#504166
Closest named color: Dusk (#4E5481). oklch(40.7% 0.063 302.3), rgb(80, 65, 102).
Aa
White text reads best on this color (9.17:1).
About this color
#504166 is a dark, muted purple. In OKLCH its lightness is 41%, its chroma 0.063 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.062 away. White text reads best on it, at 9.17:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.28:1 |
| White text | 9.17:1 |
Values
| HEX | #504166 |
| RGB | rgb(80, 65, 102) |
| HSL | hsl(264, 22%, 33%) |
| OKLCH | oklch(40.7% 0.063 302.3) |
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 #504166 | 9.17:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #504166 | 2.28:1 | Fails | Lc 12.9 | Not readable |
| #504166 text on white | 9.17:1 | AAA | Lc 91.1 | Preferred for body text |
| #504166 text on black | 2.28:1 | Fails | Lc -11.2 | 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 800.
-
Step 50
50
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EBE8F0
oklch(93.6% 0.011 303.1)
-
Step 200
200
#DBD6E5
oklch(88.5% 0.021 301.1)
-
Step 300
300
#C5BBD5
oklch(80.8% 0.038 303)
-
Step 400
400
#A798C0
oklch(70.6% 0.06 302)
-
Step 500
500
#927FB0
oklch(63.2% 0.075 302.1)
-
Step 600
600
#7C679B
oklch(55.4% 0.082 302.3)
-
Step 700
700
#695685
oklch(49.1% 0.077 302.2)
-
Step 800
800 (this color)
#504166
oklch(40.7% 0.063 302.3)
-
Step 900
900
#463B57
oklch(37.6% 0.049 302.1)
-
Step 950
950
#292333
oklch(27% 0.03 301.6)
#504166 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) | #394867 | 0.040 |
| Deuteranopia (no green cones) | #3C4865 | 0.037 |
| Tritanopia (no blue cones) | #4C474F | 0.049 |
| Achromatopsia (no color) | #484848 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504166
#504166
oklch(40.7% 0.063 302.3)
- #434F27
#434F27
oklch(40.7% 0.063 122.9)
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 #504166, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.062
- Dark Grey Blue #29465B ΔE 0.064
- Dusty Grape #545775 ΔE 0.065
- Dark Slate Blue #483D8B ΔE 0.067
- Twilight #4E518B ΔE 0.068
- Charcoal Grey #3C4142 ΔE 0.073
- YInMn Blue #415A77 ΔE 0.073
- Purple Brown #673A3F ΔE 0.074
Use #504166 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.