#B4ACEE
Closest named color: Pale Violet (#CEAEFA). oklch(77.5% 0.094 289.6), rgb(180, 172, 238).
Aa
Black text reads best on this color (10.07:1).
About this color
#B4ACEE is a medium-light, moderately saturated purple. In OKLCH its lightness is 77%, its chroma 0.094 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Violet (#CEAEFA), ΔE 0.042 away. Black text reads best on it, at 10.07:1.
| Hue family | Purples |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Pale Violet (#CEAEFA) |
| Black text | 10.07:1 |
| White text | 2.08:1 |
Values
| HEX | #B4ACEE |
| RGB | rgb(180, 172, 238) |
| HSL | hsl(247, 66%, 80%) |
| OKLCH | oklch(77.5% 0.094 289.6) |
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 #B4ACEE | 2.08:1 | Fails | Lc -45.3 | Large or bold text, headings |
| Black text on #B4ACEE | 10.07:1 | AAA | Lc 63.2 | Content text, not long reading |
| #B4ACEE text on white | 2.08:1 | Fails | Lc 40.7 | Non-text elements, placeholder text |
| #B4ACEE text on black | 10.07:1 | AAA | Lc -61.6 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D8D4FA
oklch(88.5% 0.052 290.1)
-
Step 300
300 (this color)
#B4ACEE
oklch(77.5% 0.094 289.6)
-
Step 400
400
#A08EF7
oklch(70.7% 0.151 289.9)
-
Step 500
500
#8A6EF3
oklch(63% 0.191 289.4)
-
Step 600
600
#7652E2
oklch(55.7% 0.208 289.4)
-
Step 700
700
#6441C4
oklch(49.2% 0.193 289.7)
-
Step 800
800
#51379F
oklch(42.8% 0.16 289.4)
-
Step 900
900
#43317E
oklch(37.8% 0.125 289.9)
-
Step 950
950
#271D4A
oklch(27% 0.08 290.2)
#B4ACEE 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) | #9BB5F1 | 0.037 |
| Deuteranopia (no green cones) | #9BB2EC | 0.036 |
| Tritanopia (no blue cones) | #A7B7C3 | 0.080 |
| Achromatopsia (no color) | #B4B4B4 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4ACEE
#B4ACEE
oklch(77.5% 0.094 289.6)
- #B9BB74
#B9BB74
oklch(77.4% 0.093 109.8)
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 #B4ACEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Violet #CEAEFA ΔE 0.042
- Pastel Blue #A2BFFE ΔE 0.051
- Lilac #CEA2FD ΔE 0.052
- Pastel Purple #CAA0FF ΔE 0.053
- Baby Purple #CA9BF7 ΔE 0.055
- Light Violet #D6B4FC ΔE 0.058
- Carolina Blue #8AB8FE ΔE 0.058
- Plum #DDA0DD ΔE 0.066
Use #B4ACEE 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.