#AC57A1
Closest named color: Light Plum (#9D5783). oklch(58.5% 0.145 332.3), rgb(172, 87, 161).
Aa
Black text reads best on this color (4.63:1).
About this color
#AC57A1 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.145 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.054 away. Black text reads best on it, at 4.63:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.63:1 |
| White text | 4.53:1 |
Values
| HEX | #AC57A1 |
| RGB | rgb(172, 87, 161) |
| HSL | hsl(308, 34%, 51%) |
| OKLCH | oklch(58.5% 0.145 332.3) |
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 #AC57A1 | 4.53:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #AC57A1 | 4.63:1 | AA | Lc 33.0 | Non-text elements, placeholder text |
| #AC57A1 text on white | 4.53:1 | AA | Lc 71.1 | Content text, not long reading |
| #AC57A1 text on black | 4.63:1 | AA | Lc -30.6 | 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 600.
-
Step 50
50
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E5EF
oklch(93.5% 0.019 333.5)
-
Step 200
200
#E8D1E4
oklch(88.5% 0.036 331.6)
-
Step 300
300
#DBB2D3
oklch(81% 0.064 332.9)
-
Step 400
400
#C788BD
oklch(70.7% 0.104 332.4)
-
Step 500
500
#B869AD
oklch(63.2% 0.133 332.3)
-
Step 600
600 (this color)
#AC57A1
oklch(58.5% 0.145 332.3)
-
Step 700
700
#8B3F82
oklch(49.1% 0.135 332.1)
-
Step 800
800
#713469
oklch(42.6% 0.112 332.5)
-
Step 900
900
#5C2E56
oklch(37.7% 0.088 332.2)
-
Step 950
950
#361C32
oklch(27.1% 0.054 332.8)
#AC57A1 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) | #556FA4 | 0.145 |
| Deuteranopia (no green cones) | #6D7B9F | 0.131 |
| Tritanopia (no blue cones) | #B25D74 | 0.077 |
| Achromatopsia (no color) | #767676 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC57A1
#AC57A1
oklch(58.5% 0.145 332.3)
- #19934F
#19934F
oklch(58.4% 0.144 152.5)
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 #AC57A1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.054
- Dark Lilac #9C6DA5 ΔE 0.055
- Amethyst #9B5FC0 ΔE 0.056
- Soft Purple #A66FB5 ΔE 0.057
- Deep Lavender #8D5EB7 ΔE 0.065
- Deep Lilac #966EBD ΔE 0.069
- Pinky Purple #C94CBE ΔE 0.072
- Faded Purple #916E99 ΔE 0.073
Use #AC57A1 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.