#57582C
Closest named color: Olive Brown (#645403). oklch(44.9% 0.064 109.9), rgb(87, 88, 44).
Aa
White text reads best on this color (7.40:1).
About this color
#57582C is a dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.064 and its hue 110°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.033 away. White text reads best on it, at 7.40:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.83:1 |
| White text | 7.40:1 |
Values
| HEX | #57582C |
| RGB | rgb(87, 88, 44) |
| HSL | hsl(61, 33%, 26%) |
| OKLCH | oklch(44.9% 0.064 109.9) |
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 #57582C | 7.40:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #57582C | 2.83:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #57582C text on white | 7.40:1 | AAA | Lc 85.7 | Fine for body text |
| #57582C text on black | 2.83:1 | Fails | Lc -16.3 | 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
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#EAEBE2
oklch(93.7% 0.012 111.8)
-
Step 200
200
#DADBCB
oklch(88.6% 0.022 109.7)
-
Step 300
300
#C2C3A8
oklch(80.9% 0.037 108.9)
-
Step 400
400
#A2A479
oklch(70.6% 0.059 110)
-
Step 500
500
#8C8E56
oklch(63.2% 0.077 110.2)
-
Step 600
600
#76783B
oklch(55.7% 0.083 110.5)
-
Step 700
700
#63642D
oklch(49% 0.077 109.9)
-
Step 800
800 (this color)
#57582C
oklch(44.9% 0.064 109.9)
-
Step 900
900
#434424
oklch(37.7% 0.049 110.1)
-
Step 950
950
#272815
oklch(27% 0.032 111)
#57582C 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) | #5E5528 | 0.013 |
| Deuteranopia (no green cones) | #5F562E | 0.015 |
| Tritanopia (no blue cones) | #5C534E | 0.058 |
| Achromatopsia (no color) | #555555 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57582C
#57582C
oklch(44.9% 0.064 109.9)
- #544F76
#544F76
oklch(44.9% 0.063 289.5)
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 #57582C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.033
- Army Green #4B5D16 ΔE 0.037
- Green Brown #544E03 ΔE 0.040
- Camo Green #526525 ΔE 0.044
- Camouflage Green #4B6113 ΔE 0.046
- Greeny Brown #696006 ΔE 0.050
- Mud Brown #60460F ΔE 0.052
- Mud #735C12 ΔE 0.053
Use #57582C 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.