#866D64
Closest named color: Grey Brown (#7F7053). oklch(55.6% 0.035 40.8), rgb(134, 109, 100).
Aa
White text reads best on this color (4.78:1).
About this color
#866D64 is a medium-dark, muted brown. In OKLCH its lightness is 56%, its chroma 0.035 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Grey Brown (#7F7053), ΔE 0.032 away. White text reads best on it, at 4.78:1.
| Hue family | Browns |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Grey Brown (#7F7053) |
| Black text | 4.38:1 |
| White text | 4.78:1 |
Values
| HEX | #866D64 |
| RGB | rgb(134, 109, 100) |
| HSL | hsl(16, 15%, 46%) |
| OKLCH | oklch(55.6% 0.035 40.8) |
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 #866D64 | 4.78:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #866D64 | 4.38:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #866D64 text on white | 4.78:1 | AA | Lc 73.2 | Content text, not long reading |
| #866D64 text on black | 4.38:1 | AA large text | Lc -28.5 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E7
oklch(93.7% 0.005 48.7)
-
Step 200
200
#DED7D5
oklch(88.4% 0.008 36.6)
-
Step 300
300
#CABDB9
oklch(80.8% 0.016 37.9)
-
Step 400
400
#AF9C95
oklch(70.7% 0.025 41.3)
-
Step 500
500
#9B837B
oklch(63% 0.032 39.3)
-
Step 600
600 (this color)
#866D64
oklch(55.6% 0.035 40.8)
-
Step 700
700
#715B53
oklch(49.1% 0.032 41)
-
Step 800
800
#5C4A44
oklch(42.6% 0.026 39.3)
-
Step 900
900
#4C3E39
oklch(37.7% 0.021 40.6)
-
Step 950
950
#2C2422
oklch(26.9% 0.013 34.3)
#866D64 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) | #736F63 | 0.031 |
| Deuteranopia (no green cones) | #797464 | 0.028 |
| Tritanopia (no blue cones) | #8D696B | 0.021 |
| Achromatopsia (no color) | #727272 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866D64
#866D64
oklch(55.6% 0.035 40.8)
- #5D7882
#5D7882
oklch(55.5% 0.035 222.5)
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 #866D64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Brown #7F7053 ΔE 0.032
- Dark Taupe #7F684E ΔE 0.034
- Dull Brown #876E4B ΔE 0.036
- Reddish Grey #997570 ΔE 0.043
- Dirt #8A6E45 ΔE 0.044
- Purple Grey #866F85 ΔE 0.049
- Dim Gray #696969 ΔE 0.050
- Cocoa #875F42 ΔE 0.050
Use #866D64 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.