#87631B
Closest named color: Muddy Brown (#886806). oklch(52.4% 0.097 80.3), rgb(135, 99, 27).
Aa
White text reads best on this color (5.48:1).
About this color
#87631B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 52%, its chroma 0.097 and its hue 80°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Brown (#886806), ΔE 0.019 away. White text reads best on it, at 5.48:1.
| Hue family | Browns |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Muddy Brown (#886806) |
| Black text | 3.83:1 |
| White text | 5.48:1 |
Values
| HEX | #87631B |
| RGB | rgb(135, 99, 27) |
| HSL | hsl(40, 67%, 32%) |
| OKLCH | oklch(52.4% 0.097 80.3) |
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 #87631B | 5.48:1 | AA | Lc -82.5 | Fine for body text |
| Black text on #87631B | 3.83:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #87631B text on white | 5.48:1 | AA | Lc 77.2 | Fine for body text |
| #87631B text on black | 3.83:1 | AA large text | Lc -24.6 | 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 600.
-
Step 50
50
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EEE9E1
oklch(93.6% 0.012 79.8)
-
Step 200
200
#E2D8C8
oklch(88.6% 0.024 79.7)
-
Step 300
300
#D0BEA1
oklch(80.9% 0.044 79.7)
-
Step 400
400
#B89C6E
oklch(70.7% 0.07 79.6)
-
Step 500
500
#A68347
oklch(63.1% 0.089 79.5)
-
Step 600
600 (this color)
#87631B
oklch(52.4% 0.097 80.3)
-
Step 700
700
#7B5A19
oklch(49% 0.09 80.1)
-
Step 800
800
#644A18
oklch(42.7% 0.074 80.4)
-
Step 900
900
#523E1A
oklch(37.7% 0.059 80.1)
-
Step 950
950
#302410
oklch(26.9% 0.037 78.9)
#87631B 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) | #71640F | 0.040 |
| Deuteranopia (no green cones) | #7A6D1E | 0.034 |
| Tritanopia (no blue cones) | #935955 | 0.084 |
| Achromatopsia (no color) | #696969 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #87631B
#87631B
oklch(52.4% 0.097 80.3)
- #486AA2
#486AA2
oklch(52.4% 0.097 260)
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 #87631B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Brown #886806 ΔE 0.019
- Dirt Brown #836539 ΔE 0.026
- Raw Sienna #9A6200 ΔE 0.034
- Sepia #985E2B ΔE 0.038
- Mud #735C12 ΔE 0.043
- Dirt #8A6E45 ΔE 0.044
- Cocoa #875F42 ΔE 0.045
- Brown Green #706C11 ΔE 0.047
Use #87631B 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.