#504B39
Closest named color: Mud Brown (#60460F). oklch(41.2% 0.029 94.4), rgb(80, 75, 57).
Aa
White text reads best on this color (8.72:1).
About this color
#504B39 is a dark close to neutral grey. In OKLCH its lightness is 41%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Mud Brown (#60460F), ΔE 0.049 away. White text reads best on it, at 8.72:1.
| Hue family | Neutrals |
| Lightness | dark (41%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.40:1 |
| White text | 8.72:1 |
Values
| HEX | #504B39 |
| RGB | rgb(80, 75, 57) |
| HSL | hsl(47, 17%, 27%) |
| OKLCH | oklch(41.2% 0.029 94.4) |
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 #504B39 | 8.72:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #504B39 | 2.40:1 | Fails | Lc 14.1 | Not readable |
| #504B39 text on white | 8.72:1 | AAA | Lc 89.9 | Fine for body text |
| #504B39 text on black | 2.40:1 | Fails | Lc -12.3 | 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
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EBEAE6
oklch(93.7% 0.005 95.1)
-
Step 200
200
#DBD9D2
oklch(88.5% 0.01 93.6)
-
Step 300
300
#C4C1B5
oklch(81% 0.017 95.3)
-
Step 400
400
#A6A18E
oklch(70.8% 0.027 94.8)
-
Step 500
500
#908A72
oklch(63.2% 0.035 95.6)
-
Step 600
600
#7A735A
oklch(55.5% 0.038 94.3)
-
Step 700
700
#67614A
oklch(49.2% 0.036 95.2)
-
Step 800
800 (this color)
#504B39
oklch(41.2% 0.029 94.4)
-
Step 900
900
#454234
oklch(37.8% 0.023 97.3)
-
Step 950
950
#29261F
oklch(26.9% 0.013 87.6)
#504B39 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) | #4F4A38 | 0.004 |
| Deuteranopia (no green cones) | #504C3A | 0.003 |
| Tritanopia (no blue cones) | #544846 | 0.027 |
| Achromatopsia (no color) | #4B4B4B | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504B39
#504B39
oklch(41.2% 0.029 94.4)
- #464A5B
#464A5B
oklch(41.2% 0.029 274.7)
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 #504B39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.053
- Dark Slate Gray #2F4F4F ΔE 0.053
- Green Brown #544E03 ΔE 0.058
- Purple Brown #673A3F ΔE 0.066
- Olive Brown #645403 ΔE 0.072
- Pine #2B5D34 ΔE 0.075
- Charcoal #264653 ΔE 0.077
Use #504B39 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.