#B1BBF2#B1BBF2

#B1BBF2 is a light, moderate blue. Relative luminance 0.513; OKLCH L 80.4% C 0.079 H 276.5°. Best body text is #000000 at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#B1BBF2
RGB	rgb(177, 187, 242)
HSL	hsl(231, 71%, 82%)
HSV	hsv(231, 27%, 95%)
CMYK	cmyk(26.9%, 22.7%, 0%, 5.1%)
CIE-LAB	lab(76.86, 8.49, -28.39)
CIE-LCH	lch(76.86, 29.64, 286.64°)
OKLab	oklab(80.36% 0.0089 -0.0782)
OKLCH	oklch(80.36% 0.079 276.5)
XYZ	xyz(51.9245, 51.2972, 91.1528)
Luminance	0.5130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BBF2 #F2E8B1

analogous

#B1DCF2 #B1BBF2 #C8B1F2

triadic

#B1BBF2 #F2B1BB #BBF2B1

tetradic

#B1BBF2 #F2B1DC #F2E8B1 #B1F2C8

square

#B1BBF2 #F2B1DC #F2E8B1 #B1F2C8

split-complementary

#B1BBF2 #F2C8B1 #DCF2B1

monochromatic

#4860E1 #7D8DE9 #B1BBF2 #E5E8FB #E5E8FB

Accessibility & contrast

On white

1.87

#B1BBF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.26

#B1BBF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BBF2

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BBF2	#FFFFFF	#000000	##000000
##B1BBF2	1.00	1.87	11.26	11.26
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.26	21.00	1.00	1.00
##000000	11.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABC0F4

Deuteranopia (green-blind)

#A7BBF1

Tritanopia (blue-blind)

#A1C5CE

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #b1bbf2;
/* rgb */ color: rgb(177, 187, 242);
/* oklch */ color: oklch(80.4% 0.079 276.5);

Tailwind

colors: {
  custom: {
    50: '#c9cff6',
    500: '#b1bbf2',
    950: '#000000',
  },
}

SCSS

$custom: #b1bbf2;
$custom-light: #c9cff6;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bbf2",
  "rgb": {
    "r": 177,
    "g": 187,
    "b": 242
  },
  "hsl": {
    "h": 230.769,
    "s": 71.429,
    "l": 82.157
  },
  "oklch": {
    "l": 0.80357,
    "c": 0.0787,
    "h": 276.5
  },
  "luminance": 0.51299
}

Semantic roles & 50–950 ramp

primary

#B1BBF2

secondary

#D1C376

accent

#B612D3

background

#FDFEFF

surface

#F9FBFE

border

#D2D4D6

text

#131317

muted

#828385

Preview Lab

Preview with #B1BBF2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →