#371803
Closest named color: Dark Brown (#341C02). oklch(25% 0.059 52.1), rgb(55, 24, 3).
Aa
White text reads best on this color (16.22:1).
About this color
#371803 is a dark, muted brown. In OKLCH its lightness is 25%, its chroma 0.059 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.014 away. White text reads best on it, at 16.22:1.
| Hue family | Browns |
| Lightness | dark (25%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.29:1 |
| White text | 16.22:1 |
Values
| HEX | #371803 |
| RGB | rgb(55, 24, 3) |
| HSL | hsl(24, 90%, 11%) |
| OKLCH | oklch(25% 0.059 52.1) |
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 #371803 | 16.22:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #371803 | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #371803 text on white | 16.22:1 | AAA | Lc 102.9 | Preferred for body text |
| #371803 text on black | 1.29:1 | 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
#F6E6DE
oklch(93.6% 0.021 48.5)
-
Step 200
200
#EFD3C2
oklch(88.6% 0.039 53.3)
-
Step 300
300
#E6B597
oklch(81% 0.07 52.9)
-
Step 400
400
#D78C5D
oklch(70.7% 0.111 52.1)
-
Step 500
500
#CB6D28
oklch(63.2% 0.143 52.4)
-
Step 600
600
#B25600
oklch(55.7% 0.143 52.2)
-
Step 700
700
#964700
oklch(49% 0.126 51.9)
-
Step 800
800
#7C3A00
oklch(42.8% 0.11 52.3)
-
Step 900
900
#673005
oklch(37.7% 0.094 51.5)
-
Step 950
950 (this color)
#371803
oklch(25% 0.059 52.1)
#371803 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) | #211C01 | 0.050 |
| Deuteranopia (no green cones) | #282303 | 0.045 |
| Tritanopia (no blue cones) | #3D1114 | 0.037 |
| Achromatopsia (no color) | #202020 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #371803
#371803
oklch(25% 0.059 52.1)
- #002536
#002536
oklch(24.9% 0.052 233.4)
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 #371803, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.014
- Chocolate Brown #411900 ΔE 0.024
- Deep Brown #410200 ΔE 0.047
- Mahogany #4A0100 ΔE 0.055
- Dark Maroon #3C0008 ΔE 0.057
- Jet #212529 ΔE 0.069
- Dark #1B2431 ΔE 0.085
- Pakistan Green #283618 ΔE 0.093
Use #371803 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.