#503D28
Closest named color: Charcoal Grey (#3C4142). oklch(37.5% 0.042 68.7), rgb(80, 61, 40).
Aa
White text reads best on this color (10.29:1).
About this color
#503D28 is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.042 and its hue 69°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.048 away. White text reads best on it, at 10.29:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.03:1 |
| White text | 10.29:1 |
Values
| HEX | #503D28 |
| RGB | rgb(80, 61, 40) |
| HSL | hsl(32, 33%, 24%) |
| OKLCH | oklch(37.5% 0.042 68.7) |
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 #503D28 | 10.29:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #503D28 | 2.03:1 | Fails | Lc 10.1 | Not readable |
| #503D28 text on white | 10.29:1 | AAA | Lc 93.9 | Preferred for body text |
| #503D28 text on black | 2.03:1 | Fails | Lc -8.7 | 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
#EEE9E3
oklch(93.6% 0.01 72.7)
-
Step 200
200
#E1D7CD
oklch(88.4% 0.018 67.6)
-
Step 300
300
#CFBDAB
oklch(80.9% 0.032 67.3)
-
Step 400
400
#B69B7F
oklch(70.6% 0.051 67.9)
-
Step 500
500
#A4835E
oklch(63.2% 0.066 69.4)
-
Step 600
600
#8F6C44
oklch(55.7% 0.071 69.2)
-
Step 700
700
#795A36
oklch(49.1% 0.066 69.5)
-
Step 800
800
#63492D
oklch(42.6% 0.055 67.5)
-
Step 900
900 (this color)
#503D28
oklch(37.5% 0.042 68.7)
-
Step 950
950
#2F2418
oklch(27% 0.027 68.7)
#503D28 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) | #443E26 | 0.023 |
| Deuteranopia (no green cones) | #484228 | 0.020 |
| Tritanopia (no blue cones) | #563938 | 0.034 |
| Achromatopsia (no color) | #404040 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503D28
#503D28
oklch(37.5% 0.042 68.7)
- #2F4357
#2F4357
oklch(37.5% 0.043 249)
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 #503D28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.048
- Mud Brown #60460F ΔE 0.052
- Purple Brown #673A3F ΔE 0.061
- Onyx #343A40 ΔE 0.063
- Dark Olive #373E02 ΔE 0.066
- Green Brown #544E03 ΔE 0.071
- Dark Slate Gray #2F4F4F ΔE 0.077
- Pakistan Green #283618 ΔE 0.080
Use #503D28 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.