#BBDEFF
Closest named color: Light Blue (#ADD8E6). oklch(88.6% 0.059 246.9), rgb(187, 222, 255).
Aa
Black text reads best on this color (15.00:1).
About this color
#BBDEFF is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.059 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.040 away. Black text reads best on it, at 15.00:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 15.00:1 |
| White text | 1.39:1 |
Values
| HEX | #BBDEFF |
| RGB | rgb(187, 222, 255) |
| HSL | hsl(209, 100%, 87%) |
| OKLCH | oklch(88.6% 0.059 246.9) |
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 #BBDEFF | 1.39:1 | Fails | Lc -22.1 | Dividers and decoration only |
| Black text on #BBDEFF | 15.00:1 | AAA | Lc 84.4 | Fine for body text |
| #BBDEFF text on white | 1.39:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #BBDEFF text on black | 15.00:1 | AAA | Lc -84.1 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DFECF8
oklch(93.7% 0.021 245.9)
-
Step 200
200 (this color)
#BBDEFF
oklch(88.6% 0.059 246.9)
-
Step 300
300
#99C6EF
oklch(80.9% 0.075 246.4)
-
Step 400
400
#5DA7E8
oklch(70.8% 0.121 247)
-
Step 500
500
#1F8FE1
oklch(63.1% 0.155 246.9)
-
Step 600
600
#0078C3
oklch(55.7% 0.146 246.8)
-
Step 700
700
#0064A5
oklch(49% 0.13 247.2)
-
Step 800
800
#005288
oklch(42.7% 0.112 246.9)
-
Step 900
900
#004473
oklch(37.7% 0.1 247.4)
-
Step 950
950
#052844
oklch(26.9% 0.065 247.5)
#BBDEFF 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) | #D1DEFF | 0.027 |
| Deuteranopia (no green cones) | #C9D7FE | 0.023 |
| Tritanopia (no blue cones) | #A8E6E9 | 0.049 |
| Achromatopsia (no color) | #DADADA | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBDEFF
#BBDEFF
oklch(88.6% 0.059 246.9)
- #F5D3B1
#F5D3B1
oklch(88.7% 0.059 66.9)
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 #BBDEFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.040
- Powder Blue #B0E0E6 ΔE 0.041
- Cadet Gray #CED4DA ΔE 0.052
- Baby Blue #A2CFFE ΔE 0.052
- Diamond #B9F2FF ΔE 0.053
- Celeste #A8DADC ΔE 0.055
- Pale Turquoise #AFEEEE ΔE 0.056
- Robin's Egg Blue #98EFF9 ΔE 0.059
Use #BBDEFF 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.