#503D4D
Closest named color: Charcoal Grey (#3C4142). oklch(38.7% 0.037 331.7), rgb(80, 61, 77).
Aa
White text reads best on this color (9.92:1).
About this color
#503D4D is a dark, muted purple. In OKLCH its lightness is 39%, its chroma 0.037 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.044 away. White text reads best on it, at 9.92:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | muted (0.037) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.11:1 |
| White text | 9.92:1 |
Values
| HEX | #503D4D |
| RGB | rgb(80, 61, 77) |
| HSL | hsl(309, 13%, 28%) |
| OKLCH | oklch(38.7% 0.037 331.7) |
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 #503D4D | 9.92:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #503D4D | 2.11:1 | Fails | Lc 10.9 | Not readable |
| #503D4D text on white | 9.92:1 | AAA | Lc 93.0 | Preferred for body text |
| #503D4D text on black | 2.11:1 | Fails | Lc -9.5 | 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
#DFD6DE
oklch(88.6% 0.015 329.1)
-
Step 300
300
#CCBAC9
oklch(80.8% 0.029 331.3)
-
Step 400
400
#B297AD
oklch(70.7% 0.044 332.3)
-
Step 500
500
#9E7D99
oklch(63% 0.057 331.4)
-
Step 600
600
#896684
oklch(55.6% 0.062 331.3)
-
Step 700
700
#74556F
oklch(49.1% 0.056 332.1)
-
Step 800
800
#5E465B
oklch(42.8% 0.046 330.6)
-
Step 900
900 (this color)
#503D4D
oklch(38.7% 0.037 331.7)
-
Step 950
950
#2D222C
oklch(26.9% 0.024 329.2)
#503D4D 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) | #3D414E | 0.034 |
| Deuteranopia (no green cones) | #41444C | 0.033 |
| Tritanopia (no blue cones) | #523E42 | 0.020 |
| Achromatopsia (no color) | #434343 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503D4D
#503D4D
oklch(38.7% 0.037 331.7)
- #354A3A
#354A3A
oklch(38.6% 0.038 151.7)
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 #503D4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.044
- Purple Brown #673A3F ΔE 0.048
- Onyx #343A40 ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.063
- Charcoal #264653 ΔE 0.065
- Dark Slate Gray #2F4F4F ΔE 0.071
- Brownish Purple #76424E ΔE 0.076
- Dark Blue Grey #1F3B4D ΔE 0.077
Use #503D4D 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.