#815B40
Closest named color: Cocoa (#875F42). oklch(50.5% 0.064 56.1), rgb(129, 91, 64).
Aa
White text reads best on this color (5.99:1).
About this color
#815B40 is a medium-dark, muted brown. In OKLCH its lightness is 50%, its chroma 0.064 and its hue 56°. Its hue sits on the warm side of the wheel. The nearest named color is Cocoa (#875F42), ΔE 0.016 away. White text reads best on it, at 5.99:1.
| Hue family | Browns |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Cocoa (#875F42) |
| Black text | 3.50:1 |
| White text | 5.99:1 |
Values
| HEX | #815B40 |
| RGB | rgb(129, 91, 64) |
| HSL | hsl(25, 34%, 38%) |
| OKLCH | oklch(50.5% 0.064 56.1) |
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 #815B40 | 5.99:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #815B40 | 3.50:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #815B40 text on white | 5.99:1 | AA | Lc 79.9 | Fine for body text |
| #815B40 text on black | 3.50:1 | AA large text | Lc -22.0 | 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
#D1BCAE
oklch(80.9% 0.031 55.9)
-
Step 400
400
#B99983
oklch(70.6% 0.049 56.3)
-
Step 500
500
#A88064
oklch(63.2% 0.064 56.3)
-
Step 600
600
#93694B
oklch(55.7% 0.069 56.3)
-
Step 700
700 (this color)
#815B40
oklch(50.5% 0.064 56.1)
-
Step 800
800
#664732
oklch(42.7% 0.054 54.9)
-
Step 900
900
#533C2C
oklch(37.7% 0.042 55.9)
-
Step 950
950
#31231A
oklch(27% 0.027 54)
#815B40 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) | #665E3E | 0.047 |
| Deuteranopia (no green cones) | #6F6740 | 0.044 |
| Tritanopia (no blue cones) | #8B5454 | 0.044 |
| Achromatopsia (no color) | #636363 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #815B40
#815B40
oklch(50.5% 0.064 56.1)
- #3F6A84
#3F6A84
oklch(50.4% 0.063 236.5)
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 #815B40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cocoa #875F42 ΔE 0.016
- Dirt Brown #836539 ΔE 0.033
- Dark Taupe #7F684E ΔE 0.035
- Milk Chocolate #7F4E1E ΔE 0.044
- Medium Brown #7F5112 ΔE 0.046
- Sepia #985E2B ΔE 0.048
- Dull Brown #876E4B ΔE 0.053
- Dirt #8A6E45 ΔE 0.056
Use #815B40 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.