#503D05
Closest named color: Mud Brown (#60460F). oklch(37.1% 0.073 87.7), rgb(80, 61, 5).
Aa
White text reads best on this color (10.44:1).
About this color
#503D05 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.073 and its hue 88°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.043 away. White text reads best on it, at 10.44:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.01:1 |
| White text | 10.44:1 |
Values
| HEX | #503D05 |
| RGB | rgb(80, 61, 5) |
| HSL | hsl(45, 88%, 17%) |
| OKLCH | oklch(37.1% 0.073 87.7) |
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 #503D05 | 10.44:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #503D05 | 2.01:1 | Fails | Lc 9.8 | Not readable |
| #503D05 text on white | 10.44:1 | AAA | Lc 94.1 | Preferred for body text |
| #503D05 text on black | 2.01:1 | Fails | Lc -8.5 | 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
#EEE9DE
oklch(93.5% 0.016 86.4)
-
Step 200
200
#E1D8C3
oklch(88.4% 0.03 87.6)
-
Step 300
300
#CFBF99
oklch(80.8% 0.054 87.9)
-
Step 400
400
#B79E5F
oklch(70.7% 0.087 88.5)
-
Step 500
500
#A6852C
oklch(63.2% 0.112 87.8)
-
Step 600
600
#8F6E00
oklch(55.5% 0.114 87.7)
-
Step 700
700
#795C00
oklch(49.1% 0.1 87.1)
-
Step 800
800
#634B00
oklch(42.6% 0.087 87.5)
-
Step 900
900 (this color)
#503D05
oklch(37.1% 0.073 87.7)
-
Step 950
950
#302508
oklch(27.1% 0.046 87.8)
#503D05 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) | #463D00 | 0.020 |
| Deuteranopia (no green cones) | #4A4208 | 0.018 |
| Tritanopia (no blue cones) | #583633 | 0.066 |
| Achromatopsia (no color) | #404040 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503D05
#503D05
oklch(37.1% 0.073 87.7)
- #2F3E66
#2F3E66
oklch(37.1% 0.072 267.3)
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 #503D05, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.043
- Dark Olive #373E02 ΔE 0.046
- Green Brown #544E03 ΔE 0.053
- Pakistan Green #283618 ΔE 0.076
- Charcoal Grey #3C4142 ΔE 0.077
- Navy Green #35530A ΔE 0.077
- Olive Brown #645403 ΔE 0.081
- Chestnut #742802 ΔE 0.085
Use #503D05 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.