#B4D3FB
Closest named color: Baby Blue (#A2CFFE). oklch(85.8% 0.065 254.9), rgb(180, 211, 251).
Aa
Black text reads best on this color (13.65:1).
About this color
#B4D3FB is a light, muted blue. In OKLCH its lightness is 86%, its chroma 0.065 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.025 away. Black text reads best on it, at 13.65:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.65:1 |
| White text | 1.53:1 |
Values
| HEX | #B4D3FB |
| RGB | rgb(180, 211, 251) |
| HSL | hsl(214, 90%, 85%) |
| OKLCH | oklch(85.8% 0.065 254.9) |
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 #B4D3FB | 1.53:1 | Fails | Lc -28.1 | Dividers and decoration only |
| Black text on #B4D3FB | 13.65:1 | AAA | Lc 78.9 | Fine for body text |
| #B4D3FB text on white | 1.53:1 | Fails | Lc 24.8 | Dividers and decoration only |
| #B4D3FB text on black | 13.65:1 | AAA | Lc -78.3 | 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
#DFEBFA
oklch(93.6% 0.024 254)
-
Step 200
200 (this color)
#B4D3FB
oklch(85.8% 0.065 254.9)
-
Step 300
300
#9CC4F6
oklch(80.9% 0.083 254.3)
-
Step 400
400
#64A3F2
oklch(70.7% 0.134 254.9)
-
Step 500
500
#3489EE
oklch(63.1% 0.172 255.1)
-
Step 600
600
#0071DA
oklch(55.6% 0.182 254.8)
-
Step 700
700
#005FB9
oklch(49.2% 0.161 254.8)
-
Step 800
800
#004D99
oklch(42.7% 0.14 255)
-
Step 900
900
#0D417B
oklch(37.7% 0.112 254.9)
-
Step 950
950
#0A2648
oklch(26.9% 0.072 255.3)
#B4D3FB 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) | #C5D4FD | 0.022 |
| Deuteranopia (no green cones) | #BDCDFA | 0.018 |
| Tritanopia (no blue cones) | #A0DCE0 | 0.057 |
| Achromatopsia (no color) | #D0D0D0 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4D3FB
#B4D3FB
oklch(85.8% 0.065 254.9)
- #EACBA1
#EACBA1
oklch(85.8% 0.065 75.1)
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 #B4D3FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.025
- Light Periwinkle #C1C6FC ΔE 0.037
- Light Blue Grey #B7C9E2 ΔE 0.037
- Light Blue #ADD8E6 ΔE 0.038
- Light Steel Blue #B0C4DE ΔE 0.049
- Powder Blue #B0E0E6 ΔE 0.053
- Light Sky Blue #87CEFA ΔE 0.053
- Cadet Gray #CED4DA ΔE 0.055
Use #B4D3FB 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.