#BBBBEF
Closest named color: Light Periwinkle (#C1C6FC). oklch(81% 0.073 284.7), rgb(187, 187, 239).
Aa
Black text reads best on this color (11.46:1).
About this color
#BBBBEF is a light, moderately saturated purple. In OKLCH its lightness is 81%, its chroma 0.073 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.032 away. Black text reads best on it, at 11.46:1.
| Hue family | Purples |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 11.46:1 |
| White text | 1.83:1 |
Values
| HEX | #BBBBEF |
| RGB | rgb(187, 187, 239) |
| HSL | hsl(240, 62%, 84%) |
| OKLCH | oklch(81% 0.073 284.7) |
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 #BBBBEF | 1.83:1 | Fails | Lc -38.4 | Non-text elements, placeholder text |
| Black text on #BBBBEF | 11.46:1 | AAA | Lc 69.6 | Content text, not long reading |
| #BBBBEF text on white | 1.83:1 | Fails | Lc 34.3 | Non-text elements, placeholder text |
| #BBBBEF text on black | 11.46:1 | AAA | Lc -68.3 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D5D6F4
oklch(88.5% 0.041 284)
-
Step 300
300 (this color)
#BBBBEF
oklch(81% 0.073 284.7)
-
Step 400
400
#9996E7
oklch(70.8% 0.117 284.7)
-
Step 500
500
#817ADF
oklch(63.2% 0.148 284.4)
-
Step 600
600
#6C60CD
oklch(55.6% 0.163 284.8)
-
Step 700
700
#5A4FB1
oklch(49.1% 0.15 284.5)
-
Step 800
800
#4A4190
oklch(42.7% 0.126 284.9)
-
Step 900
900
#3D3873
oklch(37.7% 0.098 284.5)
-
Step 950
950
#242143
oklch(27% 0.062 285.5)
#BBBBEF 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) | #AEC1F1 | 0.021 |
| Deuteranopia (no green cones) | #ACBEEE | 0.021 |
| Tritanopia (no blue cones) | #B0C4CD | 0.063 |
| Achromatopsia (no color) | #BFBFBF | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBBBEF
#BBBBEF
oklch(81% 0.073 284.7)
- #C8C48D
#C8C48D
oklch(81% 0.073 104.4)
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 #BBBBEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.032
- Pastel Blue #A2BFFE ΔE 0.036
- Light Steel Blue #B0C4DE ΔE 0.042
- Cloudy Blue #ACC2D9 ΔE 0.046
- Light Blue Grey #B7C9E2 ΔE 0.047
- Pale Violet #CEAEFA ΔE 0.047
- Light Violet #D6B4FC ΔE 0.048
- Thistle #D8BFD8 ΔE 0.055
Use #BBBBEF 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.