#ACA1FB
Closest named color: Pastel Purple (#CAA0FF). oklch(75.3% 0.128 288.5), rgb(172, 161, 251).
Aa
Black text reads best on this color (9.24:1).
About this color
#ACA1FB is a medium-light, moderately saturated purple. In OKLCH its lightness is 75%, its chroma 0.128 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Purple (#CAA0FF), ΔE 0.045 away. Black text reads best on it, at 9.24:1.
| Hue family | Purples |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Pastel Purple (#CAA0FF) |
| Black text | 9.24:1 |
| White text | 2.27:1 |
Values
| HEX | #ACA1FB |
| RGB | rgb(172, 161, 251) |
| HSL | hsl(247, 92%, 81%) |
| OKLCH | oklch(75.3% 0.128 288.5) |
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 #ACA1FB | 2.27:1 | Fails | Lc -49.6 | Large or bold text, headings |
| Black text on #ACA1FB | 9.24:1 | AAA | Lc 59.3 | Large or bold text, headings |
| #ACA1FB text on white | 2.27:1 | Fails | Lc 44.7 | Non-text elements, placeholder text |
| #ACA1FB text on black | 9.24:1 | AAA | Lc -57.4 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F9
oklch(93.7% 0.023 288.7)
-
Step 200
200
#D7D5F5
oklch(88.5% 0.044 288.3)
-
Step 300
300
#BEB9F2
oklch(80.9% 0.08 288.5)
-
Step 400
400 (this color)
#ACA1FB
oklch(75.3% 0.128 288.5)
-
Step 500
500
#8875E5
oklch(63.2% 0.163 288.6)
-
Step 600
600
#735AD3
oklch(55.6% 0.179 288.7)
-
Step 700
700
#6149B7
oklch(49.1% 0.166 288.8)
-
Step 800
800
#4F3D94
oklch(42.8% 0.137 288.8)
-
Step 900
900
#413576
oklch(37.7% 0.107 288.7)
-
Step 950
950
#262045
oklch(27.1% 0.067 288.6)
#ACA1FB 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) | #86AEFF | 0.055 |
| Deuteranopia (no green cones) | #86AAF9 | 0.052 |
| Tritanopia (no blue cones) | #99B1C2 | 0.108 |
| Achromatopsia (no color) | #ACACAC | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA1FB
#ACA1FB
oklch(75.3% 0.128 288.5)
- #B6B54B
#B6B54B
oklch(75.3% 0.128 108.6)
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 #ACA1FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Purple #CAA0FF ΔE 0.045
- Baby Purple #CA9BF7 ΔE 0.045
- Periwinkle Blue #8F99FB ΔE 0.047
- Lilac #CEA2FD ΔE 0.051
- Liliac #C48EFD ΔE 0.056
- Pale Purple #B790D4 ΔE 0.063
- Pale Violet #CEAEFA ΔE 0.063
- Carolina Blue #8AB8FE ΔE 0.068
Use #ACA1FB 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.