#866D10
Closest named color: Muddy Brown (#886806). oklch(54.4% 0.106 92), rgb(134, 109, 16).
Aa
White text reads best on this color (4.98:1).
About this color
#866D10 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 54%, its chroma 0.106 and its hue 92°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Brown (#886806), ΔE 0.013 away. White text reads best on it, at 4.98:1.
| Hue family | Yellows |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Muddy Brown (#886806) |
| Black text | 4.20:1 |
| White text | 4.98:1 |
Values
| HEX | #866D10 |
| RGB | rgb(134, 109, 16) |
| HSL | hsl(47, 79%, 29%) |
| OKLCH | oklch(54.4% 0.106 92) |
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 #866D10 | 4.98:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #866D10 | 4.20:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #866D10 text on white | 4.98:1 | AA | Lc 74.4 | Content text, not long reading |
| #866D10 text on black | 4.20:1 | AA large text | Lc -27.4 | 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
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EDEAE0
oklch(93.7% 0.014 93)
-
Step 200
200
#DFD9C6
oklch(88.5% 0.026 92.4)
-
Step 300
300
#CBC09E
oklch(80.8% 0.048 92.2)
-
Step 400
400
#B2A068
oklch(70.8% 0.077 92.3)
-
Step 500
500
#9F873D
oklch(63% 0.098 91.4)
-
Step 600
600 (this color)
#866D10
oklch(54.4% 0.106 92)
-
Step 700
700
#755E05
oklch(49.1% 0.099 91.7)
-
Step 800
800
#5F4D0C
oklch(42.7% 0.082 92)
-
Step 900
900
#4E4014
oklch(37.7% 0.064 91.2)
-
Step 950
950
#2D260D
oklch(27% 0.041 93.9)
#866D10 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) | #7A6B00 | 0.023 |
| Deuteranopia (no green cones) | #817317 | 0.017 |
| Tritanopia (no blue cones) | #92635D | 0.098 |
| Achromatopsia (no color) | #6F6F6F | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866D10
#866D10
oklch(54.4% 0.106 92)
- #5A6BAD
#5A6BAD
oklch(54.4% 0.105 271.6)
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 #866D10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Brown #886806 ΔE 0.013
- Hazel #8E7618 ΔE 0.029
- Brown Green #706C11 ΔE 0.037
- Browny Green #6F6C0A ΔE 0.039
- Raw Sienna #9A6200 ΔE 0.042
- Dirt Brown #836539 ΔE 0.046
- Dirt #8A6E45 ΔE 0.047
- Muddy Green #657432 ΔE 0.052
Use #866D10 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.