#B5D1FA
Closest named color: Baby Blue (#A2CFFE). oklch(85.4% 0.065 257.8), rgb(181, 209, 250).
Aa
Black text reads best on this color (13.46:1).
About this color
#B5D1FA is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.065 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.024 away. Black text reads best on it, at 13.46:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.46:1 |
| White text | 1.55:1 |
Values
| HEX | #B5D1FA |
| RGB | rgb(181, 209, 250) |
| HSL | hsl(216, 87%, 85%) |
| OKLCH | oklch(85.4% 0.065 257.8) |
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 #B5D1FA | 1.55:1 | Fails | Lc -29.0 | Dividers and decoration only |
| Black text on #B5D1FA | 13.46:1 | AAA | Lc 78.2 | Fine for body text |
| #B5D1FA text on white | 1.55:1 | Fails | Lc 25.6 | Dividers and decoration only |
| #B5D1FA text on black | 13.46:1 | AAA | Lc -77.4 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFA
oklch(93.6% 0.024 256.1)
-
Step 200
200 (this color)
#B5D1FA
oklch(85.4% 0.065 257.8)
-
Step 300
300
#9FC3F7
oklch(81% 0.084 257.5)
-
Step 400
400
#6AA1F3
oklch(70.6% 0.134 258.2)
-
Step 500
500
#4087EE
oklch(63% 0.171 258)
-
Step 600
600
#1B6EDD
oklch(55.5% 0.186 257.9)
-
Step 700
700
#0C5CC0
oklch(49.2% 0.172 257.8)
-
Step 800
800
#0F4B9B
oklch(42.6% 0.143 257.9)
-
Step 900
900
#16407B
oklch(37.7% 0.111 257.8)
-
Step 950
950
#0E2648
oklch(27% 0.07 257.6)
#B5D1FA 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) | #C3D3FC | 0.019 |
| Deuteranopia (no green cones) | #BCCCF9 | 0.015 |
| Tritanopia (no blue cones) | #A2DADE | 0.058 |
| Achromatopsia (no color) | #CFCFCF | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5D1FA
#B5D1FA
oklch(85.4% 0.065 257.8)
- #E7CAA0
#E7CAA0
oklch(85.3% 0.064 76.9)
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 #B5D1FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.024
- Light Periwinkle #C1C6FC ΔE 0.032
- Light Blue Grey #B7C9E2 ΔE 0.034
- Light Blue #ADD8E6 ΔE 0.040
- Light Steel Blue #B0C4DE ΔE 0.046
- Light Sky Blue #87CEFA ΔE 0.053
- Cloudy Blue #ACC2D9 ΔE 0.055
- Cadet Gray #CED4DA ΔE 0.056
Use #B5D1FA 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.