#B3CDFB
Closest named color: Baby Blue (#A2CFFE). oklch(84.5% 0.071 261.8), rgb(179, 205, 251).
Aa
Black text reads best on this color (13.04:1).
About this color
#B3CDFB is a light, moderately saturated blue. In OKLCH its lightness is 84%, its chroma 0.071 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.020 away. Black text reads best on it, at 13.04:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.04:1 |
| White text | 1.61:1 |
Values
| HEX | #B3CDFB |
| RGB | rgb(179, 205, 251) |
| HSL | hsl(218, 90%, 84%) |
| OKLCH | oklch(84.5% 0.071 261.8) |
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 #B3CDFB | 1.61:1 | Fails | Lc -30.9 | Non-text elements, placeholder text |
| Black text on #B3CDFB | 13.04:1 | AAA | Lc 76.4 | Fine for body text |
| #B3CDFB text on white | 1.61:1 | Fails | Lc 27.4 | Dividers and decoration only |
| #B3CDFB text on black | 13.04:1 | AAA | Lc -75.6 | 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 300.
-
Step 50
50
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF8
oklch(93.5% 0.021 261.8)
-
Step 200
200
#CBDAF4
oklch(88.5% 0.039 261.5)
-
Step 300
300 (this color)
#B3CDFB
oklch(84.5% 0.071 261.8)
-
Step 400
400
#79A0E7
oklch(70.6% 0.113 261.9)
-
Step 500
500
#5787E0
oklch(63.1% 0.144 261.7)
-
Step 600
600
#3D6FCE
oklch(55.7% 0.157 261.8)
-
Step 700
700
#2F5CB2
oklch(49.1% 0.146 261.8)
-
Step 800
800
#284C90
oklch(42.8% 0.12 261.7)
-
Step 900
900
#244073
oklch(37.8% 0.094 261.4)
-
Step 950
950
#162643
oklch(27.1% 0.058 261.5)
#B3CDFB 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) | #BECFFD | 0.016 |
| Deuteranopia (no green cones) | #B7C9FA | 0.011 |
| Tritanopia (no blue cones) | #9FD6DC | 0.062 |
| Achromatopsia (no color) | #CCCCCC | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3CDFB
#B3CDFB
oklch(84.5% 0.071 261.8)
- #E3C898
#E3C898
oklch(84.4% 0.07 81.8)
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 #B3CDFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.020
- Light Periwinkle #C1C6FC ΔE 0.025
- Light Blue Grey #B7C9E2 ΔE 0.034
- Light Steel Blue #B0C4DE ΔE 0.042
- Pastel Blue #A2BFFE ΔE 0.046
- Light Blue #ADD8E6 ΔE 0.049
- Light Sky Blue #87CEFA ΔE 0.049
- Cloudy Blue #ACC2D9 ΔE 0.051
Use #B3CDFB 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.