#503C1D
Closest named color: Mud Brown (#60460F). oklch(37.1% 0.054 76.8), rgb(80, 60, 29).
Aa
White text reads best on this color (10.47:1).
About this color
#503C1D is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.054 and its hue 77°. 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 10.47:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.054) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.00:1 |
| White text | 10.47:1 |
Values
| HEX | #503C1D |
| RGB | rgb(80, 60, 29) |
| HSL | hsl(36, 47%, 21%) |
| OKLCH | oklch(37.1% 0.054 76.8) |
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 #503C1D | 10.47:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #503C1D | 2.00:1 | Fails | Lc 9.7 | Not readable |
| #503C1D text on white | 10.47:1 | AAA | Lc 94.2 | Preferred for body text |
| #503C1D text on black | 2.00:1 | Fails | Lc -8.3 | 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 900.
-
Step 50
50
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EEE9E1
oklch(93.6% 0.012 79.8)
-
Step 200
200
#E2D8C9
oklch(88.6% 0.023 78.2)
-
Step 300
300
#D0BEA4
oklch(81% 0.041 77.1)
-
Step 400
400
#B89C73
oklch(70.8% 0.065 76.9)
-
Step 500
500
#A6834E
oklch(63.2% 0.083 76.7)
-
Step 600
600
#916C31
oklch(55.7% 0.089 76.7)
-
Step 700
700
#7B5A23
oklch(49.1% 0.083 77.2)
-
Step 800
800
#644A1F
oklch(42.8% 0.069 77.6)
-
Step 900
900 (this color)
#503C1D
oklch(37.1% 0.054 76.8)
-
Step 950
950
#302413
oklch(27% 0.034 75.2)
#503C1D 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) | #443D1A | 0.023 |
| Deuteranopia (no green cones) | #48411E | 0.020 |
| Tritanopia (no blue cones) | #573735 | 0.046 |
| Achromatopsia (no color) | #3F3F3F | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503C1D
#503C1D
oklch(37.1% 0.054 76.8)
- #2D415C
#2D415C
oklch(37.1% 0.053 256.1)
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 #503C1D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.048
- Dark Olive #373E02 ΔE 0.056
- Charcoal Grey #3C4142 ΔE 0.059
- Green Brown #544E03 ΔE 0.065
- Purple Brown #673A3F ΔE 0.071
- Onyx #343A40 ΔE 0.072
- Pakistan Green #283618 ΔE 0.076
- Chestnut #742802 ΔE 0.079
Use #503C1D 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.