
#D68D5C
oklch(70.7% 0.11 53.9)
-
Step 500
500
#C96E26
oklch(63% 0.141 54.1)
-
Step 600
600
#B05800
oklch(55.7% 0.14 54)
-
Step 700
700
#944900
oklch(49% 0.123 54)
-
Step 800
800
#7A3B00
oklch(42.6% 0.107 54)
-
Step 900
900
#663103
oklch(37.7% 0.092 53.7)
-
Step 950
950 (this color)
#371903
oklch(25.2% 0.058 53.9)
#371903 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) | #221D01 | 0.048 |
| Deuteranopia (no green cones) | #292403 | 0.044 |
| Tritanopia (no blue cones) | #3D1214 | 0.037 |
| Achromatopsia (no color) | #212121 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #371903
#371903
oklch(25.2% 0.058 53.9)
- #002637
#002637
oklch(25.3% 0.052 232.9)
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 #371903, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.011
- Chocolate Brown #411900 ΔE 0.023
- Deep Brown #410200 ΔE 0.049
- Mahogany #4A0100 ΔE 0.057
- Dark Maroon #3C0008 ΔE 0.059
- Jet #212529 ΔE 0.068
- Dark #1B2431 ΔE 0.085
- Pakistan Green #283618 ΔE 0.091
Use #371903 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.