#B5CEFB
Closest named color: Baby Blue (#A2CFFE). oklch(84.8% 0.069 262.1), rgb(181, 206, 251).
Aa
Black text reads best on this color (13.18:1).
About this color
#B5CEFB is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.069 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.022 away. Black text reads best on it, at 13.18:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.18:1 |
| White text | 1.59:1 |
Values
| HEX | #B5CEFB |
| RGB | rgb(181, 206, 251) |
| HSL | hsl(219, 90%, 85%) |
| OKLCH | oklch(84.8% 0.069 262.1) |
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 #B5CEFB | 1.59:1 | Fails | Lc -30.3 | Non-text elements, placeholder text |
| Black text on #B5CEFB | 13.18:1 | AAA | Lc 77.0 | Fine for body text |
| #B5CEFB text on white | 1.59:1 | Fails | Lc 26.8 | Dividers and decoration only |
| #B5CEFB text on black | 13.18:1 | AAA | Lc -76.2 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFC
oklch(93.6% 0.026 264.4)
-
Step 200
200 (this color)
#B5CEFB
oklch(84.8% 0.069 262.1)
-
Step 300
300
#A2C1FA
oklch(80.9% 0.088 262.4)
-
Step 400
400
#6F9FF8
oklch(70.7% 0.141 261.9)
-
Step 500
500
#4984F5
oklch(63.2% 0.18 261.9)
-
Step 600
600
#2D6AE4
oklch(55.7% 0.196 262.2)
-
Step 700
700
#2057C6
oklch(49.1% 0.183 262.2)
-
Step 800
800
#1C48A0
oklch(42.7% 0.151 262.1)
-
Step 900
900
#1C3E7F
oklch(37.8% 0.117 261.8)
-
Step 950
950
#11254A
oklch(27.1% 0.074 261.5)
#B5CEFB 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) | #BFD0FD | 0.014 |
| Deuteranopia (no green cones) | #B8CAFA | 0.010 |
| Tritanopia (no blue cones) | #A2D7DD | 0.061 |
| Achromatopsia (no color) | #CDCDCD | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5CEFB
#B5CEFB
oklch(84.8% 0.069 262.1)
- #E4CA9A
#E4CA9A
oklch(84.9% 0.069 82.6)
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 #B5CEFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.022
- Light Periwinkle #C1C6FC ΔE 0.025
- Light Blue Grey #B7C9E2 ΔE 0.034
- Light Steel Blue #B0C4DE ΔE 0.044
- Light Blue #ADD8E6 ΔE 0.047
- Pastel Blue #A2BFFE ΔE 0.050
- Light Sky Blue #87CEFA ΔE 0.052
- Cloudy Blue #ACC2D9 ΔE 0.053
Use #B5CEFB 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.