#A566CB
Closest named color: Amethyst (#9B5FC0). oklch(62% 0.159 311.4), rgb(165, 102, 203).
Aa
Black text reads best on this color (5.36:1).
About this color
#A566CB is a medium-dark, vivid purple. In OKLCH its lightness is 62%, its chroma 0.159 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.029 away. Black text reads best on it, at 5.36:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 5.36:1 |
| White text | 3.91:1 |
Values
| HEX | #A566CB |
| RGB | rgb(165, 102, 203) |
| HSL | hsl(277, 49%, 60%) |
| OKLCH | oklch(62% 0.159 311.4) |
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 #A566CB | 3.91:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #A566CB | 5.36:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #A566CB text on white | 3.91:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #A566CB text on black | 5.36:1 | AA | Lc -35.4 | 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
#F8F4FB
oklch(97.2% 0.01 311.2)
-
Step 100
100
#EFE6F5
oklch(93.6% 0.022 312.2)
-
Step 200
200
#E2D2EF
oklch(88.6% 0.043 310.1)
-
Step 300
300
#D1B3E6
oklch(80.9% 0.077 311.2)
-
Step 400
400
#BA89D9
oklch(70.7% 0.125 311.6)
-
Step 500
500 (this color)
#A566CB
oklch(62% 0.159 311.4)
-
Step 600
600
#944EBC
oklch(55.6% 0.174 311.4)
-
Step 700
700
#7E3EA2
oklch(49.1% 0.162 311.4)
-
Step 800
800
#663483
oklch(42.6% 0.133 311.2)
-
Step 900
900
#532F69
oklch(37.7% 0.103 311.1)
-
Step 950
950
#311C3E
oklch(27.1% 0.066 311.2)
#A566CB 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) | #4D7DCE | 0.131 |
| Deuteranopia (no green cones) | #6082C8 | 0.118 |
| Tritanopia (no blue cones) | #A1768F | 0.110 |
| Achromatopsia (no color) | #818181 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A566CB
#A566CB
oklch(62% 0.159 311.4)
- #62981D
#62981D
oklch(61.9% 0.158 131.3)
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 #A566CB, closest first.
No curated palette has a color within ΔE 0.04 of #A566CB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.029
- Deep Lilac #966EBD ΔE 0.039
- Medium Purple #9370DB ΔE 0.041
- Soft Purple #A66FB5 ΔE 0.044
- Medium Orchid #BA55D3 ΔE 0.050
- Deep Lavender #8D5EB7 ΔE 0.055
- Wisteria #A87DC2 ΔE 0.061
- Dark Lilac #9C6DA5 ΔE 0.066
Use #A566CB 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.