#56331B
Closest named color: Chestnut (#742802). oklch(35.9% 0.062 53.8), rgb(86, 51, 27).
Aa
White text reads best on this color (11.14:1).
About this color
#56331B is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.062 and its hue 54°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.062 away. White text reads best on it, at 11.14:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.062) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.88:1 |
| White text | 11.14:1 |
Values
| HEX | #56331B |
| RGB | rgb(86, 51, 27) |
| HSL | hsl(24, 52%, 22%) |
| OKLCH | oklch(35.9% 0.062 53.8) |
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 #56331B | 11.14:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #56331B | 1.88:1 | Fails | Lc 8.3 | Not readable |
| #56331B text on white | 11.14:1 | AAA | Lc 95.6 | Preferred for body text |
| #56331B text on black | 1.88:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E8E2
oklch(93.7% 0.014 53.3)
-
Step 200
200
#E8D5C9
oklch(88.5% 0.027 54.5)
-
Step 300
300
#DAB9A5
oklch(80.9% 0.047 53)
-
Step 400
400
#C69474
oklch(70.7% 0.075 53.8)
-
Step 500
500
#B77950
oklch(63.2% 0.096 53.6)
-
Step 600
600
#A26133
oklch(55.6% 0.104 54)
-
Step 700
700
#8B5026
oklch(49.2% 0.097 53.6)
-
Step 800
800
#714221
oklch(42.8% 0.08 53.8)
-
Step 900
900 (this color)
#56331B
oklch(35.9% 0.062 53.8)
-
Step 950
950
#362113
oklch(27.1% 0.04 53.9)
#56331B 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) | #3D3719 | 0.050 |
| Deuteranopia (no green cones) | #453E1B | 0.045 |
| Tritanopia (no blue cones) | #5E2C2D | 0.041 |
| Achromatopsia (no color) | #3B3B3B | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56331B
#56331B
oklch(35.9% 0.062 53.8)
- #144258
#144258
oklch(35.9% 0.062 233.2)
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 #56331B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.062
- Purple Brown #673A3F ΔE 0.064
- Mud Brown #60460F ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.070
- Dark Olive #373E02 ΔE 0.076
- Reddy Brown #6E1005 ΔE 0.076
- Onyx #343A40 ΔE 0.077
- Pakistan Green #283618 ΔE 0.085
Use #56331B 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.