#B4AAFF
Closest named color: Pastel Purple (#CAA0FF). oklch(77.9% 0.12 288.7), rgb(180, 170, 255).
Aa
Black text reads best on this color (10.13:1).
About this color
#B4AAFF is a medium-light, moderately saturated purple. In OKLCH its lightness is 78%, its chroma 0.120 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Purple (#CAA0FF), ΔE 0.038 away. Black text reads best on it, at 10.13:1.
| Hue family | Purples |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Pastel Purple (#CAA0FF) |
| Black text | 10.13:1 |
| White text | 2.07:1 |
Values
| HEX | #B4AAFF |
| RGB | rgb(180, 170, 255) |
| HSL | hsl(247, 100%, 83%) |
| OKLCH | oklch(77.9% 0.12 288.7) |
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 #B4AAFF | 2.07:1 | Fails | Lc -45.0 | Non-text elements, placeholder text |
| Black text on #B4AAFF | 10.13:1 | AAA | Lc 63.5 | Content text, not long reading |
| #B4AAFF text on white | 2.07:1 | Fails | Lc 40.4 | Non-text elements, placeholder text |
| #B4AAFF text on black | 10.13:1 | AAA | Lc -61.9 | Content text, not long reading |
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 300.
-
Step 50
50
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E8E7FF
oklch(93.6% 0.032 287.7)
-
Step 200
200
#D7D3FF
oklch(88.4% 0.06 289.3)
-
Step 300
300 (this color)
#B4AAFF
oklch(77.9% 0.12 288.7)
-
Step 400
400
#9E8CFF
oklch(70.6% 0.164 288.7)
-
Step 500
500
#8A6AFF
oklch(63.2% 0.212 288.7)
-
Step 600
600
#783CFF
oklch(55.5% 0.264 288.7)
-
Step 700
700
#6629E0
oklch(49.1% 0.248 288.6)
-
Step 800
800
#5326B5
oklch(42.8% 0.205 288.8)
-
Step 900
900
#43278F
oklch(37.6% 0.161 288.5)
-
Step 950
950
#271954
oklch(27.1% 0.102 288.6)
#B4AAFF 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) | #92B6FF | 0.051 |
| Deuteranopia (no green cones) | #92B2FD | 0.047 |
| Tritanopia (no blue cones) | #A2B9C9 | 0.102 |
| Achromatopsia (no color) | #B4B4B4 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4AAFF
#B4AAFF
oklch(77.9% 0.12 288.7)
- #BDBD5C
#BDBD5C
oklch(77.8% 0.12 108.9)
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 #B4AAFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Purple #CAA0FF ΔE 0.038
- Lilac #CEA2FD ΔE 0.041
- Pale Violet #CEAEFA ΔE 0.041
- Baby Purple #CA9BF7 ΔE 0.045
- Pastel Blue #A2BFFE ΔE 0.057
- Light Violet #D6B4FC ΔE 0.058
- Carolina Blue #8AB8FE ΔE 0.061
- Liliac #C48EFD ΔE 0.069
Use #B4AAFF 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.