#555437
Closest named color: Green Brown (#544E03). oklch(43.9% 0.044 106.4), rgb(85, 84, 55).
Aa
White text reads best on this color (7.75:1).
About this color
#555437 is a dark, muted brown. In OKLCH its lightness is 44%, its chroma 0.044 and its hue 106°. Its hue sits on the warm side of the wheel. The nearest named color is Green Brown (#544E03), ΔE 0.048 away. White text reads best on it, at 7.75:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Green Brown (#544E03) |
| Black text | 2.70:1 |
| White text | 7.75:1 |
Values
| HEX | #555437 |
| RGB | rgb(85, 84, 55) |
| HSL | hsl(58, 21%, 27%) |
| OKLCH | oklch(43.9% 0.044 106.4) |
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 #555437 | 7.75:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #555437 | 2.70:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #555437 text on white | 7.75:1 | AAA | Lc 86.9 | Fine for body text |
| #555437 text on black | 2.70:1 | Fails | Lc -15.2 | 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
#C2C2AF
oklch(80.9% 0.026 107)
-
Step 400
400
#A3A385
oklch(70.7% 0.042 107.4)
-
Step 500
500
#8D8C67
oklch(63.1% 0.052 106.5)
-
Step 600
600
#77764E
oklch(55.6% 0.058 106.9)
-
Step 700
700
#64633F
oklch(49.1% 0.053 106.8)
-
Step 800
800 (this color)
#555437
oklch(43.9% 0.044 106.4)
-
Step 900
900
#44432D
oklch(37.7% 0.035 105.8)
-
Step 950
950
#28271B
oklch(27% 0.021 103.7)
#555437 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) | #595235 | 0.008 |
| Deuteranopia (no green cones) | #595338 | 0.008 |
| Tritanopia (no blue cones) | #59504D | 0.041 |
| Achromatopsia (no color) | #535353 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #555437
#555437
oklch(43.9% 0.044 106.4)
- #504F6A
#504F6A
oklch(43.9% 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 #555437, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Brown #544E03 ΔE 0.048
- Olive Brown #645403 ΔE 0.049
- Mud Brown #60460F ΔE 0.049
- Army Green #4B5D16 ΔE 0.057
- Pine #2B5D34 ΔE 0.061
- Camo Green #526525 ΔE 0.064
- Camouflage Green #4B6113 ΔE 0.067
- Dark Slate Gray #2F4F4F ΔE 0.068
Use #555437 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.