#8A6637
Closest named color: Dirt Brown (#836539). oklch(53.7% 0.079 72.1), rgb(138, 102, 55).
Aa
White text reads best on this color (5.20:1).
About this color
#8A6637 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.079 and its hue 72°. Its hue sits on the warm side of the wheel. The nearest named color is Dirt Brown (#836539), ΔE 0.013 away. White text reads best on it, at 5.20:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Dirt Brown (#836539) |
| Black text | 4.03:1 |
| White text | 5.20:1 |
Values
| HEX | #8A6637 |
| RGB | rgb(138, 102, 55) |
| HSL | hsl(34, 43%, 38%) |
| OKLCH | oklch(53.7% 0.079 72.1) |
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 #8A6637 | 5.20:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #8A6637 | 4.03:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #8A6637 text on white | 5.20:1 | AA | Lc 75.7 | Fine for body text |
| #8A6637 text on black | 4.03:1 | AA large text | Lc -26.0 | 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 600.
-
Step 50
50
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EEE9E3
oklch(93.6% 0.01 72.7)
-
Step 200
200
#E1D7CB
oklch(88.4% 0.02 72.6)
-
Step 300
300
#CFBDA8
oklch(80.8% 0.035 71.6)
-
Step 400
400
#B79B7A
oklch(70.6% 0.056 71.3)
-
Step 500
500
#A58358
oklch(63.2% 0.072 72.5)
-
Step 600
600 (this color)
#8A6637
oklch(53.7% 0.079 72.1)
-
Step 700
700
#7A5A2F
oklch(49.1% 0.073 72.8)
-
Step 800
800
#644927
oklch(42.7% 0.061 71.3)
-
Step 900
900
#513D25
oklch(37.6% 0.046 70.7)
-
Step 950
950
#302416
oklch(27% 0.03 70.3)
#8A6637 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) | #736833 | 0.040 |
| Deuteranopia (no green cones) | #7B7038 | 0.036 |
| Tritanopia (no blue cones) | #955D5B | 0.065 |
| Achromatopsia (no color) | #6D6D6D | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A6637
#8A6637
oklch(53.7% 0.079 72.1)
- #4B709A
#4B709A
oklch(53.5% 0.079 252.4)
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 #8A6637, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dirt Brown #836539 ΔE 0.013
- Dirt #8A6E45 ΔE 0.023
- Dull Brown #876E4B ΔE 0.026
- Cocoa #875F42 ΔE 0.028
- Sepia #985E2B ΔE 0.029
- Dark Taupe #7F684E ΔE 0.031
- Muddy Brown #886806 ΔE 0.037
- Grey Brown #7F7053 ΔE 0.038
Use #8A6637 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.