#B1B4FA#B1B4FA

#B1B4FA is a light, moderate blue. Relative luminance 0.489; OKLCH L 79.3% C 0.099 H 282.0°. Best body text is #000000 at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#B1B4FA
RGB	rgb(177, 180, 250)
HSL	hsl(238, 88%, 84%)
HSV	hsv(238, 29%, 98%)
CMYK	cmyk(29.2%, 28%, 0%, 2%)
CIE-LAB	lab(75.38, 14.27, -34.98)
CIE-LCH	lch(75.38, 37.77, 292.19°)
OKLab	oklab(79.31% 0.0206 -0.0969)
OKLCH	oklch(79.31% 0.099 282)
XYZ	xyz(51.7035, 48.8904, 97.1366)
Luminance	0.4889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B4FA #FAF7B1

analogous

#B1D8FA #B1B4FA #D2B1FA

triadic

#B1B4FA #FAB1B4 #B4FAB1

tetradic

#B1B4FA #FAB1D8 #FAF7B1 #B1FAD2

square

#B1B4FA #FAB1D8 #FAF7B1 #B1FAD2

split-complementary

#B1B4FA #FAD2B1 #D8FAB1

monochromatic

#3E45F3 #777DF6 #B1B4FA #E2E3FD #E2E3FD

Accessibility & contrast

On white

1.95

#B1B4FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.78

#B1B4FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B4FA

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B4FA	#FFFFFF	#000000	##000000
##B1B4FA	1.00	1.95	10.78	10.78
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.78	21.00	1.00	1.00
##000000	10.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0BCFD

Deuteranopia (green-blind)

#9DB7F8

Tritanopia (blue-blind)

#9FC1CD

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #b1b4fa;
/* rgb */ color: rgb(177, 180, 250);
/* oklch */ color: oklch(79.3% 0.099 282.0);

Tailwind

colors: {
  custom: {
    50: '#cacafc',
    500: '#b1b4fa',
    950: '#000000',
  },
}

SCSS

$custom: #b1b4fa;
$custom-light: #cacafc;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b4fa",
  "rgb": {
    "r": 177,
    "g": 180,
    "b": 250
  },
  "hsl": {
    "h": 237.534,
    "s": 87.952,
    "l": 83.725
  },
  "oklch": {
    "l": 0.79312,
    "c": 0.09906,
    "h": 282
  },
  "luminance": 0.48892
}

Semantic roles & 50–950 ramp

primary

#B1B4FA

secondary

#F5F4D6

accent

#DB01E5

background

#FCFCFF

surface

#F8F8FF

border

#D1D1D7

text

#131317

muted

#828285

Preview Lab

Preview with #B1B4FA

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

Preview Lab → · Contrast checker → · Palette generator →