#B1B2FB#B1B2FB

#B1B2FB is a light, moderate blue. Relative luminance 0.482; OKLCH L 79.0% C 0.103 H 283.2°. Best body text is #000000 at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#B1B2FB
RGB	rgb(177, 178, 251)
HSL	hsl(239, 90%, 84%)
HSV	hsv(239, 29%, 98%)
CMYK	cmyk(29.5%, 29.1%, 0%, 1.6%)
CIE-LAB	lab(74.92, 15.62, -36.23)
CIE-LCH	lch(74.92, 39.45, 293.32°)
OKLab	oklab(78.97% 0.0235 -0.1005)
OKLCH	oklch(78.97% 0.103 283.2)
XYZ	xyz(51.4598, 48.1516, 97.8310)
Luminance	0.4815 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B2FB #FBFAB1

analogous

#B1D7FB #B1B2FB #D5B1FB

triadic

#B1B2FB #FBB1B2 #B2FBB1

tetradic

#B1B2FB #FBB1D7 #FBFAB1 #B1FBD5

square

#B1B2FB #FBB1D7 #FBFAB1 #B1FBD5

split-complementary

#B1B2FB #FBD5B1 #D7FBB1

monochromatic

#3D3FF5 #7779F8 #B1B2FB #E2E2FE #E2E2FE

Accessibility & contrast

On white

1.98

#B1B2FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.63

#B1B2FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B2FB

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B2FB	#FFFFFF	#000000	##000000
##B1B2FB	1.00	1.98	10.63	10.63
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.63	21.00	1.00	1.00
##000000	10.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DBBFE

Deuteranopia (green-blind)

#9AB6F9

Tritanopia (blue-blind)

#9FBFCC

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b1b2fb;
/* rgb */ color: rgb(177, 178, 251);
/* oklch */ color: oklch(79.0% 0.103 283.2);

Tailwind

colors: {
  custom: {
    50: '#cac9fd',
    500: '#b1b2fb',
    950: '#000000',
  },
}

SCSS

$custom: #b1b2fb;
$custom-light: #cac9fd;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b2fb",
  "rgb": {
    "r": 177,
    "g": 178,
    "b": 251
  },
  "hsl": {
    "h": 239.189,
    "s": 90.244,
    "l": 83.922
  },
  "oklch": {
    "l": 0.78967,
    "c": 0.1032,
    "h": 283.2
  },
  "luminance": 0.48153
}

Semantic roles & 50–950 ramp

primary

#B1B2FB

secondary

#F6F5D5

accent

#E200E6

background

#FCFCFF

surface

#F8F8FF

border

#D1D1D7

text

#131317

muted

#828285

Preview Lab

Preview with #B1B2FB

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

Preview Lab → · Contrast checker → · Palette generator →