#AC64C4
Closest named color: Amethyst (#9B5FC0). oklch(62.1% 0.157 317.2), rgb(172, 100, 196).
Aa
Black text reads best on this color (5.37:1).
About this color
#AC64C4 is a medium-light, vivid purple. In OKLCH its lightness is 62%, its chroma 0.157 and its hue 317°. 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 5.37:1.
| Hue family | Purples |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 5.37:1 |
| White text | 3.90:1 |
Values
| HEX | #AC64C4 |
| RGB | rgb(172, 100, 196) |
| HSL | hsl(285, 45%, 58%) |
| OKLCH | oklch(62.1% 0.157 317.2) |
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 #AC64C4 | 3.90:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #AC64C4 | 5.37:1 | AA | Lc 37.9 | Non-text elements, placeholder text |
| #AC64C4 text on white | 3.90:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #AC64C4 text on black | 5.37:1 | AA | Lc -35.5 | 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E6F4
oklch(93.7% 0.021 316.5)
-
Step 200
200
#E5D1EC
oklch(88.5% 0.042 317.4)
-
Step 300
300
#D5B2E2
oklch(81% 0.076 316.8)
-
Step 400
400
#C087D3
oklch(70.7% 0.124 317.4)
-
Step 500
500 (this color)
#AC64C4
oklch(62.1% 0.157 317.2)
-
Step 600
600
#9A4CB4
oklch(55.6% 0.171 316.9)
-
Step 700
700
#843C9B
oklch(49.2% 0.16 317.2)
-
Step 800
800
#6B327D
oklch(42.6% 0.132 317.4)
-
Step 900
900
#572D65
oklch(37.7% 0.103 317.1)
-
Step 950
950
#331B3B
oklch(27% 0.065 317.2)
#AC64C4 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) | #527CC7 | 0.139 |
| Deuteranopia (no green cones) | #6783C1 | 0.124 |
| Tritanopia (no blue cones) | #AB728B | 0.103 |
| Achromatopsia (no color) | #818181 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC64C4
#AC64C4
oklch(62.1% 0.157 317.2)
- #549B31
#549B31
oklch(62.1% 0.157 137.1)
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 #AC64C4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.034
- Soft Purple #A66FB5 ΔE 0.039
- Deep Lilac #966EBD ΔE 0.044
- Medium Orchid #BA55D3 ΔE 0.046
- Medium Purple #9370DB ΔE 0.056
- Deep Lavender #8D5EB7 ΔE 0.060
- Wisteria #A87DC2 ΔE 0.061
- Dark Lilac #9C6DA5 ΔE 0.062
Use #AC64C4 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.