#BBB9DB
Closest named color: Light Steel Blue (#B0C4DE). oklch(79.8% 0.048 288), rgb(187, 185, 219).
Aa
Black text reads best on this color (11.07:1).
About this color
#BBB9DB is a light, muted purple. In OKLCH its lightness is 80%, its chroma 0.048 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.030 away. Black text reads best on it, at 11.07:1.
| Hue family | Purples |
| Lightness | light (80%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.07:1 |
| White text | 1.89:1 |
Values
| HEX | #BBB9DB |
| RGB | rgb(187, 185, 219) |
| HSL | hsl(244, 32%, 79%) |
| OKLCH | oklch(79.8% 0.048 288) |
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 #BBB9DB | 1.89:1 | Fails | Lc -40.3 | Non-text elements, placeholder text |
| Black text on #BBB9DB | 11.07:1 | AAA | Lc 67.8 | Content text, not long reading |
| #BBB9DB text on white | 1.89:1 | Fails | Lc 36.1 | Non-text elements, placeholder text |
| #BBB9DB text on black | 11.07:1 | AAA | Lc -66.4 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E9F3
oklch(93.7% 0.013 286.1)
-
Step 200
200
#D8D7EA
oklch(88.6% 0.026 288.3)
-
Step 300
300 (this color)
#BBB9DB
oklch(79.8% 0.048 288)
-
Step 400
400
#9E99CE
oklch(70.6% 0.077 288.6)
-
Step 500
500
#8680C1
oklch(63.1% 0.097 287.5)
-
Step 600
600
#7168AE
oklch(55.6% 0.107 288.3)
-
Step 700
700
#5E5695
oklch(49% 0.099 288)
-
Step 800
800
#4D4779
oklch(42.7% 0.082 287.9)
-
Step 900
900
#403C61
oklch(37.7% 0.063 288)
-
Step 950
950
#252339
oklch(26.9% 0.041 287.5)
#BBB9DB 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) | #B1BDDD | 0.016 |
| Deuteranopia (no green cones) | #B1BBDA | 0.014 |
| Tritanopia (no blue cones) | #B5BEC4 | 0.041 |
| Achromatopsia (no color) | #BCBCBC | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBB9DB
#BBB9DB
oklch(79.8% 0.048 288)
- #C0C09D
#C0C09D
oklch(79.9% 0.048 107.4)
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 #BBB9DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.030
- Cloudy Blue #ACC2D9 ΔE 0.031
- Light Blue Grey #B7C9E2 ΔE 0.040
- Light Grey Blue #9DBCD4 ΔE 0.042
- Thistle #D8BFD8 ΔE 0.046
- French Gray #ADB5BD ΔE 0.048
- Light Cornflower Blue #98C1D9 ΔE 0.048
- Silver #C0C0C0 ΔE 0.049
Use #BBB9DB 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.