#81603E
Closest named color: Cocoa (#875F42). oklch(51.5% 0.065 66.4), rgb(129, 96, 62).
Aa
White text reads best on this color (5.71:1).
About this color
#81603E is a medium-dark, muted brown. In OKLCH its lightness is 51%, its chroma 0.065 and its hue 66°. Its hue sits on the warm side of the wheel. The nearest named color is Cocoa (#875F42), ΔE 0.013 away. White text reads best on it, at 5.71:1.
| Hue family | Browns |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.065) |
| Temperature | warm |
| Nearest name | Cocoa (#875F42) |
| Black text | 3.67:1 |
| White text | 5.71:1 |
Values
| HEX | #81603E |
| RGB | rgb(129, 96, 62) |
| HSL | hsl(30, 35%, 37%) |
| OKLCH | oklch(51.5% 0.065 66.4) |
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 #81603E | 5.71:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #81603E | 3.67:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #81603E text on white | 5.71:1 | AA | Lc 78.5 | Fine for body text |
| #81603E text on black | 3.67:1 | AA large text | Lc -23.3 | Dividers and decoration only |
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 700.
-
Step 50
50
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EEE9E4
oklch(93.7% 0.009 67.7)
-
Step 200
200
#E1D7CD
oklch(88.4% 0.018 67.6)
-
Step 300
300
#CFBDAC
oklch(80.9% 0.031 65.7)
-
Step 400
400
#B79B80
oklch(70.8% 0.05 65.8)
-
Step 500
500
#A48260
oklch(63.1% 0.063 66.2)
-
Step 600
600
#8F6B46
oklch(55.5% 0.069 66.3)
-
Step 700
700 (this color)
#81603E
oklch(51.5% 0.065 66.4)
-
Step 800
800
#63492E
oklch(42.7% 0.054 66.6)
-
Step 900
900
#513D29
oklch(37.7% 0.042 66)
-
Step 950
950
#2F2418
oklch(27% 0.027 68.7)
#81603E 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) | #6B623B | 0.038 |
| Deuteranopia (no green cones) | #73693F | 0.033 |
| Tritanopia (no blue cones) | #8B5958 | 0.051 |
| Achromatopsia (no color) | #666666 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81603E
#81603E
oklch(51.5% 0.065 66.4)
- #486B8B
#486B8B
oklch(51.5% 0.065 247)
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 #81603E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cocoa #875F42 ΔE 0.013
- Dirt Brown #836539 ΔE 0.018
- Dark Taupe #7F684E ΔE 0.025
- Dull Brown #876E4B ΔE 0.041
- Dirt #8A6E45 ΔE 0.043
- Sepia #985E2B ΔE 0.043
- Grey Brown #7F7053 ΔE 0.044
- Medium Brown #7F5112 ΔE 0.050
Use #81603E 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.