#503C5A
Closest named color: Charcoal Grey (#3C4142). oklch(39% 0.056 314.1), rgb(80, 60, 90).
Aa
White text reads best on this color (9.83:1).
About this color
#503C5A is a dark, muted purple. In OKLCH its lightness is 39%, its chroma 0.056 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.061 away. White text reads best on it, at 9.83:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.13:1 |
| White text | 9.83:1 |
Values
| HEX | #503C5A |
| RGB | rgb(80, 60, 90) |
| HSL | hsl(280, 20%, 29%) |
| OKLCH | oklch(39% 0.056 314.1) |
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 #503C5A | 9.83:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #503C5A | 2.13:1 | Fails | Lc 11.2 | Not readable |
| #503C5A text on white | 9.83:1 | AAA | Lc 92.8 | Preferred for body text |
| #503C5A text on black | 2.13:1 | Fails | Lc -9.7 | 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
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EDE8F0
oklch(93.7% 0.012 313.2)
-
Step 200
200
#DFD5E4
oklch(88.5% 0.023 314.7)
-
Step 300
300
#CBB9D4
oklch(80.9% 0.042 314.6)
-
Step 400
400
#B095BE
oklch(70.8% 0.066 314)
-
Step 500
500
#9C7AAE
oklch(63.1% 0.085 313.6)
-
Step 600
600
#876299
oklch(55.5% 0.093 314.2)
-
Step 700
700
#735183
oklch(49.1% 0.087 314.5)
-
Step 800
800
#5D436A
oklch(42.7% 0.07 314)
-
Step 900
900 (this color)
#503C5A
oklch(39% 0.056 314.1)
-
Step 950
950
#2D2133
oklch(27% 0.037 314.2)
#503C5A 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) | #37425B | 0.043 |
| Deuteranopia (no green cones) | #3C4459 | 0.040 |
| Tritanopia (no blue cones) | #4F4047 | 0.039 |
| Achromatopsia (no color) | #434343 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503C5A
#503C5A
oklch(39% 0.056 314.1)
- #394C2D
#394C2D
oklch(39.1% 0.055 134)
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 #503C5A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.061
- Purple Brown #673A3F ΔE 0.061
- Dark Grey Blue #29465B ΔE 0.064
- Onyx #343A40 ΔE 0.069
- Charcoal #264653 ΔE 0.071
- Brownish Purple #76424E ΔE 0.080
- Dark Blue Grey #1F3B4D ΔE 0.081
- Dark Slate Gray #2F4F4F ΔE 0.082
Use #503C5A 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.