#866B59
Closest named color: Dark Taupe (#7F684E). oklch(54.9% 0.044 55.3), rgb(134, 107, 89).
Aa
White text reads best on this color (4.92:1).
About this color
#866B59 is a medium-dark, muted brown. In OKLCH its lightness is 55%, its chroma 0.044 and its hue 55°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Taupe (#7F684E), ΔE 0.021 away. White text reads best on it, at 4.92:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Dark Taupe (#7F684E) |
| Black text | 4.26:1 |
| White text | 4.92:1 |
Values
| HEX | #866B59 |
| RGB | rgb(134, 107, 89) |
| HSL | hsl(24, 20%, 44%) |
| OKLCH | oklch(54.9% 0.044 55.3) |
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 #866B59 | 4.92:1 | AA | Lc -79.5 | Fine for body text |
| Black text on #866B59 | 4.26:1 | AA large text | Lc 30.0 | Dividers and decoration only |
| #866B59 text on white | 4.92:1 | AA | Lc 74.1 | Content text, not long reading |
| #866B59 text on black | 4.26:1 | AA large text | Lc -27.6 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E6
oklch(93.6% 0.006 59.6)
-
Step 200
200
#DFD7D2
oklch(88.4% 0.011 54.5)
-
Step 300
300
#CBBEB5
oklch(81% 0.019 57.2)
-
Step 400
400
#B19C8E
oklch(70.7% 0.032 55.8)
-
Step 500
500
#9D8472
oklch(63.2% 0.04 57.7)
-
Step 600
600 (this color)
#866B59
oklch(54.9% 0.044 55.3)
-
Step 700
700
#735B4B
oklch(49.1% 0.04 55.3)
-
Step 800
800
#5E4A3D
oklch(42.6% 0.034 54.6)
-
Step 900
900
#4D3E34
oklch(37.7% 0.027 55.4)
-
Step 950
950
#2D241F
oklch(26.9% 0.016 50.7)
#866B59 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) | #736D58 | 0.031 |
| Deuteranopia (no green cones) | #797359 | 0.030 |
| Tritanopia (no blue cones) | #8E6666 | 0.031 |
| Achromatopsia (no color) | #707070 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866B59
#866B59
oklch(54.9% 0.044 55.3)
- #597688
#597688
oklch(55% 0.044 235.9)
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 #866B59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Taupe #7F684E ΔE 0.021
- Grey Brown #7F7053 ΔE 0.022
- Dull Brown #876E4B ΔE 0.024
- Dirt #8A6E45 ΔE 0.031
- Cocoa #875F42 ΔE 0.037
- Dirt Brown #836539 ΔE 0.041
- Reddish Grey #997570 ΔE 0.052
- Dim Gray #696969 ΔE 0.052
Use #866B59 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.