#BBB9DD
Closest named color: Light Steel Blue (#B0C4DE). oklch(79.9% 0.051 287.7), rgb(187, 185, 221).
Aa
Black text reads best on this color (11.09:1).
About this color
#BBB9DD is a light, muted purple. In OKLCH its lightness is 80%, its chroma 0.051 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.031 away. Black text reads best on it, at 11.09:1.
| Hue family | Purples |
| Lightness | light (80%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.09:1 |
| White text | 1.89:1 |
Values
| HEX | #BBB9DD |
| RGB | rgb(187, 185, 221) |
| HSL | hsl(243, 35%, 80%) |
| OKLCH | oklch(79.9% 0.051 287.7) |
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 #BBB9DD | 1.89:1 | Fails | Lc -40.2 | Non-text elements, placeholder text |
| Black text on #BBB9DD | 11.09:1 | AAA | Lc 67.9 | Content text, not long reading |
| #BBB9DD text on white | 1.89:1 | Fails | Lc 36.0 | Non-text elements, placeholder text |
| #BBB9DD text on black | 11.09:1 | AAA | Lc -66.5 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E9F3
oklch(93.7% 0.013 286.1)
-
Step 200
200
#D8D7EB
oklch(88.6% 0.027 288.1)
-
Step 300
300 (this color)
#BBB9DD
oklch(79.9% 0.051 287.7)
-
Step 400
400
#9D99D1
oklch(70.7% 0.081 287.4)
-
Step 500
500
#867FC5
oklch(63.1% 0.104 287.6)
-
Step 600
600
#7067B1
oklch(55.5% 0.113 287.7)
-
Step 700
700
#5E5698
oklch(49.1% 0.104 287.5)
-
Step 800
800
#4D467B
oklch(42.6% 0.086 288.2)
-
Step 900
900
#403B63
oklch(37.6% 0.068 288.4)
-
Step 950
950
#25233A
oklch(27% 0.042 287.2)
#BBB9DD 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) | #B1BDDF | 0.016 |
| Deuteranopia (no green cones) | #B0BBDC | 0.016 |
| Tritanopia (no blue cones) | #B4BFC5 | 0.044 |
| Achromatopsia (no color) | #BCBCBC | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBB9DD
#BBB9DD
oklch(79.9% 0.051 287.7)
- #C0C09B
#C0C09B
oklch(79.8% 0.05 107.5)
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 #BBB9DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.031
- Cloudy Blue #ACC2D9 ΔE 0.032
- Light Blue Grey #B7C9E2 ΔE 0.041
- Light Grey Blue #9DBCD4 ΔE 0.043
- Thistle #D8BFD8 ΔE 0.046
- Light Cornflower Blue #98C1D9 ΔE 0.049
- Light Periwinkle #C1C6FC ΔE 0.049
- French Gray #ADB5BD ΔE 0.050
Use #BBB9DD 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.