#503F28
Closest named color: Mud Brown (#60460F). oklch(38% 0.043 74.3), rgb(80, 63, 40).
Aa
White text reads best on this color (10.08:1).
About this color
#503F28 is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.043 and its hue 74°. 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 10.08:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.08:1 |
| White text | 10.08:1 |
Values
| HEX | #503F28 |
| RGB | rgb(80, 63, 40) |
| HSL | hsl(35, 33%, 24%) |
| OKLCH | oklch(38% 0.043 74.3) |
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 #503F28 | 10.08:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #503F28 | 2.08:1 | Fails | Lc 10.6 | Not readable |
| #503F28 text on white | 10.08:1 | AAA | Lc 93.4 | Preferred for body text |
| #503F28 text on black | 2.08:1 | Fails | Lc -9.1 | 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
#E0D8CD
oklch(88.6% 0.017 76.1)
-
Step 300
300
#CDBEAA
oklch(80.9% 0.032 75.2)
-
Step 400
400
#B49C7D
oklch(70.6% 0.052 73.9)
-
Step 500
500
#A1845C
oklch(63.1% 0.066 75.1)
-
Step 600
600
#8C6D42
oklch(55.5% 0.071 74.5)
-
Step 700
700
#775B34
oklch(49.1% 0.066 74.4)
-
Step 800
800
#614A2B
oklch(42.6% 0.055 73.7)
-
Step 900
900 (this color)
#503F28
oklch(38% 0.043 74.3)
-
Step 950
950
#2E2517
oklch(27.1% 0.028 78.2)
#503F28 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) | #453F26 | 0.021 |
| Deuteranopia (no green cones) | #494329 | 0.017 |
| Tritanopia (no blue cones) | #563B39 | 0.035 |
| Achromatopsia (no color) | #424242 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503F28
#503F28
oklch(38% 0.043 74.3)
- #324459
#324459
oklch(38.1% 0.043 252.7)
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 #503F28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.048
- Charcoal Grey #3C4142 ΔE 0.049
- Purple Brown #673A3F ΔE 0.063
- Dark Olive #373E02 ΔE 0.064
- Green Brown #544E03 ΔE 0.065
- Onyx #343A40 ΔE 0.066
- Dark Slate Gray #2F4F4F ΔE 0.074
- Pakistan Green #283618 ΔE 0.082
Use #503F28 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.