#55511F
Closest named color: Green Brown (#544E03). oklch(42.7% 0.07 104.7), rgb(85, 81, 31).
Aa
White text reads best on this color (8.13:1).
About this color
#55511F is a dark, moderately saturated brown. In OKLCH its lightness is 43%, its chroma 0.070 and its hue 105°. Its hue sits on the warm side of the wheel. The nearest named color is Green Brown (#544E03), ΔE 0.020 away. White text reads best on it, at 8.13:1.
| Hue family | Browns |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.070) |
| Temperature | warm |
| Nearest name | Green Brown (#544E03) |
| Black text | 2.58:1 |
| White text | 8.13:1 |
Values
| HEX | #55511F |
| RGB | rgb(85, 81, 31) |
| HSL | hsl(56, 47%, 23%) |
| OKLCH | oklch(42.7% 0.07 104.7) |
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 #55511F | 8.13:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #55511F | 2.58:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #55511F text on white | 8.13:1 | AAA | Lc 88.1 | Fine for body text |
| #55511F text on black | 2.58:1 | Fails | Lc -14.1 | 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
#F6F6F2
oklch(97.2% 0.005 106.5)
-
Step 100
100
#EBEAE1
oklch(93.5% 0.012 101.5)
-
Step 200
200
#DBDAC9
oklch(88.5% 0.023 104.1)
-
Step 300
300
#C4C3A4
oklch(81% 0.042 105.8)
-
Step 400
400
#A6A373
oklch(70.6% 0.066 104.9)
-
Step 500
500
#918C4E
oklch(63% 0.083 104.5)
-
Step 600
600
#7C7631
oklch(55.6% 0.091 104.3)
-
Step 700
700
#686323
oklch(49.1% 0.085 104.8)
-
Step 800
800 (this color)
#55511F
oklch(42.7% 0.07 104.7)
-
Step 900
900
#46431F
oklch(37.7% 0.054 104.4)
-
Step 950
950
#292713
oklch(26.9% 0.034 103.4)
#55511F 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) | #584E1A | 0.009 |
| Deuteranopia (no green cones) | #595122 | 0.008 |
| Tritanopia (no blue cones) | #5B4C46 | 0.063 |
| Achromatopsia (no color) | #4F4F4F | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55511F
#55511F
oklch(42.7% 0.07 104.7)
- #4B4974
#4B4974
oklch(42.7% 0.071 285.1)
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 #55511F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Brown #544E03 ΔE 0.020
- Olive Brown #645403 ΔE 0.032
- Mud Brown #60460F ΔE 0.034
- Army Green #4B5D16 ΔE 0.043
- Camouflage Green #4B6113 ΔE 0.055
- Navy Green #35530A ΔE 0.055
- Pine #2B5D34 ΔE 0.060
- Camo Green #526525 ΔE 0.060
Use #55511F 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.