#66286E
Closest named color: Rich Purple (#720058). oklch(39.6% 0.13 323), rgb(102, 40, 110).
Aa
White text reads best on this color (10.03:1).
About this color
#66286E is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.130 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.061 away. White text reads best on it, at 10.03:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 2.09:1 |
| White text | 10.03:1 |
Values
| HEX | #66286E |
| RGB | rgb(102, 40, 110) |
| HSL | hsl(293, 47%, 29%) |
| OKLCH | oklch(39.6% 0.13 323) |
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 #66286E | 10.03:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #66286E | 2.09:1 | Fails | Lc 11.2 | Not readable |
| #66286E text on white | 10.03:1 | AAA | Lc 92.7 | Preferred for body text |
| #66286E text on black | 2.09:1 | Fails | Lc -9.8 | 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
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F3E4F5
oklch(93.6% 0.028 322.2)
-
Step 200
200
#EBCEEE
oklch(88.5% 0.053 323.1)
-
Step 300
300
#DFACE5
oklch(80.9% 0.096 322.9)
-
Step 400
400
#CE7CD8
oklch(70.6% 0.156 323)
-
Step 500
500
#C056CD
oklch(63.1% 0.198 323.2)
-
Step 600
600
#AB34BA
oklch(55.6% 0.216 323)
-
Step 700
700
#9325A0
oklch(49.2% 0.2 323.2)
-
Step 800
800
#772182
oklch(42.6% 0.167 322.9)
-
Step 900
900 (this color)
#66286E
oklch(39.6% 0.13 323)
-
Step 950
950
#39153D
oklch(27% 0.083 323.6)
#66286E 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) | #1A3D70 | 0.129 |
| Deuteranopia (no green cones) | #32456C | 0.112 |
| Tritanopia (no blue cones) | #683247 | 0.077 |
| Achromatopsia (no color) | #424242 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66286E
#66286E
oklch(39.6% 0.13 323)
- #045707
#045707
oklch(39.7% 0.13 142.9)
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 #66286E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.061
- Grape Purple #5D1451 ΔE 0.061
- Velvet #750851 ΔE 0.065
- Purple #800080 ΔE 0.070
- Rebecca Purple #663399 ΔE 0.073
- Dark Slate Blue #483D8B ΔE 0.083
- Red Purple #820747 ΔE 0.090
- Royal Purple #4B006E ΔE 0.090
Use #66286E 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.