#371C03
Closest named color: Dark Brown (#341C02). oklch(25.9% 0.056 59.8), rgb(55, 28, 3).
Aa
White text reads best on this color (15.79:1).
About this color
#371C03 is a dark, muted brown. In OKLCH its lightness is 26%, its chroma 0.056 and its hue 60°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.007 away. White text reads best on it, at 15.79:1.
| Hue family | Browns |
| Lightness | dark (26%) |
| Chroma | muted (0.056) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.32:1 |
| White text | 15.79:1 |
Values
| HEX | #371C03 |
| RGB | rgb(55, 28, 3) |
| HSL | hsl(29, 90%, 11%) |
| OKLCH | oklch(25.9% 0.056 59.8) |
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 #371C03 | 15.79:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #371C03 | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #371C03 text on white | 15.79:1 | AAA | Lc 102.5 | Preferred for body text |
| #371C03 text on black | 1.32:1 | 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
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F4E7DD
oklch(93.6% 0.02 60.2)
-
Step 200
200
#ECD4C1
oklch(88.5% 0.037 60.7)
-
Step 300
300
#E1B796
oklch(80.9% 0.066 59.8)
-
Step 400
400
#D19059
oklch(70.6% 0.106 60.1)
-
Step 500
500
#C47220
oklch(63% 0.136 59.6)
-
Step 600
600
#A95D00
oklch(55.5% 0.13 59.8)
-
Step 700
700
#8F4E00
oklch(49.2% 0.115 60)
-
Step 800
800
#763F00
oklch(42.7% 0.101 59.7)
-
Step 900
900
#633400
oklch(37.8% 0.089 59.7)
-
Step 950
950 (this color)
#371C03
oklch(25.9% 0.056 59.8)
#371C03 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) | #241F01 | 0.042 |
| Deuteranopia (no green cones) | #2B2503 | 0.037 |
| Tritanopia (no blue cones) | #3D1617 | 0.040 |
| Achromatopsia (no color) | #232323 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #371C03
#371C03
oklch(25.9% 0.056 59.8)
- #02273C
#02273C
oklch(26% 0.056 239.1)
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 #371C03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.007
- Chocolate Brown #411900 ΔE 0.022
- Deep Brown #410200 ΔE 0.057
- Mahogany #4A0100 ΔE 0.063
- Jet #212529 ΔE 0.066
- Dark Maroon #3C0008 ΔE 0.068
- Pakistan Green #283618 ΔE 0.082
- Dark #1B2431 ΔE 0.083
Use #371C03 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.