#866559
Closest named color: Dark Taupe (#7F684E). oklch(53.7% 0.047 40.9), rgb(134, 101, 89).
Aa
White text reads best on this color (5.22:1).
About this color
#866559 is a medium-dark, muted brown. In OKLCH its lightness is 54%, its chroma 0.047 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Taupe (#7F684E), ΔE 0.024 away. White text reads best on it, at 5.22:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.047) |
| Temperature | warm |
| Nearest name | Dark Taupe (#7F684E) |
| Black text | 4.01:1 |
| White text | 5.22:1 |
Values
| HEX | #866559 |
| RGB | rgb(134, 101, 89) |
| HSL | hsl(16, 20%, 44%) |
| OKLCH | oklch(53.7% 0.047 40.9) |
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 #866559 | 5.22:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #866559 | 4.01:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #866559 text on white | 5.22:1 | AA | Lc 75.9 | Fine for body text |
| #866559 text on black | 4.01:1 | AA large text | Lc -25.9 | 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
#EEE9E7
oklch(93.7% 0.006 43.3)
-
Step 200
200
#E0D7D3
oklch(88.5% 0.011 45.7)
-
Step 300
300
#CDBCB6
oklch(80.8% 0.021 40.5)
-
Step 400
400
#B49A91
oklch(70.7% 0.034 40)
-
Step 500
500
#A18176
oklch(63% 0.043 39.8)
-
Step 600
600 (this color)
#866559
oklch(53.7% 0.047 40.9)
-
Step 700
700
#77594E
oklch(49.2% 0.044 41)
-
Step 800
800
#614940
oklch(42.8% 0.036 41.5)
-
Step 900
900
#4F3D36
oklch(37.7% 0.028 42.3)
-
Step 950
950
#2E2420
oklch(27.1% 0.017 42.9)
#866559 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) | #6D6858 | 0.042 |
| Deuteranopia (no green cones) | #756F59 | 0.038 |
| Tritanopia (no blue cones) | #8E6062 | 0.026 |
| Achromatopsia (no color) | #6C6C6C | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866559
#866559
oklch(53.7% 0.047 40.9)
- #4F7481
#4F7481
oklch(53.6% 0.046 221.9)
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 #866559, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Taupe #7F684E ΔE 0.024
- Cocoa #875F42 ΔE 0.030
- Grey Brown #7F7053 ΔE 0.037
- Dull Brown #876E4B ΔE 0.038
- Dirt Brown #836539 ΔE 0.044
- Dirt #8A6E45 ΔE 0.044
- Dim Gray #696969 ΔE 0.049
- Sepia #985E2B ΔE 0.058
Use #866559 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.