#B4CFF3
Closest named color: Light Blue Grey (#B7C9E2). oklch(84.7% 0.058 255.7), rgb(180, 207, 243).
Aa
Black text reads best on this color (13.16:1).
About this color
#B4CFF3 is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.058 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.024 away. Black text reads best on it, at 13.16:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.16:1 |
| White text | 1.59:1 |
Values
| HEX | #B4CFF3 |
| RGB | rgb(180, 207, 243) |
| HSL | hsl(214, 72%, 83%) |
| OKLCH | oklch(84.7% 0.058 255.7) |
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 #B4CFF3 | 1.59:1 | Fails | Lc -30.4 | Non-text elements, placeholder text |
| Black text on #B4CFF3 | 13.16:1 | AAA | Lc 76.9 | Fine for body text |
| #B4CFF3 text on white | 1.59:1 | Fails | Lc 26.9 | Dividers and decoration only |
| #B4CFF3 text on black | 13.16:1 | AAA | Lc -76.1 | 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 300.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EBF5
oklch(93.7% 0.016 253.9)
-
Step 200
200
#CBDBEF
oklch(88.6% 0.033 254)
-
Step 300
300 (this color)
#B4CFF3
oklch(84.7% 0.058 255.7)
-
Step 400
400
#79A3DA
oklch(70.7% 0.093 255.4)
-
Step 500
500
#568BD0
oklch(63% 0.119 255.6)
-
Step 600
600
#3B74BD
oklch(55.6% 0.129 255.7)
-
Step 700
700
#2D61A3
oklch(49.1% 0.12 255.7)
-
Step 800
800
#264F84
oklch(42.6% 0.1 255.8)
-
Step 900
900
#24426A
oklch(37.6% 0.078 256.2)
-
Step 950
950
#15273E
oklch(27% 0.049 255.2)
#B4CFF3 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) | #C3D0F5 | 0.020 |
| Deuteranopia (no green cones) | #BCCAF2 | 0.015 |
| Tritanopia (no blue cones) | #A3D7DB | 0.051 |
| Achromatopsia (no color) | #CDCDCD | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4CFF3
#B4CFF3
oklch(84.7% 0.058 255.7)
- #E3C8A3
#E3C8A3
oklch(84.6% 0.058 75.5)
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 #B4CFF3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.024
- Baby Blue #A2CFFE ΔE 0.025
- Light Periwinkle #C1C6FC ΔE 0.034
- Light Blue #ADD8E6 ΔE 0.036
- Light Steel Blue #B0C4DE ΔE 0.036
- Cloudy Blue #ACC2D9 ΔE 0.046
- Light Sky Blue #87CEFA ΔE 0.051
- Cadet Gray #CED4DA ΔE 0.052
Use #B4CFF3 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.