#B5AAFF
Closest named color: Pastel Purple (#CAA0FF). oklch(77.9% 0.12 289.2), rgb(181, 170, 255).
Aa
Black text reads best on this color (10.15:1).
About this color
#B5AAFF 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 0.037 away. Black text reads best on it, at 10.15:1.
| Hue family | Purples |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Pastel Purple (#CAA0FF) |
| Black text | 10.15:1 |
| White text | 2.06:1 |
Values
| HEX | #B5AAFF |
| RGB | rgb(181, 170, 255) |
| HSL | hsl(248, 100%, 83%) |
| OKLCH | oklch(77.9% 0.12 289.2) |
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 #B5AAFF | 2.06:1 | Fails | Lc -44.9 | Non-text elements, placeholder text |
| Black text on #B5AAFF | 10.15:1 | AAA | Lc 63.6 | Content text, not long reading |
| #B5AAFF text on white | 2.06:1 | Fails | Lc 40.3 | Non-text elements, placeholder text |
| #B5AAFF text on black | 10.15:1 | AAA | Lc -62.0 | 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
#E9E7FF
oklch(93.7% 0.032 289.6)
-
Step 200
200
#D7D3FF
oklch(88.4% 0.06 289.3)
-
Step 300
300 (this color)
#B5AAFF
oklch(77.9% 0.12 289.2)
-
Step 400
400
#9F8CFF
oklch(70.7% 0.164 289.1)
-
Step 500
500
#8B69FF
oklch(63.1% 0.213 289.3)
-
Step 600
600
#7A3BFF
oklch(55.6% 0.264 289.4)
-
Step 700
700
#6728E0
oklch(49.1% 0.248 289.1)
-
Step 800
800
#5425B5
oklch(42.7% 0.206 289.4)
-
Step 900
900
#44278F
oklch(37.7% 0.161 289.1)
-
Step 950
950
#271953
oklch(27% 0.1 289)
#B5AAFF 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 | 0.052 |
| Deuteranopia (no green cones) | #92B2FD | 0.048 |
| Tritanopia (no blue cones) | #A4B9C9 | 0.101 |
| Achromatopsia (no color) | #B4B4B4 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5AAFF
#B5AAFF
oklch(77.9% 0.12 289.2)
- #BDBD5D
#BDBD5D
oklch(77.8% 0.119 108.9)
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 #B5AAFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Purple #CAA0FF ΔE 0.037
- Lilac #CEA2FD ΔE 0.039
- Pale Violet #CEAEFA ΔE 0.040
- Baby Purple #CA9BF7 ΔE 0.044
- Light Violet #D6B4FC ΔE 0.057
- Pastel Blue #A2BFFE ΔE 0.058
- Carolina Blue #8AB8FE ΔE 0.062
- Liliac #C48EFD ΔE 0.069
Use #B5AAFF 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.