#57553C
Closest named color: Olive Brown (#645403). oklch(44.4% 0.039 104), rgb(87, 85, 60).
Aa
White text reads best on this color (7.58:1).
About this color
#57553C is a dark, muted brown. In OKLCH its lightness is 44%, its chroma 0.039 and its hue 104°. 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 7.58:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.76:1 |
| White text | 7.58:1 |
Values
| HEX | #57553C |
| RGB | rgb(87, 85, 60) |
| HSL | hsl(56, 18%, 29%) |
| OKLCH | oklch(44.4% 0.039 104) |
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 #57553C | 7.58:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #57553C | 2.76:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #57553C text on white | 7.58:1 | AAA | Lc 86.4 | Fine for body text |
| #57553C 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
#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
#C3C2B1
oklch(81% 0.023 104.2)
-
Step 400
400
#A4A288
oklch(70.7% 0.037 103.7)
-
Step 500
500
#8E8B6B
oklch(63.1% 0.046 103.2)
-
Step 600
600
#787553
oklch(55.6% 0.05 103.6)
-
Step 700
700
#656243
oklch(49% 0.046 103.3)
-
Step 800
800 (this color)
#57553C
oklch(44.4% 0.039 104)
-
Step 900
900
#444330
oklch(37.8% 0.031 105.2)
-
Step 950
950
#28271C
oklch(27% 0.019 103.3)
#57553C 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) | #59533A | 0.006 |
| Deuteranopia (no green cones) | #5A553D | 0.005 |
| Tritanopia (no blue cones) | #5B524E | 0.034 |
| Achromatopsia (no color) | #545454 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57553C
#57553C
oklch(44.4% 0.039 104)
- #515169
#515169
oklch(44.4% 0.039 284.7)
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 #57553C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.053
- Mud Brown #60460F ΔE 0.054
- Green Brown #544E03 ΔE 0.055
- Army Green #4B5D16 ΔE 0.062
- Pine #2B5D34 ΔE 0.065
- Camo Green #526525 ΔE 0.066
- Mud #735C12 ΔE 0.068
- Dark Slate Gray #2F4F4F ΔE 0.069
Use #57553C 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.