#B4DCFF
Closest named color: Light Blue (#ADD8E6). oklch(87.8% 0.064 245), rgb(180, 220, 255).
Aa
Black text reads best on this color (14.62:1).
About this color
#B4DCFF is a light, muted blue. In OKLCH its lightness is 88%, its chroma 0.064 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.036 away. Black text reads best on it, at 14.62:1.
| Hue family | Blues |
| Lightness | light (88%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.62:1 |
| White text | 1.43:1 |
Values
| HEX | #B4DCFF |
| RGB | rgb(180, 220, 255) |
| HSL | hsl(208, 100%, 85%) |
| OKLCH | oklch(87.8% 0.064 245) |
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 #B4DCFF | 1.43:1 | Fails | Lc -23.8 | Dividers and decoration only |
| Black text on #B4DCFF | 14.62:1 | AAA | Lc 82.8 | Fine for body text |
| #B4DCFF text on white | 1.43:1 | Fails | Lc 20.9 | Dividers and decoration only |
| #B4DCFF text on black | 14.62:1 | AAA | Lc -82.5 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DDECF9
oklch(93.6% 0.024 244.1)
-
Step 200
200 (this color)
#B4DCFF
oklch(87.8% 0.064 245)
-
Step 300
300
#93C7F3
oklch(80.9% 0.083 244.6)
-
Step 400
400
#50A8ED
oklch(70.7% 0.132 245)
-
Step 500
500
#0090E2
oklch(63.1% 0.159 245)
-
Step 600
600
#0079BF
oklch(55.7% 0.14 245)
-
Step 700
700
#0065A1
oklch(49% 0.124 245.1)
-
Step 800
800
#005385
oklch(42.7% 0.107 244.8)
-
Step 900
900
#004570
oklch(37.7% 0.095 244.9)
-
Step 950
950
#002945
oklch(27.1% 0.068 244.5)
#B4DCFF 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) | #CEDCFF | 0.032 |
| Deuteranopia (no green cones) | #C5D4FE | 0.027 |
| Tritanopia (no blue cones) | #9DE4E7 | 0.053 |
| Achromatopsia (no color) | #D7D7D7 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4DCFF
#B4DCFF
oklch(87.8% 0.064 245)
- #F5CFAB
#F5CFAB
oklch(87.8% 0.064 65.3)
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 #B4DCFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.036
- Powder Blue #B0E0E6 ΔE 0.041
- Baby Blue #A2CFFE ΔE 0.043
- Celeste #A8DADC ΔE 0.052
- Light Blue Grey #B7C9E2 ΔE 0.054
- Cadet Gray #CED4DA ΔE 0.055
- Light Periwinkle #C1C6FC ΔE 0.057
- Robin's Egg Blue #98EFF9 ΔE 0.059
Use #B4DCFF 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.