#BBDEFB
Closest named color: Powder Blue (#B0E0E6). oklch(88.5% 0.055 243.4), rgb(187, 222, 251).
Aa
Black text reads best on this color (14.95:1).
About this color
#BBDEFB is a light, muted blue. In OKLCH its lightness is 88%, its chroma 0.055 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.035 away. Black text reads best on it, at 14.95:1.
| Hue family | Blues |
| Lightness | light (88%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.95:1 |
| White text | 1.40:1 |
Values
| HEX | #BBDEFB |
| RGB | rgb(187, 222, 251) |
| HSL | hsl(207, 89%, 86%) |
| OKLCH | oklch(88.5% 0.055 243.4) |
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 #BBDEFB | 1.40:1 | Fails | Lc -22.3 | Dividers and decoration only |
| Black text on #BBDEFB | 14.95:1 | AAA | Lc 84.1 | Fine for body text |
| #BBDEFB text on white | 1.40:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #BBDEFB text on black | 14.95:1 | AAA | Lc -83.9 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF7
oklch(93.7% 0.02 243.4)
-
Step 200
200 (this color)
#BBDEFB
oklch(88.5% 0.055 243.4)
-
Step 300
300
#9AC6EB
oklch(80.8% 0.07 244.2)
-
Step 400
400
#5DA8E1
oklch(70.7% 0.112 243.3)
-
Step 500
500
#2091D9
oklch(63.2% 0.144 243.4)
-
Step 600
600
#007ABC
oklch(55.7% 0.136 243.3)
-
Step 700
700
#00669F
oklch(49.1% 0.12 243.6)
-
Step 800
800
#005383
oklch(42.6% 0.105 243.8)
-
Step 900
900
#00456E
oklch(37.6% 0.092 243.7)
-
Step 950
950
#062941
oklch(27% 0.059 243.6)
#BBDEFB 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) | #D2DEFC | 0.029 |
| Deuteranopia (no green cones) | #CAD7FA | 0.024 |
| Tritanopia (no blue cones) | #A9E5E7 | 0.044 |
| Achromatopsia (no color) | #DADADA | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBDEFB
#BBDEFB
oklch(88.5% 0.055 243.4)
- #F4D2B4
#F4D2B4
oklch(88.5% 0.055 63.4)
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 #BBDEFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.035
- Light Blue #ADD8E6 ΔE 0.036
- Cadet Gray #CED4DA ΔE 0.047
- Celeste #A8DADC ΔE 0.050
- Diamond #B9F2FF ΔE 0.052
- Pale Turquoise #AFEEEE ΔE 0.053
- Baby Blue #A2CFFE ΔE 0.053
- Gainsboro #DCDCDC ΔE 0.055
Use #BBDEFB 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.