#503C1F
Closest named color: Mud Brown (#60460F). oklch(37.1% 0.052 75.3), rgb(80, 60, 31).
Aa
White text reads best on this color (10.46:1).
About this color
#503C1F is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.052 and its hue 75°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.049 away. White text reads best on it, at 10.46:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.00:1 |
| White text | 10.46:1 |
Values
| HEX | #503C1F |
| RGB | rgb(80, 60, 31) |
| HSL | hsl(36, 44%, 22%) |
| OKLCH | oklch(37.1% 0.052 75.3) |
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 #503C1F | 10.46:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #503C1F | 2.00:1 | Fails | Lc 9.7 | Not readable |
| #503C1F text on white | 10.46:1 | AAA | Lc 94.2 | Preferred for body text |
| #503C1F text on black | 2.00:1 | Fails | Lc -8.4 | 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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EEE9E2
oklch(93.6% 0.011 76.6)
-
Step 200
200
#E2D7CA
oklch(88.4% 0.021 72.1)
-
Step 300
300
#D0BEA5
oklch(81% 0.04 76.1)
-
Step 400
400
#B89C75
oklch(70.8% 0.063 75.6)
-
Step 500
500
#A68351
oklch(63.2% 0.08 75.4)
-
Step 600
600
#916C35
oklch(55.7% 0.086 75.2)
-
Step 700
700
#7B5A27
oklch(49.2% 0.08 75.7)
-
Step 800
800
#644922
oklch(42.6% 0.066 74.4)
-
Step 900
900 (this color)
#503C1F
oklch(37.1% 0.052 75.3)
-
Step 950
950
#302414
oklch(27% 0.032 73.7)
#503C1F 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) | #443D1C | 0.023 |
| Deuteranopia (no green cones) | #484120 | 0.020 |
| Tritanopia (no blue cones) | #573735 | 0.043 |
| Achromatopsia (no color) | #3F3F3F | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503C1F
#503C1F
oklch(37.1% 0.052 75.3)
- #2D415B
#2D415B
oklch(37.1% 0.052 255.3)
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 #503C1F, 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 0.057
- Dark Olive #373E02 ΔE 0.058
- Green Brown #544E03 ΔE 0.067
- Purple Brown #673A3F ΔE 0.069
- Onyx #343A40 ΔE 0.070
- Pakistan Green #283618 ΔE 0.076
- Chestnut #742802 ΔE 0.079
Use #503C1F 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.