#503240
Closest named color: Onyx (#343A40). oklch(35.8% 0.048 350.3), rgb(80, 50, 64).
Aa
White text reads best on this color (11.22:1).
About this color
#503240 is a dark, muted red. In OKLCH its lightness is 36%, its chroma 0.048 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.054 away. White text reads best on it, at 11.22:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | muted (0.048) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.87:1 |
| White text | 11.22:1 |
Values
| HEX | #503240 |
| RGB | rgb(80, 50, 64) |
| HSL | hsl(332, 23%, 25%) |
| OKLCH | oklch(35.8% 0.048 350.3) |
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 #503240 | 11.22:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #503240 | 1.87:1 | Fails | Lc 8.1 | Not readable |
| #503240 text on white | 11.22:1 | AAA | Lc 95.8 | Preferred for body text |
| #503240 text on black | 1.87:1 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EB
oklch(93.6% 0.011 348.4)
-
Step 200
200
#E4D4DB
oklch(88.5% 0.02 349.1)
-
Step 300
300
#D4B8C4
oklch(81% 0.036 350.2)
-
Step 400
400
#BD92A5
oklch(70.6% 0.058 350.4)
-
Step 500
500
#AC778F
oklch(63% 0.073 350.6)
-
Step 600
600
#975F7A
oklch(55.5% 0.081 349.7)
-
Step 700
700
#814F66
oklch(49.2% 0.074 351.1)
-
Step 800
800
#694154
oklch(42.8% 0.062 350.1)
-
Step 900
900 (this color)
#503240
oklch(35.8% 0.048 350.3)
-
Step 950
950
#322028
oklch(26.9% 0.031 351.1)
#503240 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) | #353841 | 0.051 |
| Deuteranopia (no green cones) | #3C3D3F | 0.048 |
| Tritanopia (no blue cones) | #543137 | 0.016 |
| Achromatopsia (no color) | #3B3B3B | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503240
#503240
oklch(35.8% 0.048 350.3)
- #1F4539
#1F4539
oklch(35.8% 0.049 170.6)
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 #503240, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.054
- Purple Brown #673A3F ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.055
- Gunmetal #293241 ΔE 0.071
- Space Cadet #2B2D42 ΔE 0.073
- Dark Blue Grey #1F3B4D ΔE 0.081
- Grape Purple #5D1451 ΔE 0.083
- Charcoal #264653 ΔE 0.083
Use #503240 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.