#B4E1FB
Closest named color: Powder Blue (#B0E0E6). oklch(88.7% 0.059 233.7), rgb(180, 225, 251).
Aa
Black text reads best on this color (15.10:1).
About this color
#B4E1FB is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.059 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.030 away. Black text reads best on it, at 15.10:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.10:1 |
| White text | 1.39:1 |
Values
| HEX | #B4E1FB |
| RGB | rgb(180, 225, 251) |
| HSL | hsl(202, 90%, 85%) |
| OKLCH | oklch(88.7% 0.059 233.7) |
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 #B4E1FB | 1.39:1 | Fails | Lc -21.6 | Dividers and decoration only |
| Black text on #B4E1FB | 15.10:1 | AAA | Lc 84.7 | Fine for body text |
| #B4E1FB text on white | 1.39:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #B4E1FB text on black | 15.10:1 | AAA | Lc -84.6 | 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
#EFF7FB
oklch(97.1% 0.01 228.9)
-
Step 100
100
#DCEDF6
oklch(93.6% 0.022 230.5)
-
Step 200
200 (this color)
#B4E1FB
oklch(88.7% 0.059 233.7)
-
Step 300
300
#8FC9EA
oklch(80.8% 0.076 233.9)
-
Step 400
400
#43ACE0
oklch(70.6% 0.121 233.9)
-
Step 500
500
#0095CC
oklch(63.1% 0.132 233.7)
-
Step 600
600
#007DAC
oklch(55.5% 0.116 233.8)
-
Step 700
700
#006991
oklch(49% 0.102 233.6)
-
Step 800
800
#005678
oklch(42.7% 0.089 233.9)
-
Step 900
900
#004864
oklch(37.8% 0.078 232.8)
-
Step 950
950
#002A3D
oklch(26.9% 0.056 233.8)
#B4E1FB 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) | #D5DFFC | 0.040 |
| Deuteranopia (no green cones) | #CBD7FB | 0.036 |
| Tritanopia (no blue cones) | #9EE8E9 | 0.044 |
| Achromatopsia (no color) | #DBDBDB | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4E1FB
#B4E1FB
oklch(88.7% 0.059 233.7)
- #FAD0B6
#FAD0B6
oklch(88.7% 0.059 53.5)
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 #B4E1FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.030
- Light Blue #ADD8E6 ΔE 0.035
- Pale Turquoise #AFEEEE ΔE 0.044
- Diamond #B9F2FF ΔE 0.045
- Robin's Egg Blue #98EFF9 ΔE 0.046
- Celeste #A8DADC ΔE 0.047
- Cadet Gray #CED4DA ΔE 0.053
- Robin Egg Blue #8AF1FE ΔE 0.055
Use #B4E1FB 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.