#AC55A5
Closest named color: Amethyst (#9B5FC0). oklch(58.4% 0.152 330.4), rgb(172, 85, 165).
Aa
Black text reads best on this color (4.59:1).
About this color
#AC55A5 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.152 and its hue 330°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.052 away. Black text reads best on it, at 4.59:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.59:1 |
| White text | 4.56:1 |
Values
| HEX | #AC55A5 |
| RGB | rgb(172, 85, 165) |
| HSL | hsl(305, 34%, 50%) |
| OKLCH | oklch(58.4% 0.152 330.4) |
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 #AC55A5 | 4.56:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #AC55A5 | 4.59:1 | AA | Lc 32.8 | Non-text elements, placeholder text |
| #AC55A5 text on white | 4.56:1 | AA | Lc 71.3 | Content text, not long reading |
| #AC55A5 text on black | 4.59:1 | AA | Lc -30.4 | 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 600.
-
Step 50
50
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E5F0
oklch(93.5% 0.02 330.7)
-
Step 200
200
#E8D1E5
oklch(88.5% 0.037 330.1)
-
Step 300
300
#DBB1D6
oklch(80.9% 0.069 330.2)
-
Step 400
400
#C787C1
oklch(70.7% 0.109 330)
-
Step 500
500
#B867B1
oklch(63.1% 0.14 330.3)
-
Step 600
600 (this color)
#AC55A5
oklch(58.4% 0.152 330.4)
-
Step 700
700
#8B3D86
oklch(49.1% 0.141 330)
-
Step 800
800
#71336D
oklch(42.7% 0.117 329.9)
-
Step 900
900
#5C2D58
oklch(37.6% 0.092 330.4)
-
Step 950
950
#361B34
oklch(27% 0.058 329.8)
#AC55A5 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) | #516EA8 | 0.151 |
| Deuteranopia (no green cones) | #6A7AA2 | 0.135 |
| Tritanopia (no blue cones) | #B25C75 | 0.082 |
| Achromatopsia (no color) | #767676 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC55A5
#AC55A5
oklch(58.4% 0.152 330.4)
- #179348
#179348
oklch(58.3% 0.151 150.5)
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 #AC55A5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.052
- Soft Purple #A66FB5 ΔE 0.059
- Dark Lilac #9C6DA5 ΔE 0.060
- Light Plum #9D5783 ΔE 0.061
- Deep Lavender #8D5EB7 ΔE 0.062
- Pinky Purple #C94CBE ΔE 0.067
- Deep Lilac #966EBD ΔE 0.069
- Purply #983FB2 ΔE 0.070
Use #AC55A5 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.