#A251BB
Closest named color: Amethyst (#9B5FC0). oklch(57.7% 0.174 317.6), rgb(162, 81, 187).
Aa
White text reads best on this color (4.73:1).
About this color
#A251BB is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.174 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.031 away. White text reads best on it, at 4.73:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.43:1 |
| White text | 4.73:1 |
Values
| HEX | #A251BB |
| RGB | rgb(162, 81, 187) |
| HSL | hsl(286, 44%, 53%) |
| OKLCH | oklch(57.7% 0.174 317.6) |
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 #A251BB | 4.73:1 | AA | Lc -77.9 | Fine for body text |
| Black text on #A251BB | 4.43:1 | AA large text | Lc 31.7 | Non-text elements, placeholder text |
| #A251BB text on white | 4.73:1 | AA | Lc 72.4 | Content text, not long reading |
| #A251BB text on black | 4.43:1 | AA large text | Lc -29.3 | 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 600.
-
Step 50
50
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E5F4
oklch(93.5% 0.023 317.1)
-
Step 200
200
#E5D1EC
oklch(88.5% 0.042 317.4)
-
Step 300
300
#D6B1E2
oklch(80.9% 0.079 317.8)
-
Step 400
400
#C187D3
oklch(70.8% 0.124 318)
-
Step 500
500
#B066C8
oklch(63.1% 0.16 317.4)
-
Step 600
600 (this color)
#A251BB
oklch(57.7% 0.174 317.6)
-
Step 700
700
#853B9B
oklch(49.2% 0.162 317.8)
-
Step 800
800
#6C327E
oklch(42.8% 0.133 317.5)
-
Step 900
900
#582D65
oklch(37.8% 0.104 317.9)
-
Step 950
950
#331B3B
oklch(27% 0.065 317.2)
#A251BB 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) | #386EBE | 0.161 |
| Deuteranopia (no green cones) | #5576B8 | 0.142 |
| Tritanopia (no blue cones) | #A1627E | 0.112 |
| Achromatopsia (no color) | #737373 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A251BB
#A251BB
oklch(57.7% 0.174 317.6)
- #3D8F08
#3D8F08
oklch(57.6% 0.174 137.6)
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 #A251BB, closest first.
No curated palette has a color within ΔE 0.04 of #A251BB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.031
- Purply #983FB2 ΔE 0.043
- Deep Lavender #8D5EB7 ΔE 0.045
- Medium Orchid #BA55D3 ΔE 0.057
- Deep Lilac #966EBD ΔE 0.067
- Dark Orchid #9932CC ΔE 0.068
- Pinky Purple #C94CBE ΔE 0.072
- Soft Purple #A66FB5 ΔE 0.073
Use #A251BB 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.