#B4E3FF
Closest named color: Powder Blue (#B0E0E6). oklch(89.2% 0.062 234.5), rgb(180, 227, 255).
Aa
Black text reads best on this color (15.37:1).
About this color
#B4E3FF is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.062 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.035 away. Black text reads best on it, at 15.37:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.37:1 |
| White text | 1.36:1 |
Values
| HEX | #B4E3FF |
| RGB | rgb(180, 227, 255) |
| HSL | hsl(202, 100%, 85%) |
| OKLCH | oklch(89.2% 0.062 234.5) |
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 #B4E3FF | 1.36:1 | Fails | Lc -20.4 | Dividers and decoration only |
| Black text on #B4E3FF | 15.37:1 | AAA | Lc 85.8 | Fine for body text |
| #B4E3FF text on white | 1.36:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #B4E3FF text on black | 15.37:1 | AAA | Lc -85.7 | 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
#EFF7FC
oklch(97.2% 0.011 234.8)
-
Step 100
100
#DCEDF7
oklch(93.6% 0.023 233.4)
-
Step 200
200 (this color)
#B4E3FF
oklch(89.2% 0.062 234.5)
-
Step 300
300
#8DCAED
oklch(81% 0.08 234.2)
-
Step 400
400
#3CACE4
oklch(70.6% 0.128 234.9)
-
Step 500
500
#0095CD
oklch(63.1% 0.132 234.2)
-
Step 600
600
#007DAD
oklch(55.6% 0.117 234.3)
-
Step 700
700
#006992
oklch(49.1% 0.103 234.3)
-
Step 800
800
#005679
oklch(42.8% 0.09 234.7)
-
Step 900
900
#004765
oklch(37.6% 0.08 234.9)
-
Step 950
950
#002A3E
oklch(26.9% 0.057 235.2)
#B4E3FF 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) | #D6E1FF | 0.041 |
| Deuteranopia (no green cones) | #CCD9FF | 0.037 |
| Tritanopia (no blue cones) | #9DEBEC | 0.047 |
| Achromatopsia (no color) | #DCDCDC | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4E3FF
#B4E3FF
oklch(89.2% 0.062 234.5)
- #FDD1B5
#FDD1B5
oklch(89.1% 0.062 54.2)
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 #B4E3FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.035
- Light Blue #ADD8E6 ΔE 0.041
- Diamond #B9F2FF ΔE 0.041
- Pale Turquoise #AFEEEE ΔE 0.044
- Robin's Egg Blue #98EFF9 ΔE 0.044
- Celeste #A8DADC ΔE 0.052
- Robin Egg Blue #8AF1FE ΔE 0.053
- Pale Sky Blue #BDF6FE ΔE 0.053
Use #B4E3FF 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.