#815731
Closest named color: Milk Chocolate (#7F4E1E). oklch(49.4% 0.077 61.6), rgb(129, 87, 49).
Aa
White text reads best on this color (6.28:1).
About this color
#815731 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 49%, its chroma 0.077 and its hue 62°. Its hue sits on the warm side of the wheel. The nearest named color is Milk Chocolate (#7F4E1E), ΔE 0.027 away. White text reads best on it, at 6.28:1.
| Hue family | Browns |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.077) |
| Temperature | warm |
| Nearest name | Milk Chocolate (#7F4E1E) |
| Black text | 3.34:1 |
| White text | 6.28:1 |
Values
| HEX | #815731 |
| RGB | rgb(129, 87, 49) |
| HSL | hsl(29, 45%, 35%) |
| OKLCH | oklch(49.4% 0.077 61.6) |
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 #815731 | 6.28:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #815731 | 3.34:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #815731 text on white | 6.28:1 | AA | Lc 81.2 | Fine for body text |
| #815731 text on black | 3.34:1 | AA large text | Lc -20.7 | 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
#EFE8E3
oklch(93.5% 0.01 58.2)
-
Step 200
200
#E4D6CC
oklch(88.5% 0.021 58)
-
Step 300
300
#D3BCA9
oklch(81% 0.037 61.8)
-
Step 400
400
#BC997B
oklch(70.7% 0.059 62.2)
-
Step 500
500
#AB7F59
oklch(63.1% 0.076 61.6)
-
Step 600
600
#96683E
oklch(55.6% 0.083 62.2)
-
Step 700
700 (this color)
#815731
oklch(49.4% 0.077 61.6)
-
Step 800
800
#684729
oklch(42.8% 0.063 62.1)
-
Step 900
900
#553B25
oklch(37.6% 0.05 60.6)
-
Step 950
950
#322316
oklch(27.1% 0.032 61.8)
#815731 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) | #645A2E | 0.052 |
| Deuteranopia (no green cones) | #6E6431 | 0.048 |
| Tritanopia (no blue cones) | #8C4E4E | 0.057 |
| Achromatopsia (no color) | #606060 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #815731
#815731
oklch(49.4% 0.077 61.6)
- #366789
#366789
oklch(49.4% 0.076 240.9)
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 #815731, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Milk Chocolate #7F4E1E ΔE 0.027
- Medium Brown #7F5112 ΔE 0.028
- Cocoa #875F42 ΔE 0.029
- Dirt Brown #836539 ΔE 0.038
- Mud #735C12 ΔE 0.045
- Saddle Brown #8B4513 ΔE 0.046
- Warm Brown #964E02 ΔE 0.046
- Sepia #985E2B ΔE 0.049
Use #815731 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.