#B5B1FA#B5B1FA

#B5B1FA is a light, moderate blue. Relative luminance 0.482; OKLCH L 79.0% C 0.103 H 286.3°. Best body text is #000000 at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#B5B1FA
RGB	rgb(181, 177, 250)
HSL	hsl(243, 88%, 84%)
HSV	hsv(243, 29%, 98%)
CMYK	cmyk(27.6%, 29.2%, 0%, 2%)
CIE-LAB	lab(74.93, 17.07, -35.65)
CIE-LCH	lch(74.93, 39.53, 295.58°)
OKLab	oklab(79.04% 0.0289 -0.0988)
OKLCH	oklch(79.04% 0.103 286.3)
XYZ	xyz(52.0291, 48.1690, 96.9803)
Luminance	0.4817 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5B1FA #F6FAB1

analogous

#B1D1FA #B5B1FA #D9B1FA

triadic

#B5B1FA #FAB5B1 #B1FAB5

tetradic

#B5B1FA #FAB1D1 #F6FAB1 #B1FAD9

square

#B5B1FA #FAB1D1 #F6FAB1 #B1FAD9

split-complementary

#B5B1FA #FAD9B1 #D1FAB1

monochromatic

#483EF3 #7E77F6 #B5B1FA #E4E2FD #E4E2FD

Accessibility & contrast

On white

1.97

#B5B1FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.63

#B5B1FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5B1FA

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5B1FA	#FFFFFF	#000000	##000000
##B5B1FA	1.00	1.97	10.63	10.63
#FFFFFF	1.97	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)

#9DBAFD

Deuteranopia (green-blind)

#9CB6F8

Tritanopia (blue-blind)

#A5BECB

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b5b1fa;
/* rgb */ color: rgb(181, 177, 250);
/* oklch */ color: oklch(79.0% 0.103 286.3);

Tailwind

colors: {
  custom: {
    50: '#ccc8fc',
    500: '#b5b1fa',
    950: '#000000',
  },
}

SCSS

$custom: #b5b1fa;
$custom-light: #ccc8fc;
$custom-dark: #000000;

JSON

{
  "hex": "#b5b1fa",
  "rgb": {
    "r": 181,
    "g": 177,
    "b": 250
  },
  "hsl": {
    "h": 243.288,
    "s": 87.952,
    "l": 83.725
  },
  "oklch": {
    "l": 0.79037,
    "c": 0.1029,
    "h": 286.3
  },
  "luminance": 0.4817
}

Semantic roles & 50–950 ramp

primary

#B5B1FA

secondary

#F3F5D6

accent

#E501D8

background

#FCFCFF

surface

#F9F8FF

border

#D2D1D7

text

#131317

muted

#828285

Preview Lab

Preview with #B5B1FA

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

Preview Lab → · Contrast checker → · Palette generator →