#503A47
Closest named color: Charcoal Grey (#3C4142). oklch(37.8% 0.037 342.8), rgb(80, 58, 71).
Aa
White text reads best on this color (10.30:1).
About this color
#503A47 is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.037 and its hue 343°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.043 away. White text reads best on it, at 10.30:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.037) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.03:1 |
| White text | 10.30:1 |
Values
| HEX | #503A47 |
| RGB | rgb(80, 58, 71) |
| HSL | hsl(325, 16%, 27%) |
| OKLCH | oklch(37.8% 0.037 342.8) |
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 #503A47 | 10.30:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #503A47 | 2.03:1 | Fails | Lc 10.0 | Not readable |
| #503A47 text on white | 10.30:1 | AAA | Lc 93.9 | Preferred for body text |
| #503A47 text on black | 2.03:1 | Fails | Lc -8.6 | 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
#EEE8EB
oklch(93.7% 0.008 345.4)
-
Step 200
200
#E1D5DC
oklch(88.5% 0.016 341.4)
-
Step 300
300
#CEBAC5
oklch(80.9% 0.027 343.4)
-
Step 400
400
#B596A8
oklch(70.7% 0.044 342.6)
-
Step 500
500
#A37C93
oklch(63.1% 0.058 342.7)
-
Step 600
600
#8D657D
oklch(55.6% 0.061 342.6)
-
Step 700
700
#785469
oklch(49.1% 0.057 343.5)
-
Step 800
800
#624556
oklch(42.8% 0.047 343.3)
-
Step 900
900 (this color)
#503A47
oklch(37.8% 0.037 342.8)
-
Step 950
950
#2F2229
oklch(27% 0.023 345.2)
#503A47 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) | #3B3E48 | 0.038 |
| Deuteranopia (no green cones) | #404246 | 0.036 |
| Tritanopia (no blue cones) | #533A3E | 0.016 |
| Achromatopsia (no color) | #404040 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503A47
#503A47
oklch(37.8% 0.037 342.8)
- #2F483C
#2F483C
oklch(37.7% 0.037 163.2)
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 #503A47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.043
- Purple Brown #673A3F ΔE 0.046
- Onyx #343A40 ΔE 0.052
- Dark Grey Blue #29465B ΔE 0.068
- Charcoal #264653 ΔE 0.069
- Dark Slate Gray #2F4F4F ΔE 0.076
- Gunmetal #293241 ΔE 0.076
- Dark Blue Grey #1F3B4D ΔE 0.077
Use #503A47 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.