#866C2B
Closest named color: Muddy Brown (#886806). oklch(54.4% 0.089 87.1), rgb(134, 108, 43).
Aa
White text reads best on this color (5.00:1).
About this color
#866C2B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.089 and its hue 87°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Brown (#886806), ΔE 0.020 away. White text reads best on it, at 5.00:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.089) |
| Temperature | warm |
| Nearest name | Muddy Brown (#886806) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #866C2B |
| RGB | rgb(134, 108, 43) |
| HSL | hsl(43, 51%, 35%) |
| OKLCH | oklch(54.4% 0.089 87.1) |
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 #866C2B | 5.00:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #866C2B | 4.19:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #866C2B text on white | 5.00:1 | AA | Lc 74.5 | Content text, not long reading |
| #866C2B text on black | 4.19:1 | AA large text | Lc -27.2 | 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
#EDE9E1
oklch(93.5% 0.012 84.6)
-
Step 200
200
#DFD9C9
oklch(88.6% 0.023 89.8)
-
Step 300
300
#CCC0A4
oklch(81% 0.04 87.6)
-
Step 400
400
#B29F72
oklch(70.8% 0.065 87.7)
-
Step 500
500
#9F864D
oklch(63% 0.082 86.4)
-
Step 600
600 (this color)
#866C2B
oklch(54.4% 0.089 87.1)
-
Step 700
700
#755D21
oklch(49% 0.083 86.8)
-
Step 800
800
#5F4C1E
oklch(42.6% 0.068 86.6)
-
Step 900
900
#4E401E
oklch(37.8% 0.054 87.3)
-
Step 950
950
#2E2512
oklch(26.9% 0.034 84.8)
#866C2B 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) | #786B24 | 0.026 |
| Deuteranopia (no green cones) | #7F722E | 0.019 |
| Tritanopia (no blue cones) | #91635E | 0.080 |
| Achromatopsia (no color) | #6F6F6F | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866C2B
#866C2B
oklch(54.4% 0.089 87.1)
- #586EA4
#586EA4
oklch(54.4% 0.089 266.6)
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 #866C2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Brown #886806 ΔE 0.020
- Dirt Brown #836539 ΔE 0.029
- Dirt #8A6E45 ΔE 0.029
- Dull Brown #876E4B ΔE 0.035
- Hazel #8E7618 ΔE 0.037
- Raw Sienna #9A6200 ΔE 0.040
- Grey Brown #7F7053 ΔE 0.044
- Brown Green #706C11 ΔE 0.044
Use #866C2B 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.