#575728
Closest named color: Olive Brown (#645403). oklch(44.5% 0.067 108.9), rgb(87, 87, 40).
Aa
White text reads best on this color (7.50:1).
About this color
#575728 is a dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.067 and its hue 109°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.030 away. White text reads best on it, at 7.50:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #575728 |
| RGB | rgb(87, 87, 40) |
| HSL | hsl(60, 37%, 25%) |
| OKLCH | oklch(44.5% 0.067 108.9) |
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 #575728 | 7.50:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #575728 | 2.79:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #575728 text on white | 7.50:1 | AAA | Lc 86.0 | Fine for body text |
| #575728 text on black | 2.79:1 | 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
#F6F6F2
oklch(97.2% 0.005 106.5)
-
Step 100
100
#EAEBE2
oklch(93.7% 0.012 111.8)
-
Step 200
200
#DADBCA
oklch(88.6% 0.023 109.6)
-
Step 300
300
#C2C3A6
oklch(80.9% 0.04 108.9)
-
Step 400
400
#A3A476
oklch(70.6% 0.063 109)
-
Step 500
500
#8D8E52
oklch(63.2% 0.082 109.4)
-
Step 600
600
#777736
oklch(55.5% 0.087 108.9)
-
Step 700
700
#646428
oklch(49% 0.082 109.1)
-
Step 800
800 (this color)
#575728
oklch(44.5% 0.067 108.9)
-
Step 900
900
#444421
oklch(37.8% 0.053 108.7)
-
Step 950
950
#282814
oklch(27.1% 0.034 108.5)
#575728 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) | #5D5424 | 0.012 |
| Deuteranopia (no green cones) | #5E552A | 0.014 |
| Tritanopia (no blue cones) | #5D524C | 0.060 |
| Achromatopsia (no color) | #555555 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #575728
#575728
oklch(44.5% 0.067 108.9)
- #534E77
#534E77
oklch(44.6% 0.067 289)
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 #575728, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.030
- Green Brown #544E03 ΔE 0.035
- Army Green #4B5D16 ΔE 0.035
- Camo Green #526525 ΔE 0.045
- Camouflage Green #4B6113 ΔE 0.045
- Mud Brown #60460F ΔE 0.049
- Greeny Brown #696006 ΔE 0.050
- Mud #735C12 ΔE 0.053
Use #575728 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.