#575538
Closest named color: Olive Brown (#645403). oklch(44.3% 0.044 104.7), rgb(87, 85, 56).
Aa
White text reads best on this color (7.60:1).
About this color
#575538 is a dark, muted brown. In OKLCH its lightness is 44%, its chroma 0.044 and its hue 105°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.048 away. White text reads best on it, at 7.60:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.76:1 |
| White text | 7.60:1 |
Values
| HEX | #575538 |
| RGB | rgb(87, 85, 56) |
| HSL | hsl(56, 22%, 28%) |
| OKLCH | oklch(44.3% 0.044 104.7) |
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 #575538 | 7.60:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #575538 | 2.76:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #575538 text on white | 7.60:1 | AAA | Lc 86.4 | Fine for body text |
| #575538 text on black | 2.76:1 | Fails | Lc -15.7 | 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
#F6F6F3
oklch(97.2% 0.004 106.5)
-
Step 100
100
#EAEAE5
oklch(93.6% 0.007 106.5)
-
Step 200
200
#DADACF
oklch(88.5% 0.015 106.7)
-
Step 300
300
#C3C2AF
oklch(81% 0.026 104.5)
-
Step 400
400
#A4A285
oklch(70.6% 0.041 104.1)
-
Step 500
500
#8E8C66
oklch(63.2% 0.054 105.3)
-
Step 600
600
#78754D
oklch(55.5% 0.058 104.5)
-
Step 700
700
#65633E
oklch(49.2% 0.054 105.6)
-
Step 800
800 (this color)
#575538
oklch(44.3% 0.044 104.7)
-
Step 900
900
#44432D
oklch(37.7% 0.035 105.8)
-
Step 950
950
#28271B
oklch(27% 0.021 103.7)
#575538 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) | #5A5336 | 0.007 |
| Deuteranopia (no green cones) | #5B5439 | 0.008 |
| Tritanopia (no blue cones) | #5B514E | 0.041 |
| Achromatopsia (no color) | #545454 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #575538
#575538
oklch(44.3% 0.044 104.7)
- #50506B
#50506B
oklch(44.2% 0.044 284.5)
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 #575538, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.048
- Green Brown #544E03 ΔE 0.050
- Mud Brown #60460F ΔE 0.051
- Army Green #4B5D16 ΔE 0.057
- Camo Green #526525 ΔE 0.062
- Pine #2B5D34 ΔE 0.063
- Mud #735C12 ΔE 0.065
- Camouflage Green #4B6113 ΔE 0.066
Use #575538 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.