#AC57BA
Closest named color: Amethyst (#9B5FC0). oklch(59.7% 0.168 321.8), rgb(172, 87, 186).
Aa
Black text reads best on this color (4.82:1).
About this color
#AC57BA is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.168 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.034 away. Black text reads best on it, at 4.82:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.82:1 |
| White text | 4.35:1 |
Values
| HEX | #AC57BA |
| RGB | rgb(172, 87, 186) |
| HSL | hsl(292, 42%, 54%) |
| OKLCH | oklch(59.7% 0.168 321.8) |
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 #AC57BA | 4.35:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #AC57BA | 4.82:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #AC57BA text on white | 4.35:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #AC57BA text on black | 4.82:1 | AA | Lc -32.0 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E5F4
oklch(93.7% 0.024 321.7)
-
Step 200
200
#E8D0EC
oklch(88.6% 0.046 321.4)
-
Step 300
300
#DAAFE1
oklch(80.8% 0.083 321.6)
-
Step 400
400
#C684D1
oklch(70.7% 0.13 321.7)
-
Step 500
500 (this color)
#AC57BA
oklch(59.7% 0.168 321.8)
-
Step 600
600
#A245B2
oklch(55.6% 0.183 321.5)
-
Step 700
700
#8B3599
oklch(49.1% 0.171 321.8)
-
Step 800
800
#712D7C
oklch(42.7% 0.142 321.9)
-
Step 900
900
#5B2A64
oklch(37.7% 0.11 321.2)
-
Step 950
950
#36193A
oklch(27% 0.07 322.6)
#AC57BA 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) | #4773BD | 0.159 |
| Deuteranopia (no green cones) | #627CB7 | 0.140 |
| Tritanopia (no blue cones) | #AE6580 | 0.104 |
| Achromatopsia (no color) | #797979 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC57BA
#AC57BA
oklch(59.7% 0.168 321.8)
- #37972D
#37972D
oklch(59.8% 0.169 141.8)
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 #AC57BA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.034
- Medium Orchid #BA55D3 ΔE 0.045
- Pinky Purple #C94CBE ΔE 0.055
- Deep Lavender #8D5EB7 ΔE 0.056
- Soft Purple #A66FB5 ΔE 0.057
- Deep Lilac #966EBD ΔE 0.061
- Purpley Pink #C83CB9 ΔE 0.064
- Purply #983FB2 ΔE 0.065
Use #AC57BA 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.