#505131
Closest named color: Green Brown (#544E03). oklch(42.5% 0.049 109.8), rgb(80, 81, 49).
Aa
White text reads best on this color (8.19:1).
About this color
#505131 is a dark, muted brown. In OKLCH its lightness is 43%, its chroma 0.049 and its hue 110°. Its hue sits on the warm side of the wheel. The nearest named color is Green Brown (#544E03), ΔE 0.039 away. White text reads best on it, at 8.19:1.
| Hue family | Browns |
| Lightness | dark (43%) |
| Chroma | muted (0.049) |
| Temperature | warm |
| Nearest name | Green Brown (#544E03) |
| Black text | 2.56:1 |
| White text | 8.19:1 |
Values
| HEX | #505131 |
| RGB | rgb(80, 81, 49) |
| HSL | hsl(62, 25%, 25%) |
| OKLCH | oklch(42.5% 0.049 109.8) |
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 #505131 | 8.19:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #505131 | 2.56:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #505131 text on white | 8.19:1 | AAA | Lc 88.3 | Fine for body text |
| #505131 text on black | 2.56:1 | Fails | Lc -13.8 | 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#EAEAE4
oklch(93.5% 0.008 106.6)
-
Step 200
200
#D9DACE
oklch(88.4% 0.016 110.6)
-
Step 300
300
#C1C3AE
oklch(81% 0.029 111.5)
-
Step 400
400
#A2A383
oklch(70.6% 0.045 109)
-
Step 500
500
#8B8D64
oklch(63.1% 0.058 110.3)
-
Step 600
600
#75774A
oklch(55.6% 0.064 110.5)
-
Step 700
700
#63643B
oklch(49.2% 0.06 109.6)
-
Step 800
800 (this color)
#505131
oklch(42.5% 0.049 109.8)
-
Step 900
900
#43432C
oklch(37.6% 0.037 108)
-
Step 950
950
#27281A
oklch(27.1% 0.025 111.3)
#505131 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) | #564E2F | 0.012 |
| Deuteranopia (no green cones) | #565032 | 0.011 |
| Tritanopia (no blue cones) | #544D49 | 0.044 |
| Achromatopsia (no color) | #4F4F4F | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #505131
#505131
oklch(42.5% 0.049 109.8)
- #4E4A68
#4E4A68
oklch(42.5% 0.049 290.2)
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 #505131, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Brown #544E03 ΔE 0.039
- Mud Brown #60460F ΔE 0.043
- Olive Brown #645403 ΔE 0.051
- Army Green #4B5D16 ΔE 0.055
- Pine #2B5D34 ΔE 0.057
- Navy Green #35530A ΔE 0.063
- Dark Slate Gray #2F4F4F ΔE 0.064
- Camouflage Green #4B6113 ΔE 0.067
Use #505131 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.