#503121
Closest named color: Charcoal Grey (#3C4142). oklch(34.7% 0.052 47.8), rgb(80, 49, 33).
Aa
White text reads best on this color (11.65:1).
About this color
#503121 is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.052 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.064 away. White text reads best on it, at 11.65:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.80:1 |
| White text | 11.65:1 |
Values
| HEX | #503121 |
| RGB | rgb(80, 49, 33) |
| HSL | hsl(20, 42%, 22%) |
| OKLCH | oklch(34.7% 0.052 47.8) |
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 #503121 | 11.65:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #503121 | 1.80:1 | Fails | Lc 0.0 | Not readable |
| #503121 text on white | 11.65:1 | AAA | Lc 96.6 | Preferred for body text |
| #503121 text on black | 1.80:1 | Fails | Lc 0.0 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F1E8E3
oklch(93.7% 0.012 51.3)
-
Step 200
200
#E6D5CD
oklch(88.5% 0.022 47)
-
Step 300
300
#D7BAAB
oklch(81% 0.039 49.1)
-
Step 400
400
#C2957F
oklch(70.7% 0.063 47.3)
-
Step 500
500
#B27B5E
oklch(63.2% 0.081 48.6)
-
Step 600
600
#9D6345
oklch(55.6% 0.087 47.7)
-
Step 700
700
#865236
oklch(49.1% 0.081 48.4)
-
Step 800
800
#6D432D
oklch(42.7% 0.068 48)
-
Step 900
900 (this color)
#503121
oklch(34.7% 0.052 47.8)
-
Step 950
950
#342118
oklch(26.9% 0.034 46.2)
#503121 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) | #393420 | 0.045 |
| Deuteranopia (no green cones) | #413B21 | 0.040 |
| Tritanopia (no blue cones) | #572B2D | 0.032 |
| Achromatopsia (no color) | #383838 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503121
#503121
oklch(34.7% 0.052 47.8)
- #173F4F
#173F4F
oklch(34.7% 0.052 227.6)
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 #503121, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.064
- Onyx #343A40 ΔE 0.065
- Purple Brown #673A3F ΔE 0.069
- Chestnut #742802 ΔE 0.075
- Dark Olive #373E02 ΔE 0.077
- Pakistan Green #283618 ΔE 0.077
- Mud Brown #60460F ΔE 0.079
- Chocolate Brown #411900 ΔE 0.080
Use #503121 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.