#B1BBCF#B1BBCF

#B1BBCF is a light, muted blue. Relative luminance 0.494; OKLCH L 79.1% C 0.030 H 264.4°. Best body text is #000000 at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#B1BBCF
RGB	rgb(177, 187, 207)
HSL	hsl(220, 24%, 75%)
HSV	hsv(220, 14%, 81%)
CMYK	cmyk(14.5%, 9.7%, 0%, 18.8%)
CIE-LAB	lab(75.69, 0.61, -11.23)
CIE-LCH	lch(75.69, 11.24, 273.09°)
OKLab	oklab(79.06% -0.003 -0.0303)
OKLCH	oklch(79.06% 0.03 264.4)
XYZ	xyz(47.1617, 49.3920, 66.0683)
Luminance	0.4939 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BBCF #CFC5B1

analogous

#B1CACF #B1BBCF #B6B1CF

triadic

#B1BBCF #CFB1BB #BBCFB1

tetradic

#B1BBCF #CFB1CA #CFC5B1 #B1CFB6

square

#B1BBCF #CFB1CA #CFC5B1 #B1CFB6

split-complementary

#B1BBCF #CFB6B1 #CACFB1

monochromatic

#6579A0 #8B9AB8 #B1BBCF #D7DCE6 #ECEEF3

Accessibility & contrast

On white

1.93

#B1BBCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.88

#B1BBCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BBCF

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BBCF	#FFFFFF	#000000	##000000
##B1BBCF	1.00	1.93	10.88	10.88
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.88	21.00	1.00	1.00
##000000	10.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5BCD0

Deuteranopia (green-blind)

#B2B9CF

Tritanopia (blue-blind)

#AABFC1

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #b1bbcf;
/* rgb */ color: rgb(177, 187, 207);
/* oklch */ color: oklch(79.1% 0.030 264.4);

Tailwind

colors: {
  custom: {
    50: '#c8cfdd',
    500: '#b1bbcf',
    950: '#000000',
  },
}

SCSS

$custom: #b1bbcf;
$custom-light: #c8cfdd;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bbcf",
  "rgb": {
    "r": 177,
    "g": 187,
    "b": 207
  },
  "hsl": {
    "h": 220,
    "s": 23.81,
    "l": 75.294
  },
  "oklch": {
    "l": 0.79062,
    "c": 0.03048,
    "h": 264.4
  },
  "luminance": 0.49393
}

Semantic roles & 50–950 ramp

primary

#B1BBCF

secondary

#EAE7E1

accent

#8343A2

background

#FCFCFD

surface

#F8F9FB

border

#D1D2D4

text

#131315

muted

#828283

Preview Lab

Preview with #B1BBCF

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

Preview Lab → · Contrast checker → · Palette generator →