#573816
Closest named color: Mud Brown (#60460F). oklch(37% 0.065 65.7), rgb(87, 56, 22).
Aa
White text reads best on this color (10.59:1).
About this color
#573816 is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.065 and its hue 66°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.048 away. White text reads best on it, at 10.59:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.065) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 1.98:1 |
| White text | 10.59:1 |
Values
| HEX | #573816 |
| RGB | rgb(87, 56, 22) |
| HSL | hsl(31, 60%, 21%) |
| OKLCH | oklch(37% 0.065 65.7) |
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 #573816 | 10.59:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #573816 | 1.98:1 | Fails | Lc 9.5 | Not readable |
| #573816 text on white | 10.59:1 | AAA | Lc 94.4 | Preferred for body text |
| #573816 text on black | 1.98:1 | Fails | Lc -8.2 | 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
#F9F5F1
oklch(97.2% 0.007 67.7)
-
Step 100
100
#F1E8E0
oklch(93.6% 0.015 64.3)
-
Step 200
200
#E6D6C7
oklch(88.5% 0.027 65.6)
-
Step 300
300
#D7BBA0
oklch(80.9% 0.049 66)
-
Step 400
400
#C3976C
oklch(70.8% 0.078 65.3)
-
Step 500
500
#B37C43
oklch(63.1% 0.1 65.2)
-
Step 600
600
#9E6521
oklch(55.7% 0.109 66.1)
-
Step 700
700
#875313
oklch(49.1% 0.101 65.5)
-
Step 800
800
#6E4414
oklch(42.7% 0.084 64.9)
-
Step 900
900 (this color)
#573816
oklch(37% 0.065 65.7)
-
Step 950
950
#34220F
oklch(27% 0.041 66)
#573816 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) | #423A12 | 0.041 |
| Deuteranopia (no green cones) | #494217 | 0.038 |
| Tritanopia (no blue cones) | #5F3131 | 0.051 |
| Achromatopsia (no color) | #3F3F3F | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #573816
#573816
oklch(37% 0.065 65.7)
- #1F4360
#1F4360
oklch(37.1% 0.065 245.2)
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 #573816, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.048
- Chestnut #742802 ΔE 0.064
- Purple Brown #673A3F ΔE 0.067
- Dark Olive #373E02 ΔE 0.067
- Charcoal Grey #3C4142 ΔE 0.071
- Green Brown #544E03 ΔE 0.072
- Onyx #343A40 ΔE 0.082
- Pakistan Green #283618 ΔE 0.086
Use #573816 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.