#B1BFDB#B1BFDB

#B1BFDB is a light, muted blue. Relative luminance 0.517; OKLCH L 80.3% C 0.043 H 264.3°. Best body text is #000000 at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#B1BFDB
RGB	rgb(177, 191, 219)
HSL	hsl(220, 37%, 78%)
HSV	hsv(220, 19%, 86%)
CMYK	cmyk(19.2%, 12.8%, 0%, 14.1%)
CIE-LAB	lab(77.11, 1.04, -15.60)
CIE-LCH	lch(77.11, 15.63, 273.83°)
OKLab	oklab(80.3% -0.0042 -0.0424)
OKLCH	oklch(80.3% 0.043 264.3)
XYZ	xyz(49.5453, 51.7221, 74.3771)
Luminance	0.5172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BFDB #DBCDB1

analogous

#B1D4DB #B1BFDB #B8B1DB

triadic

#B1BFDB #DBB1BF #BFDBB1

tetradic

#B1BFDB #DBB1D4 #DBCDB1 #B1DBB8

square

#B1BFDB #DBB1D4 #DBCDB1 #B1DBB8

split-complementary

#B1BFDB #DBB8B1 #D4DBB1

monochromatic

#5D7AB4 #879DC8 #B1BFDB #DBE1EE #EAEEF5

Accessibility & contrast

On white

1.85

#B1BFDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.34

#B1BFDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BFDB

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BFDB	#FFFFFF	#000000	##000000
##B1BFDB	1.00	1.85	11.34	11.34
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.34	21.00	1.00	1.00
##000000	11.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6C1DC

Deuteranopia (green-blind)

#B3BDDA

Tritanopia (blue-blind)

#A7C4C8

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #b1bfdb;
/* rgb */ color: rgb(177, 191, 219);
/* oklch */ color: oklch(80.3% 0.043 264.3);

Tailwind

colors: {
  custom: {
    50: '#c8d2e6',
    500: '#b1bfdb',
    950: '#000000',
  },
}

SCSS

$custom: #b1bfdb;
$custom-light: #c8d2e6;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bfdb",
  "rgb": {
    "r": 177,
    "g": 191,
    "b": 219
  },
  "hsl": {
    "h": 220,
    "s": 36.842,
    "l": 77.647
  },
  "oklch": {
    "l": 0.80299,
    "c": 0.04259,
    "h": 264.3
  },
  "luminance": 0.51723
}

Semantic roles & 50–950 ramp

primary

#B1BFDB

secondary

#B3A17E

accent

#8736B0

background

#FDFEFE

surface

#F9FBFC

border

#D2D4D5

text

#131415

muted

#828384

Preview Lab

Preview with #B1BFDB

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

Preview Lab → · Contrast checker → · Palette generator →