#B9BBF3
Closest named color: Light Periwinkle (#C1C6FC). oklch(81% 0.079 282.9), rgb(185, 187, 243).
Aa
Black text reads best on this color (11.46:1).
About this color
#B9BBF3 is a light, moderately saturated purple. In OKLCH its lightness is 81%, its chroma 0.079 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.031 away. Black text reads best on it, at 11.46:1.
| Hue family | Purples |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 11.46:1 |
| White text | 1.83:1 |
Values
| HEX | #B9BBF3 |
| RGB | rgb(185, 187, 243) |
| HSL | hsl(238, 71%, 84%) |
| OKLCH | oklch(81% 0.079 282.9) |
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 #B9BBF3 | 1.83:1 | Fails | Lc -38.4 | Non-text elements, placeholder text |
| Black text on #B9BBF3 | 11.46:1 | AAA | Lc 69.6 | Content text, not long reading |
| #B9BBF3 text on white | 1.83:1 | Fails | Lc 34.3 | Non-text elements, placeholder text |
| #B9BBF3 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D4D6F6
oklch(88.5% 0.044 282.6)
-
Step 300
300 (this color)
#B9BBF3
oklch(81% 0.079 282.9)
-
Step 400
400
#9695ED
oklch(70.7% 0.127 283.2)
-
Step 500
500
#7E79E7
oklch(63.2% 0.161 282.8)
-
Step 600
600
#695FD5
oklch(55.7% 0.175 282.9)
-
Step 700
700
#574DB8
oklch(49% 0.163 282.8)
-
Step 800
800
#474095
oklch(42.7% 0.135 282.8)
-
Step 900
900
#3B3777
oklch(37.6% 0.106 282.9)
-
Step 950
950
#222146
oklch(27% 0.067 282.1)
#B9BBF3 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) | #ACC1F5 | 0.021 |
| Deuteranopia (no green cones) | #AABEF2 | 0.021 |
| Tritanopia (no blue cones) | #ACC5CE | 0.070 |
| Achromatopsia (no color) | #BFBFBF | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9BBF3
#B9BBF3
oklch(81% 0.079 282.9)
- #CAC488
#CAC488
oklch(81.1% 0.079 103.1)
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 #B9BBF3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.031
- Pastel Blue #A2BFFE ΔE 0.031
- Light Steel Blue #B0C4DE ΔE 0.046
- Pale Violet #CEAEFA ΔE 0.046
- Light Violet #D6B4FC ΔE 0.047
- Cloudy Blue #ACC2D9 ΔE 0.050
- Light Blue Grey #B7C9E2 ΔE 0.051
- Baby Blue #A2CFFE ΔE 0.054
Use #B9BBF3 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.