#A668C5
Closest named color: Amethyst (#9B5FC0). oklch(62.1% 0.149 313.5), rgb(166, 104, 197).
Aa
Black text reads best on this color (5.40:1).
About this color
#A668C5 is a medium-light, vivid purple. In OKLCH its lightness is 62%, its chroma 0.149 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.030 away. Black text reads best on it, at 5.40:1.
| Hue family | Purples |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 5.40:1 |
| White text | 3.88:1 |
Values
| HEX | #A668C5 |
| RGB | rgb(166, 104, 197) |
| HSL | hsl(280, 44%, 59%) |
| OKLCH | oklch(62.1% 0.149 313.5) |
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 #A668C5 | 3.88:1 | AA large text | Lc -71.5 | Content text, not long reading |
| Black text on #A668C5 | 5.40:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #A668C5 text on white | 3.88:1 | AA large text | Lc 66.0 | Content text, not long reading |
| #A668C5 text on black | 5.40:1 | AA | Lc -35.6 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E3D2ED
oklch(88.6% 0.041 313.2)
-
Step 300
300
#D2B3E2
oklch(80.9% 0.073 314.1)
-
Step 400
400
#BA8AD4
oklch(70.6% 0.117 313.2)
-
Step 500
500 (this color)
#A668C5
oklch(62.1% 0.149 313.5)
-
Step 600
600
#9451B5
oklch(55.6% 0.161 313.3)
-
Step 700
700
#7E419C
oklch(49.1% 0.15 313.1)
-
Step 800
800
#67367E
oklch(42.7% 0.124 313.8)
-
Step 900
900
#543065
oklch(37.8% 0.096 314)
-
Step 950
950
#311C3B
oklch(26.9% 0.062 314.1)
#A668C5 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) | #547EC8 | 0.125 |
| Deuteranopia (no green cones) | #6683C2 | 0.112 |
| Tritanopia (no blue cones) | #A3768D | 0.102 |
| Achromatopsia (no color) | #818181 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A668C5
#A668C5
oklch(62.1% 0.149 313.5)
- #60992F
#60992F
oklch(62.2% 0.15 133.5)
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 #A668C5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.030
- Deep Lilac #966EBD ΔE 0.033
- Soft Purple #A66FB5 ΔE 0.033
- Medium Purple #9370DB ΔE 0.046
- Wisteria #A87DC2 ΔE 0.053
- Deep Lavender #8D5EB7 ΔE 0.055
- Dark Lilac #9C6DA5 ΔE 0.056
- Medium Orchid #BA55D3 ΔE 0.056
Use #A668C5 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.