#81583B
Closest named color: Cocoa (#875F42). oklch(49.8% 0.069 55.7), rgb(129, 88, 59).
Aa
White text reads best on this color (6.19:1).
About this color
#81583B is a medium-dark, muted brown. In OKLCH its lightness is 50%, its chroma 0.069 and its hue 56°. Its hue sits on the warm side of the wheel. The nearest named color is Cocoa (#875F42), ΔE 0.023 away. White text reads best on it, at 6.19:1.
| Hue family | Browns |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.069) |
| Temperature | warm |
| Nearest name | Cocoa (#875F42) |
| Black text | 3.39:1 |
| White text | 6.19:1 |
Values
| HEX | #81583B |
| RGB | rgb(129, 88, 59) |
| HSL | hsl(25, 37%, 37%) |
| OKLCH | oklch(49.8% 0.069 55.7) |
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 #81583B | 6.19:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #81583B | 3.39:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #81583B text on white | 6.19:1 | AA | Lc 80.7 | Fine for body text |
| #81583B text on black | 3.39:1 | AA large text | Lc -21.1 | 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E4
oklch(93.5% 0.009 52.1)
-
Step 200
200
#E3D6CE
oklch(88.4% 0.018 54)
-
Step 300
300
#D2BCAC
oklch(80.9% 0.033 58.3)
-
Step 400
400
#BB9881
oklch(70.6% 0.053 55)
-
Step 500
500
#AA7F61
oklch(63.1% 0.068 56)
-
Step 600
600
#956848
oklch(55.7% 0.074 56)
-
Step 700
700 (this color)
#81583B
oklch(49.8% 0.069 55.7)
-
Step 800
800
#674730
oklch(42.8% 0.056 56.3)
-
Step 900
900
#543B2A
oklch(37.6% 0.045 55.1)
-
Step 950
950
#312319
oklch(27% 0.028 56.8)
#81583B 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) | #645C39 | 0.052 |
| Deuteranopia (no green cones) | #6E653B | 0.048 |
| Tritanopia (no blue cones) | #8C5051 | 0.048 |
| Achromatopsia (no color) | #616161 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81583B
#81583B
oklch(49.8% 0.069 55.7)
- #386985
#386985
oklch(49.8% 0.069 235.5)
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 #81583B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cocoa #875F42 ΔE 0.023
- Milk Chocolate #7F4E1E ΔE 0.035
- Dirt Brown #836539 ΔE 0.038
- Medium Brown #7F5112 ΔE 0.039
- Dark Taupe #7F684E ΔE 0.043
- Sepia #985E2B ΔE 0.050
- Saddle Brown #8B4513 ΔE 0.051
- Warm Brown #964E02 ΔE 0.052
Use #81583B 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.