#8B643B
Closest named color: Dirt Brown (#836539). oklch(53.4% 0.076 66.3), rgb(139, 100, 59).
Aa
White text reads best on this color (5.27:1).
About this color
#8B643B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 53%, its chroma 0.076 and its hue 66°. Its hue sits on the warm side of the wheel. The nearest named color is Dirt Brown (#836539), ΔE 0.015 away. White text reads best on it, at 5.27:1.
| Hue family | Browns |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Dirt Brown (#836539) |
| Black text | 3.98:1 |
| White text | 5.27:1 |
Values
| HEX | #8B643B |
| RGB | rgb(139, 100, 59) |
| HSL | hsl(31, 40%, 39%) |
| OKLCH | oklch(53.4% 0.076 66.3) |
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 #8B643B | 5.27:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #8B643B | 3.98:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #8B643B text on white | 5.27:1 | AA | Lc 76.1 | Fine for body text |
| #8B643B text on black | 3.98:1 | AA large text | Lc -25.7 | 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 600.
-
Step 50
50
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#EFE9E3
oklch(93.7% 0.01 67.7)
-
Step 200
200
#E2D7CC
oklch(88.5% 0.019 67.6)
-
Step 300
300
#D0BDAA
oklch(80.9% 0.034 67.3)
-
Step 400
400
#B89A7D
oklch(70.6% 0.054 65.8)
-
Step 500
500
#A7815B
oklch(63.1% 0.071 66)
-
Step 600
600 (this color)
#8B643B
oklch(53.4% 0.076 66.3)
-
Step 700
700
#7C5833
oklch(49% 0.071 65.6)
-
Step 800
800
#65482B
oklch(42.6% 0.058 65.1)
-
Step 900
900
#523D27
oklch(37.7% 0.045 67)
-
Step 950
950
#302417
oklch(27.1% 0.029 68.4)
#8B643B 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) | #716638 | 0.045 |
| Deuteranopia (no green cones) | #7A6F3C | 0.040 |
| Tritanopia (no blue cones) | #965B5A | 0.059 |
| Achromatopsia (no color) | #6C6C6C | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B643B
#8B643B
oklch(53.4% 0.076 66.3)
- #477197
#477197
oklch(53.4% 0.076 247)
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 #8B643B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dirt Brown #836539 ΔE 0.015
- Cocoa #875F42 ΔE 0.020
- Dirt #8A6E45 ΔE 0.026
- Sepia #985E2B ΔE 0.027
- Dull Brown #876E4B ΔE 0.028
- Dark Taupe #7F684E ΔE 0.028
- Grey Brown #7F7053 ΔE 0.039
- Earth #A2653E ΔE 0.042
Use #8B643B 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.