#866F50
Closest named color: Dull Brown (#876E4B). oklch(55.6% 0.053 74.6), rgb(134, 111, 80).
Aa
White text reads best on this color (4.76:1).
About this color
#866F50 is a medium-dark, muted brown. In OKLCH its lightness is 56%, its chroma 0.053 and its hue 75°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Brown (#876E4B), ΔE 0.006 away. White text reads best on it, at 4.76:1.
| Hue family | Browns |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.053) |
| Temperature | warm |
| Nearest name | Dull Brown (#876E4B) |
| Black text | 4.40:1 |
| White text | 4.76:1 |
Values
| HEX | #866F50 |
| RGB | rgb(134, 111, 80) |
| HSL | hsl(34, 25%, 42%) |
| OKLCH | oklch(55.6% 0.053 74.6) |
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 #866F50 | 4.76:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #866F50 | 4.40:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #866F50 text on white | 4.76:1 | AA | Lc 73.1 | Content text, not long reading |
| #866F50 text on black | 4.40:1 | AA large text | Lc -28.6 | 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
#F7F5F3
oklch(97.1% 0.003 67.8)
-
Step 100
100
#EDE9E5
oklch(93.6% 0.007 67.7)
-
Step 200
200
#DED8D0
oklch(88.5% 0.013 75.4)
-
Step 300
300
#CABFB0
oklch(81% 0.024 75.8)
-
Step 400
400
#AF9E87
oklch(70.8% 0.038 75.4)
-
Step 500
500
#9B8669
oklch(63.2% 0.048 75.6)
-
Step 600
600 (this color)
#866F50
oklch(55.6% 0.053 74.6)
-
Step 700
700
#725D41
oklch(49.2% 0.05 74.2)
-
Step 800
800
#5C4C36
oklch(42.7% 0.04 75.2)
-
Step 900
900
#4C3F2F
oklch(37.7% 0.031 72.4)
-
Step 950
950
#2C251B
oklch(26.9% 0.02 76.5)
#866F50 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) | #786F4E | 0.023 |
| Deuteranopia (no green cones) | #7D7551 | 0.021 |
| Tritanopia (no blue cones) | #8F6967 | 0.046 |
| Achromatopsia (no color) | #737373 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866F50
#866F50
oklch(55.6% 0.053 74.6)
- #5E7592
#5E7592
oklch(55.5% 0.053 254.5)
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 #866F50, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Brown #876E4B ΔE 0.006
- Grey Brown #7F7053 ΔE 0.011
- Dirt #8A6E45 ΔE 0.014
- Dark Taupe #7F684E ΔE 0.024
- Dirt Brown #836539 ΔE 0.034
- Cocoa #875F42 ΔE 0.042
- Mocha #9D7651 ΔE 0.045
- Earth #A2653E ΔE 0.051
Use #866F50 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.