#A057B7
Closest named color: Amethyst (#9B5FC0). oklch(58.1% 0.159 317.6), rgb(160, 87, 183).
Aa
White text reads best on this color (4.62:1).
About this color
#A057B7 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.159 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.022 away. White text reads best on it, at 4.62:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.54:1 |
| White text | 4.62:1 |
Values
| HEX | #A057B7 |
| RGB | rgb(160, 87, 183) |
| HSL | hsl(286, 40%, 53%) |
| OKLCH | oklch(58.1% 0.159 317.6) |
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 #A057B7 | 4.62:1 | AA | Lc -77.2 | Fine for body text |
| Black text on #A057B7 | 4.54:1 | AA | Lc 32.3 | Non-text elements, placeholder text |
| #A057B7 text on white | 4.62:1 | AA | Lc 71.7 | Content text, not long reading |
| #A057B7 text on black | 4.54:1 | AA | Lc -29.9 | 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#F0E6F3
oklch(93.7% 0.02 318.4)
-
Step 200
200
#E4D1EB
oklch(88.4% 0.041 317)
-
Step 300
300
#D4B3DF
oklch(80.9% 0.071 317.6)
-
Step 400
400
#BE89CF
oklch(70.6% 0.115 317.8)
-
Step 500
500
#AD6AC3
oklch(63.1% 0.147 317.4)
-
Step 600
600 (this color)
#A057B7
oklch(58.1% 0.159 317.6)
-
Step 700
700
#824096
oklch(49.1% 0.147 317.8)
-
Step 800
800
#6A357A
oklch(42.7% 0.123 317.8)
-
Step 900
900
#562F62
oklch(37.7% 0.095 317.8)
-
Step 950
950
#321C3A
oklch(27% 0.061 316.6)
#A057B7 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) | #4370BA | 0.144 |
| Deuteranopia (no green cones) | #5A77B4 | 0.128 |
| Tritanopia (no blue cones) | #A0657F | 0.102 |
| Achromatopsia (no color) | #757575 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A057B7
#A057B7
oklch(58.1% 0.159 317.6)
- #468F22
#468F22
oklch(58.1% 0.159 137.5)
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 #A057B7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.022
- Deep Lavender #8D5EB7 ΔE 0.035
- Purply #983FB2 ΔE 0.053
- Deep Lilac #966EBD ΔE 0.054
- Soft Purple #A66FB5 ΔE 0.060
- Medium Orchid #BA55D3 ΔE 0.063
- Dark Lilac #9C6DA5 ΔE 0.065
- Medium Purple #9370DB ΔE 0.074
Use #A057B7 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.