#BBD5EB
Closest named color: Light Blue (#ADD8E6). oklch(86.1% 0.041 243.8), rgb(187, 213, 235).
Aa
Black text reads best on this color (13.83:1).
About this color
#BBD5EB is a light, muted blue. In OKLCH its lightness is 86%, its chroma 0.041 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.021 away. Black text reads best on it, at 13.83:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.83:1 |
| White text | 1.51:1 |
Values
| HEX | #BBD5EB |
| RGB | rgb(187, 213, 235) |
| HSL | hsl(207, 55%, 83%) |
| OKLCH | oklch(86.1% 0.041 243.8) |
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 #BBD5EB | 1.51:1 | Fails | Lc -27.3 | Dividers and decoration only |
| Black text on #BBD5EB | 13.83:1 | AAA | Lc 79.6 | Fine for body text |
| #BBD5EB text on white | 1.51:1 | Fails | Lc 24.1 | Dividers and decoration only |
| #BBD5EB text on black | 13.83:1 | AAA | Lc -79.0 | 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
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200 (this color)
#BBD5EB
oklch(86.1% 0.041 243.8)
-
Step 300
300
#A4C5E1
oklch(80.9% 0.053 244.1)
-
Step 400
400
#71A7D2
oklch(70.7% 0.085 243.4)
-
Step 500
500
#4990C6
oklch(63.1% 0.109 243.7)
-
Step 600
600
#2679B3
oklch(55.5% 0.119 244)
-
Step 700
700
#17669A
oklch(49.1% 0.11 243.7)
-
Step 800
800
#17537D
oklch(42.6% 0.092 244.1)
-
Step 900
900
#1B4564
oklch(37.6% 0.071 243.7)
-
Step 950
950
#11293B
oklch(27.1% 0.045 243.2)
#BBD5EB 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) | #CCD5EC | 0.022 |
| Deuteranopia (no green cones) | #C6CFEB | 0.020 |
| Tritanopia (no blue cones) | #AEDADC | 0.033 |
| Achromatopsia (no color) | #D2D2D2 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBD5EB
#BBD5EB
oklch(86.1% 0.041 243.8)
- #E5CCB6
#E5CCB6
oklch(86% 0.041 63.6)
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 #BBD5EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.021
- Cadet Gray #CED4DA ΔE 0.032
- Light Blue Grey #B7C9E2 ΔE 0.032
- Powder Blue #B0E0E6 ΔE 0.034
- Celeste #A8DADC ΔE 0.037
- Light Gray #D3D3D3 ΔE 0.042
- Baby Blue #A2CFFE ΔE 0.046
- Light Steel Blue #B0C4DE ΔE 0.048
Use #BBD5EB 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.