#66468F
Closest named color: Twilight (#4E518B). oklch(46.3% 0.118 302.3), rgb(102, 70, 143).
Aa
White text reads best on this color (7.40:1).
About this color
#66468F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.118 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.048 away. White text reads best on it, at 7.40:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.83:1 |
| White text | 7.40:1 |
Values
| HEX | #66468F |
| RGB | rgb(102, 70, 143) |
| HSL | hsl(266, 34%, 42%) |
| OKLCH | oklch(46.3% 0.118 302.3) |
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 #66468F | 7.40:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #66468F | 2.83:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #66468F text on white | 7.40:1 | AAA | Lc 85.5 | Fine for body text |
| #66468F text on black | 2.83:1 | Fails | Lc -16.5 | Dividers and decoration only |
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 700.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F3
oklch(93.5% 0.017 304.8)
-
Step 200
200
#DDD5EB
oklch(88.6% 0.031 302.3)
-
Step 300
300
#C7B8E0
oklch(80.8% 0.058 302.2)
-
Step 400
400
#AB93D0
oklch(70.7% 0.091 302.2)
-
Step 500
500
#9777C4
oklch(63.1% 0.117 302.3)
-
Step 600
600
#825FB0
oklch(55.6% 0.126 302.4)
-
Step 700
700 (this color)
#66468F
oklch(46.3% 0.118 302.3)
-
Step 800
800
#59407B
oklch(42.6% 0.098 302)
-
Step 900
900
#493763
oklch(37.7% 0.076 301.7)
-
Step 950
950
#2B203A
oklch(26.9% 0.049 302.7)
#66468F 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) | #2F5592 | 0.084 |
| Deuteranopia (no green cones) | #38558D | 0.077 |
| Tritanopia (no blue cones) | #5E5364 | 0.089 |
| Achromatopsia (no color) | #555555 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66468F
#66468F
oklch(46.3% 0.118 302.3)
- #4E6200
#4E6200
oklch(46.3% 0.113 122.4)
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 #66468F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.048
- Rebecca Purple #663399 ΔE 0.048
- Blueberry #464196 ΔE 0.060
- Dusk #4E5481 ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.060
- Light Eggplant #894585 ΔE 0.068
- Dusty Grape #545775 ΔE 0.075
- Dusky Blue #475F94 ΔE 0.077
Use #66468F 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.