#B3CFEC
Closest named color: Light Blue Grey (#B7C9E2). oklch(84.3% 0.051 249.3), rgb(179, 207, 236).
Aa
Black text reads best on this color (13.05:1).
About this color
#B3CFEC is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.051 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.018 away. Black text reads best on it, at 13.05:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.05:1 |
| White text | 1.60:1 |
Values
| HEX | #B3CFEC |
| RGB | rgb(179, 207, 236) |
| HSL | hsl(211, 60%, 81%) |
| OKLCH | oklch(84.3% 0.051 249.3) |
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 #B3CFEC | 1.60:1 | Fails | Lc -30.9 | Non-text elements, placeholder text |
| Black text on #B3CFEC | 13.05:1 | AAA | Lc 76.4 | Fine for body text |
| #B3CFEC text on white | 1.60:1 | Fails | Lc 27.4 | Dividers and decoration only |
| #B3CFEC text on black | 13.05:1 | AAA | Lc -75.6 | 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 300.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200
#CBDBEB
oklch(88.4% 0.028 248.1)
-
Step 300
300 (this color)
#B3CFEC
oklch(84.3% 0.051 249.3)
-
Step 400
400
#79A5D1
oklch(70.7% 0.08 249)
-
Step 500
500
#558EC6
oklch(63.1% 0.104 249.4)
-
Step 600
600
#3877B2
oklch(55.6% 0.113 249.2)
-
Step 700
700
#2A6499
oklch(49.1% 0.104 249)
-
Step 800
800
#25527C
oklch(42.8% 0.086 249.1)
-
Step 900
900
#234464
oklch(37.7% 0.068 249.4)
-
Step 950
950
#15283A
oklch(27% 0.042 248.4)
#B3CFEC 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) | #C4CFED | 0.022 |
| Deuteranopia (no green cones) | #BDC9EB | 0.019 |
| Tritanopia (no blue cones) | #A3D6D8 | 0.044 |
| Achromatopsia (no color) | #CCCCCC | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3CFEC
#B3CFEC
oklch(84.3% 0.051 249.3)
- #E2C6A9
#E2C6A9
oklch(84.3% 0.05 68)
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 #B3CFEC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.018
- Light Blue #ADD8E6 ΔE 0.029
- Light Steel Blue #B0C4DE ΔE 0.031
- Baby Blue #A2CFFE ΔE 0.031
- Cloudy Blue #ACC2D9 ΔE 0.040
- Light Periwinkle #C1C6FC ΔE 0.042
- Celeste #A8DADC ΔE 0.045
- Cadet Gray #CED4DA ΔE 0.047
Use #B3CFEC 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.