#503F52
Closest named color: Charcoal Grey (#3C4142). oklch(39.3% 0.038 322.8), rgb(80, 63, 82).
Aa
White text reads best on this color (9.65:1).
About this color
#503F52 is a dark, muted purple. In OKLCH its lightness is 39%, its chroma 0.038 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.047 away. White text reads best on it, at 9.65:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | muted (0.038) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.17:1 |
| White text | 9.65:1 |
Values
| HEX | #503F52 |
| RGB | rgb(80, 63, 82) |
| HSL | hsl(294, 13%, 28%) |
| OKLCH | oklch(39.3% 0.038 322.8) |
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 #503F52 | 9.65:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #503F52 | 2.17:1 | Fails | Lc 11.6 | Not readable |
| #503F52 text on white | 9.65:1 | AAA | Lc 92.4 | Preferred for body text |
| #503F52 text on black | 2.17:1 | Fails | Lc -10.1 | 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
#F7F5F7
oklch(97.2% 0.003 325.6)
-
Step 100
100
#EDE8ED
oklch(93.6% 0.009 325.6)
-
Step 200
200
#DED6DF
oklch(88.5% 0.015 322.3)
-
Step 300
300
#CABBCC
oklch(81% 0.029 322.2)
-
Step 400
400
#AF97B2
oklch(70.6% 0.047 322.5)
-
Step 500
500
#9B7E9F
oklch(63.1% 0.059 322.3)
-
Step 600
600
#866789
oklch(55.7% 0.063 323.5)
-
Step 700
700
#715575
oklch(49% 0.061 322.2)
-
Step 800
800
#5C465F
oklch(42.7% 0.049 322.4)
-
Step 900
900 (this color)
#503F52
oklch(39.3% 0.038 322.8)
-
Step 950
950
#2C232D
oklch(27.1% 0.022 322.9)
#503F52 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) | #3D4353 | 0.033 |
| Deuteranopia (no green cones) | #414551 | 0.030 |
| Tritanopia (no blue cones) | #514146 | 0.023 |
| Achromatopsia (no color) | #454545 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503F52
#503F52
oklch(39.3% 0.038 322.8)
- #3A4B38
#3A4B38
oklch(39.2% 0.038 142.1)
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 #503F52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.047
- Purple Brown #673A3F ΔE 0.051
- Dark Grey Blue #29465B ΔE 0.060
- Onyx #343A40 ΔE 0.061
- Charcoal #264653 ΔE 0.064
- Dark Slate Gray #2F4F4F ΔE 0.069
- Brownish Purple #76424E ΔE 0.074
- Dark Blue Grey #1F3B4D ΔE 0.079
Use #503F52 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.