#81582D
Closest named color: Medium Brown (#7F5112). oklch(49.6% 0.08 65.4), rgb(129, 88, 45).
Aa
White text reads best on this color (6.23:1).
About this color
#81582D is a medium-dark, moderately saturated brown. In OKLCH its lightness is 50%, its chroma 0.080 and its hue 65°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Brown (#7F5112), ΔE 0.026 away. White text reads best on it, at 6.23:1.
| Hue family | Browns |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Medium Brown (#7F5112) |
| Black text | 3.36:1 |
| White text | 6.23:1 |
Values
| HEX | #81582D |
| RGB | rgb(129, 88, 45) |
| HSL | hsl(31, 48%, 34%) |
| OKLCH | oklch(49.6% 0.08 65.4) |
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 #81582D | 6.23:1 | AA | Lc -86.1 | Fine for body text |
| Black text on #81582D | 3.36:1 | AA large text | Lc 23.1 | Dividers and decoration only |
| #81582D text on white | 6.23:1 | AA | Lc 80.9 | Fine for body text |
| #81582D text on black | 3.36:1 | AA large text | Lc -20.9 | 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#EFE8E2
oklch(93.5% 0.011 63.4)
-
Step 200
200
#E3D7CB
oklch(88.6% 0.021 67.6)
-
Step 300
300
#D3BCA7
oklch(80.9% 0.039 64.6)
-
Step 400
400
#BC9978
oklch(70.7% 0.062 64.9)
-
Step 500
500
#AB8055
oklch(63.2% 0.079 65.6)
-
Step 600
600
#966839
oklch(55.5% 0.086 65)
-
Step 700
700 (this color)
#81582D
oklch(49.6% 0.08 65.4)
-
Step 800
800
#684725
oklch(42.7% 0.067 65.2)
-
Step 900
900
#543C23
oklch(37.7% 0.051 66.4)
-
Step 950
950
#322315
oklch(27% 0.033 63.7)
#81582D 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) | #655B29 | 0.051 |
| Deuteranopia (no green cones) | #6F642E | 0.044 |
| Tritanopia (no blue cones) | #8C4F4E | 0.061 |
| Achromatopsia (no color) | #616161 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81582D
#81582D
oklch(49.6% 0.08 65.4)
- #38668D
#38668D
oklch(49.5% 0.081 246)
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 #81582D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Brown #7F5112 ΔE 0.026
- Milk Chocolate #7F4E1E ΔE 0.027
- Cocoa #875F42 ΔE 0.030
- Dirt Brown #836539 ΔE 0.035
- Mud #735C12 ΔE 0.040
- Warm Brown #964E02 ΔE 0.044
- Sepia #985E2B ΔE 0.047
- Saddle Brown #8B4513 ΔE 0.047
Use #81582D 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.