#57563D
Closest named color: Olive Brown (#645403). oklch(44.7% 0.039 105.9), rgb(87, 86, 61).
Aa
White text reads best on this color (7.48:1).
About this color
#57563D is a dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.039 and its hue 106°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.053 away. White text reads best on it, at 7.48:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.80:1 |
| White text | 7.48:1 |
Values
| HEX | #57563D |
| RGB | rgb(87, 86, 61) |
| HSL | hsl(58, 18%, 29%) |
| OKLCH | oklch(44.7% 0.039 105.9) |
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 #57563D | 7.48:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #57563D | 2.80:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #57563D text on white | 7.48:1 | AAA | Lc 86.0 | Fine for body text |
| #57563D text on black | 2.80:1 | Fails | Lc -16.0 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EAEAE5
oklch(93.6% 0.007 106.5)
-
Step 200
200
#DADAD0
oklch(88.6% 0.013 106.7)
-
Step 300
300
#C2C2B1
oklch(80.9% 0.023 106.9)
-
Step 400
400
#A3A289
oklch(70.6% 0.035 105.4)
-
Step 500
500
#8D8C6B
oklch(63.2% 0.047 106.2)
-
Step 600
600
#777553
oklch(55.5% 0.05 105.1)
-
Step 700
700
#646343
oklch(49.2% 0.048 106.5)
-
Step 800
800 (this color)
#57563D
oklch(44.7% 0.039 105.9)
-
Step 900
900
#434330
oklch(37.7% 0.031 107.8)
-
Step 950
950
#27271C
oklch(26.9% 0.019 107.6)
#57563D 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) | #5A543B | 0.007 |
| Deuteranopia (no green cones) | #5B553E | 0.008 |
| Tritanopia (no blue cones) | #5B534F | 0.034 |
| Achromatopsia (no color) | #555555 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57563D
#57563D
oklch(44.7% 0.039 105.9)
- #525269
#525269
oklch(44.8% 0.037 284.8)
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 #57563D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.053
- Green Brown #544E03 ΔE 0.057
- Mud Brown #60460F ΔE 0.057
- Army Green #4B5D16 ΔE 0.061
- Camo Green #526525 ΔE 0.064
- Pine #2B5D34 ΔE 0.065
- Mud #735C12 ΔE 0.067
- Dark Slate Gray #2F4F4F ΔE 0.070
Use #57563D 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.