#503A34
Closest named color: Charcoal Grey (#3C4142). oklch(37.1% 0.033 35.8), rgb(80, 58, 52).
Aa
White text reads best on this color (10.52:1).
About this color
#503A34 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.033 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.040 away. White text reads best on it, at 10.52:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.033) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.99:1 |
| White text | 10.52:1 |
Values
| HEX | #503A34 |
| RGB | rgb(80, 58, 52) |
| HSL | hsl(13, 21%, 26%) |
| OKLCH | oklch(37.1% 0.033 35.8) |
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 #503A34 | 10.52:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #503A34 | 1.99:1 | Fails | Lc 9.5 | Not readable |
| #503A34 text on white | 10.52:1 | AAA | Lc 94.4 | Preferred for body text |
| #503A34 text on black | 1.99:1 | Fails | Lc -8.2 | 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
#F8F5F4
oklch(97.2% 0.003 39.5)
-
Step 100
100
#EEE8E6
oklch(93.5% 0.007 39.5)
-
Step 200
200
#E2D6D3
oklch(88.5% 0.014 34.3)
-
Step 300
300
#D0BBB6
oklch(80.8% 0.025 33.6)
-
Step 400
400
#B89890
oklch(70.6% 0.04 34.4)
-
Step 500
500
#A67F74
oklch(63.1% 0.051 36.3)
-
Step 600
600
#91685D
oklch(55.6% 0.056 35.6)
-
Step 700
700
#7B564D
oklch(49% 0.052 34.2)
-
Step 800
800
#64473F
oklch(42.7% 0.042 36)
-
Step 900
900 (this color)
#503A34
oklch(37.1% 0.033 35.8)
-
Step 950
950
#30231F
oklch(27% 0.021 37.8)
#503A34 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) | #3F3C34 | 0.031 |
| Deuteranopia (no green cones) | #444134 | 0.030 |
| Tritanopia (no blue cones) | #553738 | 0.016 |
| Achromatopsia (no color) | #3F3F3F | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503A34
#503A34
oklch(37.1% 0.033 35.8)
- #2B454B
#2B454B
oklch(37.2% 0.033 213.8)
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 #503A34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.040
- Purple Brown #673A3F ΔE 0.049
- Onyx #343A40 ΔE 0.052
- Mud Brown #60460F ΔE 0.072
- Dark Slate Gray #2F4F4F ΔE 0.077
- Charcoal #264653 ΔE 0.077
- Gunmetal #293241 ΔE 0.081
- Dark Grey Blue #29465B ΔE 0.082
Use #503A34 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.