#866A38
Closest named color: Dirt Brown (#836539). oklch(54.1% 0.076 80.5), rgb(134, 106, 56).
Aa
White text reads best on this color (5.08:1).
About this color
#866A38 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.076 and its hue 81°. Its hue sits on the warm side of the wheel. The nearest named color is Dirt Brown (#836539), ΔE 0.016 away. White text reads best on it, at 5.08:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Dirt Brown (#836539) |
| Black text | 4.13:1 |
| White text | 5.08:1 |
Values
| HEX | #866A38 |
| RGB | rgb(134, 106, 56) |
| HSL | hsl(38, 41%, 37%) |
| OKLCH | oklch(54.1% 0.076 80.5) |
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 #866A38 | 5.08:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #866A38 | 4.13:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #866A38 text on white | 5.08:1 | AA | Lc 75.0 | Fine for body text |
| #866A38 text on black | 4.13:1 | AA large text | Lc -26.7 | 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
#E0D8CB
oklch(88.5% 0.02 80.1)
-
Step 300
300
#CCBFA8
oklch(80.9% 0.035 82)
-
Step 400
400
#B39D7A
oklch(70.7% 0.055 79.2)
-
Step 500
500
#A08557
oklch(63.1% 0.071 80.2)
-
Step 600
600 (this color)
#866A38
oklch(54.1% 0.076 80.5)
-
Step 700
700
#765C2E
oklch(49.1% 0.072 80.1)
-
Step 800
800
#604B27
oklch(42.6% 0.059 79.6)
-
Step 900
900
#4E3F24
oklch(37.7% 0.046 81.3)
-
Step 950
950
#2E2516
oklch(27% 0.029 79.8)
#866A38 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) | #766A34 | 0.028 |
| Deuteranopia (no green cones) | #7C713A | 0.024 |
| Tritanopia (no blue cones) | #91625E | 0.066 |
| Achromatopsia (no color) | #6E6E6E | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866A38
#866A38
oklch(54.1% 0.076 80.5)
- #556F9C
#556F9C
oklch(54% 0.077 261)
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 #866A38, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dirt Brown #836539 ΔE 0.016
- Dirt #8A6E45 ΔE 0.018
- Dull Brown #876E4B ΔE 0.022
- Dark Taupe #7F684E ΔE 0.031
- Grey Brown #7F7053 ΔE 0.032
- Muddy Brown #886806 ΔE 0.033
- Cocoa #875F42 ΔE 0.037
- Sepia #985E2B ΔE 0.040
Use #866A38 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.