#AC9CFF
Closest named color: Periwinkle Blue (#8F99FB). oklch(74.6% 0.141 290), rgb(172, 156, 255).
Aa
Black text reads best on this color (8.95:1).
About this color
#AC9CFF is a medium-light, vivid purple. In OKLCH its lightness is 75%, its chroma 0.141 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.042 away. Black text reads best on it, at 8.95:1.
| Hue family | Purples |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.95:1 |
| White text | 2.34:1 |
Values
| HEX | #AC9CFF |
| RGB | rgb(172, 156, 255) |
| HSL | hsl(250, 100%, 81%) |
| OKLCH | oklch(74.6% 0.141 290) |
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 #AC9CFF | 2.34:1 | Fails | Lc -51.1 | Large or bold text, headings |
| Black text on #AC9CFF | 8.95:1 | AAA | Lc 57.8 | Large or bold text, headings |
| #AC9CFF text on white | 2.34:1 | Fails | Lc 46.1 | Large or bold text, headings |
| #AC9CFF text on black | 8.95:1 | AAA | Lc -55.9 | Large or bold text, headings |
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 400.
-
Step 50
50
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FA
oklch(93.5% 0.026 290.7)
-
Step 200
200
#D8D4F8
oklch(88.4% 0.049 290.4)
-
Step 300
300
#BFB7F6
oklch(80.8% 0.088 290.1)
-
Step 400
400 (this color)
#AC9CFF
oklch(74.6% 0.141 290)
-
Step 500
500
#8B71ED
oklch(63.2% 0.179 289.9)
-
Step 600
600
#7655DB
oklch(55.6% 0.195 289.9)
-
Step 700
700
#6444BE
oklch(49.1% 0.182 290.1)
-
Step 800
800
#51399A
oklch(42.7% 0.151 289.9)
-
Step 900
900
#43327A
oklch(37.6% 0.118 290.5)
-
Step 950
950
#271E48
oklch(27% 0.075 290.3)
#AC9CFF 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) | #7EABFF | 0.066 |
| Deuteranopia (no green cones) | #7EA7FD | 0.063 |
| Tritanopia (no blue cones) | #98AEC1 | 0.118 |
| Achromatopsia (no color) | #A9A9A9 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC9CFF
#AC9CFF
oklch(74.6% 0.141 290)
- #B3B43A
#B3B43A
oklch(74.7% 0.141 109.8)
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 #AC9CFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.042
- Baby Purple #CA9BF7 ΔE 0.046
- Liliac #C48EFD ΔE 0.046
- Pastel Purple #CAA0FF ΔE 0.047
- Lilac #CEA2FD ΔE 0.055
- Pale Purple #B790D4 ΔE 0.064
- Perrywinkle #8F8CE7 ΔE 0.067
- Lavender Blue #8B88F8 ΔE 0.073
Use #AC9CFF 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.