#BBD1E9
Closest named color: Light Blue Grey (#B7C9E2). oklch(85.2% 0.041 250.6), rgb(187, 209, 233).
Aa
Black text reads best on this color (13.40:1).
About this color
#BBD1E9 is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.041 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.022 away. Black text reads best on it, at 13.40:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.40:1 |
| White text | 1.56:1 |
Values
| HEX | #BBD1E9 |
| RGB | rgb(187, 209, 233) |
| HSL | hsl(211, 51%, 82%) |
| OKLCH | oklch(85.2% 0.041 250.6) |
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 #BBD1E9 | 1.56:1 | Fails | Lc -29.3 | Dividers and decoration only |
| Black text on #BBD1E9 | 13.40:1 | AAA | Lc 77.9 | Fine for body text |
| #BBD1E9 text on white | 1.56:1 | Fails | Lc 25.9 | Dividers and decoration only |
| #BBD1E9 text on black | 13.40:1 | AAA | Lc -77.2 | Fine for body text |
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 200.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200 (this color)
#BBD1E9
oklch(85.2% 0.041 250.6)
-
Step 300
300
#A8C4E2
oklch(81% 0.052 250.3)
-
Step 400
400
#78A5D4
oklch(70.8% 0.085 250.2)
-
Step 500
500
#548DC8
oklch(63% 0.108 250.7)
-
Step 600
600
#3777B5
oklch(55.7% 0.117 250.1)
-
Step 700
700
#29639C
oklch(49% 0.11 250.8)
-
Step 800
800
#24517E
oklch(42.6% 0.09 250.8)
-
Step 900
900
#224466
oklch(37.8% 0.071 250.2)
-
Step 950
950
#15283B
oklch(27.1% 0.044 249.7)
#BBD1E9 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) | #C8D1EA | 0.017 |
| Deuteranopia (no green cones) | #C3CCE9 | 0.016 |
| Tritanopia (no blue cones) | #AFD6D9 | 0.034 |
| Achromatopsia (no color) | #CECECE | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBD1E9
#BBD1E9
oklch(85.2% 0.041 250.6)
- #E0CAB2
#E0CAB2
oklch(85.1% 0.041 69.7)
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 #BBD1E9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.022
- Light Blue #ADD8E6 ΔE 0.026
- Cadet Gray #CED4DA ΔE 0.034
- Light Steel Blue #B0C4DE ΔE 0.038
- Celeste #A8DADC ΔE 0.041
- Baby Blue #A2CFFE ΔE 0.042
- Powder Blue #B0E0E6 ΔE 0.043
- Light Gray #D3D3D3 ΔE 0.044
Use #BBD1E9 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.