#57571F
Closest named color: Olive Brown (#645403). oklch(44.4% 0.077 109.2), rgb(87, 87, 31).
Aa
White text reads best on this color (7.53:1).
About this color
#57571F is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.077 and its hue 109°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.024 away. White text reads best on it, at 7.53:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.077) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.78:1 |
| White text | 7.53:1 |
Values
| HEX | #57571F |
| RGB | rgb(87, 87, 31) |
| HSL | hsl(60, 47%, 23%) |
| OKLCH | oklch(44.4% 0.077 109.2) |
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 #57571F | 7.53:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #57571F | 2.78:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #57571F text on white | 7.53:1 | AAA | Lc 86.1 | Fine for body text |
| #57571F text on black | 2.78:1 | Fails | Lc -15.9 | 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 800.
-
Step 50
50
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#EAEBE1
oklch(93.7% 0.013 111.3)
-
Step 200
200
#DADBC8
oklch(88.5% 0.026 109.4)
-
Step 300
300
#C2C3A2
oklch(80.8% 0.045 108.8)
-
Step 400
400
#A4A570
oklch(70.8% 0.072 109)
-
Step 500
500
#8E8E49
oklch(63.1% 0.092 108.8)
-
Step 600
600
#787829
oklch(55.7% 0.1 109.3)
-
Step 700
700
#65651C
oklch(49.2% 0.093 109.4)
-
Step 800
800 (this color)
#57571F
oklch(44.4% 0.077 109.2)
-
Step 900
900
#44441C
oklch(37.7% 0.059 108.9)
-
Step 950
950
#282811
oklch(27% 0.038 108.7)
#57571F 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) | #5E5319 | 0.015 |
| Deuteranopia (no green cones) | #5F5522 | 0.016 |
| Tritanopia (no blue cones) | #5D514B | 0.070 |
| Achromatopsia (no color) | #545454 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57571F
#57571F
oklch(44.4% 0.077 109.2)
- #534C7C
#534C7C
oklch(44.5% 0.078 289.5)
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 #57571F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.024
- Army Green #4B5D16 ΔE 0.029
- Green Brown #544E03 ΔE 0.030
- Camouflage Green #4B6113 ΔE 0.039
- Camo Green #526525 ΔE 0.041
- Greeny Brown #696006 ΔE 0.045
- Mud Brown #60460F ΔE 0.049
- Mud #735C12 ΔE 0.051
Use #57571F 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.