#503D4B
Closest named color: Charcoal Grey (#3C4142). oklch(38.6% 0.035 335.9), rgb(80, 61, 75).
Aa
White text reads best on this color (9.95:1).
About this color
#503D4B is a dark, muted purple. In OKLCH its lightness is 39%, its chroma 0.035 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.042 away. White text reads best on it, at 9.95:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.11:1 |
| White text | 9.95:1 |
Values
| HEX | #503D4B |
| RGB | rgb(80, 61, 75) |
| HSL | hsl(316, 13%, 28%) |
| OKLCH | oklch(38.6% 0.035 335.9) |
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 #503D4B | 9.95:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #503D4B | 2.11:1 | Fails | Lc 10.9 | Not readable |
| #503D4B text on white | 9.95:1 | AAA | Lc 93.1 | Preferred for body text |
| #503D4B text on black | 2.11:1 | Fails | Lc -9.4 | 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
#F7F4F6
oklch(97% 0.004 337.4)
-
Step 100
100
#EDE8EC
oklch(93.6% 0.008 332.1)
-
Step 200
200
#E0D6DD
oklch(88.6% 0.014 336.2)
-
Step 300
300
#CCBBC7
oklch(81% 0.025 336.2)
-
Step 400
400
#B297AB
oklch(70.7% 0.042 335.2)
-
Step 500
500
#9F7E96
oklch(63.2% 0.053 336.2)
-
Step 600
600
#896780
oklch(55.6% 0.056 336.1)
-
Step 700
700
#74556C
oklch(49% 0.053 335.9)
-
Step 800
800
#5F4658
oklch(42.8% 0.044 336.8)
-
Step 900
900 (this color)
#503D4B
oklch(38.6% 0.035 335.9)
-
Step 950
950
#2D222B
oklch(26.9% 0.023 332.5)
#503D4B 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) | #3D414C | 0.034 |
| Deuteranopia (no green cones) | #41444A | 0.033 |
| Tritanopia (no blue cones) | #523E42 | 0.017 |
| Achromatopsia (no color) | #434343 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503D4B
#503D4B
oklch(38.6% 0.035 335.9)
- #354A3C
#354A3C
oklch(38.7% 0.035 155.2)
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 #503D4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.042
- Purple Brown #673A3F ΔE 0.046
- Onyx #343A40 ΔE 0.055
- Dark Grey Blue #29465B ΔE 0.063
- Charcoal #264653 ΔE 0.065
- Dark Slate Gray #2F4F4F ΔE 0.070
- Brownish Purple #76424E ΔE 0.076
- Dark Blue Grey #1F3B4D ΔE 0.077
Use #503D4B 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.