#BBB9EF
Closest named color: Light Periwinkle (#C1C6FC). oklch(80.6% 0.076 286.3), rgb(187, 185, 239).
Aa
Black text reads best on this color (11.29:1).
About this color
#BBB9EF is a light, moderately saturated purple. In OKLCH its lightness is 81%, its chroma 0.076 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.036 away. Black text reads best on it, at 11.29:1.
| Hue family | Purples |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 11.29:1 |
| White text | 1.85:1 |
Values
| HEX | #BBB9EF |
| RGB | rgb(187, 185, 239) |
| HSL | hsl(242, 63%, 83%) |
| OKLCH | oklch(80.6% 0.076 286.3) |
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 #BBB9EF | 1.85:1 | Fails | Lc -39.2 | Non-text elements, placeholder text |
| Black text on #BBB9EF | 11.29:1 | AAA | Lc 68.8 | Content text, not long reading |
| #BBB9EF text on white | 1.85:1 | Fails | Lc 35.0 | Non-text elements, placeholder text |
| #BBB9EF text on black | 11.29:1 | AAA | Lc -67.5 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D6D6F4
oklch(88.5% 0.041 285.5)
-
Step 300
300 (this color)
#BBB9EF
oklch(80.6% 0.076 286.3)
-
Step 400
400
#9B94E8
oklch(70.6% 0.121 286.7)
-
Step 500
500
#8478E2
oklch(63.2% 0.155 286.2)
-
Step 600
600
#6F5ECF
oklch(55.6% 0.168 286.5)
-
Step 700
700
#5D4DB4
oklch(49.2% 0.157 286.2)
-
Step 800
800
#4C4091
oklch(42.8% 0.129 286.4)
-
Step 900
900
#3F3774
oklch(37.8% 0.101 286.5)
-
Step 950
950
#242144
oklch(27.1% 0.064 285.2)
#BBB9EF 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) | #ABBFF1 | 0.024 |
| Deuteranopia (no green cones) | #AABDEE | 0.024 |
| Tritanopia (no blue cones) | #B0C2CB | 0.066 |
| Achromatopsia (no color) | #BEBEBE | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBB9EF
#BBB9EF
oklch(80.6% 0.076 286.3)
- #C5C38A
#C5C38A
oklch(80.5% 0.075 106.3)
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 #BBB9EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.036
- Pastel Blue #A2BFFE ΔE 0.037
- Pale Violet #CEAEFA ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.046
- Light Violet #D6B4FC ΔE 0.046
- Cloudy Blue #ACC2D9 ΔE 0.050
- Light Blue Grey #B7C9E2 ΔE 0.052
- Thistle #D8BFD8 ΔE 0.057
Use #BBB9EF 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.