#503F00
Closest named color: Mud Brown (#60460F). oklch(37.5% 0.077 91.5), rgb(80, 63, 0).
Aa
White text reads best on this color (10.23:1).
About this color
#503F00 is a dark, moderately saturated brown. In OKLCH its lightness is 38%, its chroma 0.077 and its hue 91°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.039 away. White text reads best on it, at 10.23:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.077) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.05:1 |
| White text | 10.23:1 |
Values
| HEX | #503F00 |
| RGB | rgb(80, 63, 0) |
| HSL | hsl(47, 100%, 16%) |
| OKLCH | oklch(37.5% 0.077 91.5) |
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 #503F00 | 10.23:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #503F00 | 2.05:1 | Fails | Lc 10.3 | Not readable |
| #503F00 text on white | 10.23:1 | AAA | Lc 93.6 | Preferred for body text |
| #503F00 text on black | 2.05:1 | Fails | Lc -8.9 | 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
#F7F5F0
oklch(97% 0.007 88.6)
-
Step 100
100
#EEEADE
oklch(93.7% 0.017 91.6)
-
Step 200
200
#E1D9C2
oklch(88.6% 0.032 91)
-
Step 300
300
#CEC097
oklch(80.9% 0.057 91.4)
-
Step 400
400
#B69F5B
oklch(70.8% 0.092 91.3)
-
Step 500
500
#A48622
oklch(63.1% 0.118 91.1)
-
Step 600
600
#8C7000
oklch(55.6% 0.114 91.4)
-
Step 700
700
#765E00
oklch(49.2% 0.101 91.4)
-
Step 800
800
#614D00
oklch(42.9% 0.088 91.6)
-
Step 900
900 (this color)
#503F00
oklch(37.5% 0.077 91.5)
-
Step 950
950
#2F2506
oklch(26.9% 0.048 90.8)
#503F00 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) | #483E00 | 0.016 |
| Deuteranopia (no green cones) | #4C4304 | 0.013 |
| Tritanopia (no blue cones) | #583834 | 0.070 |
| Achromatopsia (no color) | #414141 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503F00
#503F00
oklch(37.5% 0.077 91.5)
- #333E6A
#333E6A
oklch(37.6% 0.077 271.7)
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 #503F00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.039
- Dark Olive #373E02 ΔE 0.045
- Green Brown #544E03 ΔE 0.046
- Navy Green #35530A ΔE 0.071
- Olive Brown #645403 ΔE 0.075
- Pakistan Green #283618 ΔE 0.079
- Charcoal Grey #3C4142 ΔE 0.080
- Forrest Green #154406 ΔE 0.084
Use #503F00 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.