#555337
Closest named color: Mud Brown (#60460F). oklch(43.6% 0.043 104.6), rgb(85, 83, 55).
Aa
White text reads best on this color (7.83:1).
About this color
#555337 is a dark, muted brown. In OKLCH its lightness is 44%, its chroma 0.043 and its hue 105°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.048 away. White text reads best on it, at 7.83:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.67:1 |
| White text | 7.83:1 |
Values
| HEX | #555337 |
| RGB | rgb(85, 83, 55) |
| HSL | hsl(56, 21%, 27%) |
| OKLCH | oklch(43.6% 0.043 104.6) |
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 #555337 | 7.83:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #555337 | 2.67:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #555337 text on white | 7.83:1 | AAA | Lc 87.2 | Fine for body text |
| #555337 text on black | 2.67:1 | Fails | Lc -14.9 | Not readable |
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
#DADACF
oklch(88.5% 0.015 106.7)
-
Step 300
300
#C3C2AF
oklch(81% 0.026 104.5)
-
Step 400
400
#A4A286
oklch(70.6% 0.039 104)
-
Step 500
500
#8E8C67
oklch(63.2% 0.052 105.2)
-
Step 600
600
#78754F
oklch(55.5% 0.055 104.2)
-
Step 700
700
#65623F
oklch(49% 0.052 103.9)
-
Step 800
800 (this color)
#555337
oklch(43.6% 0.043 104.6)
-
Step 900
900
#44432E
oklch(37.8% 0.034 105.6)
-
Step 950
950
#28271B
oklch(27% 0.021 103.7)
#555337 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) | #585135 | 0.007 |
| Deuteranopia (no green cones) | #595238 | 0.008 |
| Tritanopia (no blue cones) | #594F4C | 0.040 |
| Achromatopsia (no color) | #525252 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #555337
#555337
oklch(43.6% 0.043 104.6)
- #4F4E69
#4F4E69
oklch(43.6% 0.044 286.1)
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 #555337, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.048
- Green Brown #544E03 ΔE 0.048
- Olive Brown #645403 ΔE 0.050
- Army Green #4B5D16 ΔE 0.059
- Pine #2B5D34 ΔE 0.062
- Dark Slate Gray #2F4F4F ΔE 0.067
- Camo Green #526525 ΔE 0.067
- Camouflage Green #4B6113 ΔE 0.069
Use #555337 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.