#BBD9EF
Closest named color: Light Blue (#ADD8E6). oklch(87% 0.044 239.9), rgb(187, 217, 239).
Aa
Black text reads best on this color (14.28:1).
About this color
#BBD9EF is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.044 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.022 away. Black text reads best on it, at 14.28:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.28:1 |
| White text | 1.47:1 |
Values
| HEX | #BBD9EF |
| RGB | rgb(187, 217, 239) |
| HSL | hsl(205, 62%, 84%) |
| OKLCH | oklch(87% 0.044 239.9) |
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 #BBD9EF | 1.47:1 | Fails | Lc -25.3 | Dividers and decoration only |
| Black text on #BBD9EF | 14.28:1 | AAA | Lc 81.5 | Fine for body text |
| #BBD9EF text on white | 1.47:1 | Fails | Lc 22.3 | Dividers and decoration only |
| #BBD9EF text on black | 14.28:1 | AAA | Lc -81.0 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF4
oklch(93.6% 0.017 236.7)
-
Step 200
200 (this color)
#BBD9EF
oklch(87% 0.044 239.9)
-
Step 300
300
#A0C6E2
oklch(80.8% 0.057 240.3)
-
Step 400
400
#69A8D4
oklch(70.6% 0.092 240.3)
-
Step 500
500
#3B92C8
oklch(63.1% 0.116 239.7)
-
Step 600
600
#037BB5
oklch(55.6% 0.126 239.9)
-
Step 700
700
#006799
oklch(49% 0.112 240)
-
Step 800
800
#01557E
oklch(42.8% 0.096 239.3)
-
Step 900
900
#114665
oklch(37.6% 0.075 239.6)
-
Step 950
950
#0D293B
oklch(26.9% 0.047 240.1)
#BBD9EF 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) | #D0D8F0 | 0.027 |
| Deuteranopia (no green cones) | #C9D2EF | 0.024 |
| Tritanopia (no blue cones) | #ADDFE0 | 0.035 |
| Achromatopsia (no color) | #D5D5D5 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBD9EF
#BBD9EF
oklch(87% 0.044 239.9)
- #EBCEB8
#EBCEB8
oklch(87% 0.044 59.3)
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 #BBD9EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.022
- Powder Blue #B0E0E6 ΔE 0.029
- Cadet Gray #CED4DA ΔE 0.034
- Celeste #A8DADC ΔE 0.038
- Light Blue Grey #B7C9E2 ΔE 0.042
- Light Gray #D3D3D3 ΔE 0.044
- Baby Blue #A2CFFE ΔE 0.050
- Gainsboro #DCDCDC ΔE 0.050
Use #BBD9EF 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.