#866F40
Closest named color: Dirt (#8A6E45). oklch(55.3% 0.071 84.1), rgb(134, 111, 64).
Aa
White text reads best on this color (4.81:1).
About this color
#866F40 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.071 and its hue 84°. Its hue sits on the warm side of the wheel. The nearest named color is Dirt (#8A6E45), ΔE 0.011 away. White text reads best on it, at 4.81:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Dirt (#8A6E45) |
| Black text | 4.36:1 |
| White text | 4.81:1 |
Values
| HEX | #866F40 |
| RGB | rgb(134, 111, 64) |
| HSL | hsl(40, 35%, 39%) |
| OKLCH | oklch(55.3% 0.071 84.1) |
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 #866F40 | 4.81:1 | AA | Lc -78.8 | Fine for body text |
| Black text on #866F40 | 4.36:1 | AA large text | Lc 30.7 | Non-text elements, placeholder text |
| #866F40 text on white | 4.81:1 | AA | Lc 73.4 | Content text, not long reading |
| #866F40 text on black | 4.36:1 | AA large text | Lc -28.3 | 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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EDE9E3
oklch(93.5% 0.009 78.3)
-
Step 200
200
#DFD8CC
oklch(88.4% 0.018 81.3)
-
Step 300
300
#CABFAA
oklch(80.8% 0.031 83.6)
-
Step 400
400
#B09E7D
oklch(70.6% 0.05 82.6)
-
Step 500
500
#9C865B
oklch(63% 0.065 83.6)
-
Step 600
600 (this color)
#866F40
oklch(55.3% 0.071 84.1)
-
Step 700
700
#725E33
oklch(49.2% 0.066 85)
-
Step 800
800
#5D4D2B
oklch(42.8% 0.054 85)
-
Step 900
900
#4C4027
oklch(37.7% 0.042 84.9)
-
Step 950
950
#2D2517
oklch(26.9% 0.027 81.1)
#866F40 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) | #7A6E3C | 0.021 |
| Deuteranopia (no green cones) | #7F7442 | 0.017 |
| Tritanopia (no blue cones) | #906764 | 0.064 |
| Achromatopsia (no color) | #727272 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866F40
#866F40
oklch(55.3% 0.071 84.1)
- #5D729C
#5D729C
oklch(55.2% 0.07 263.7)
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 #866F40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dirt #8A6E45 ΔE 0.011
- Dull Brown #876E4B ΔE 0.015
- Grey Brown #7F7053 ΔE 0.025
- Dirt Brown #836539 ΔE 0.028
- Dark Taupe #7F684E ΔE 0.033
- Muddy Brown #886806 ΔE 0.041
- Hazel #8E7618 ΔE 0.046
- Cocoa #875F42 ΔE 0.046
Use #866F40 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.