#575540
Closest named color: Mud Brown (#60460F). oklch(44.5% 0.033 103.1), rgb(87, 85, 64).
Aa
White text reads best on this color (7.55:1).
About this color
#575540 is a dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.033 and its hue 103°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.058 away. White text reads best on it, at 7.55:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | muted (0.033) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.77:1 |
| White text | 7.55:1 |
Values
| HEX | #575540 |
| RGB | rgb(87, 85, 64) |
| HSL | hsl(55, 15%, 30%) |
| OKLCH | oklch(44.5% 0.033 103.1) |
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 #575540 | 7.55:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #575540 | 2.77:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #575540 text on white | 7.55:1 | AAA | Lc 86.3 | Fine for body text |
| #575540 text on black | 2.77:1 | Fails | Lc -15.8 | 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
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EAEAE6
oklch(93.6% 0.005 106.5)
-
Step 200
200
#DAD9D2
oklch(88.4% 0.01 100)
-
Step 300
300
#C2C1B3
oklch(80.8% 0.019 103.5)
-
Step 400
400
#A4A28C
oklch(70.8% 0.031 102.9)
-
Step 500
500
#8D8B70
oklch(63.1% 0.039 103.9)
-
Step 600
600
#787558
oklch(55.7% 0.043 102.7)
-
Step 700
700
#646248
oklch(49.1% 0.039 104.1)
-
Step 800
800 (this color)
#575540
oklch(44.5% 0.033 103.1)
-
Step 900
900
#444233
oklch(37.6% 0.025 101.2)
-
Step 950
950
#28271E
oklch(27.1% 0.016 102.2)
#575540 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) | #59533F | 0.006 |
| Deuteranopia (no green cones) | #5A5541 | 0.005 |
| Tritanopia (no blue cones) | #5B524F | 0.029 |
| Achromatopsia (no color) | #545454 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #575540
#575540
oklch(44.5% 0.033 103.1)
- #515266
#515266
oklch(44.5% 0.033 282.7)
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 #575540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.058
- Olive Brown #645403 ΔE 0.059
- Green Brown #544E03 ΔE 0.061
- Dark Slate Gray #2F4F4F ΔE 0.066
- Army Green #4B5D16 ΔE 0.067
- Pine #2B5D34 ΔE 0.068
- Camo Green #526525 ΔE 0.070
- Dark Green Blue #1F6357 ΔE 0.070
Use #575540 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.