#B1BDF0#B1BDF0

#B1BDF0 is a light, moderate blue. Relative luminance 0.520; OKLCH L 80.7% C 0.073 H 274.3°. Best body text is #000000 at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#B1BDF0
RGB	rgb(177, 189, 240)
HSL	hsl(229, 68%, 82%)
HSV	hsv(229, 26%, 94%)
CMYK	cmyk(26.3%, 21.2%, 0%, 5.9%)
CIE-LAB	lab(77.30, 6.92, -26.64)
CIE-LCH	lch(77.30, 27.53, 284.57°)
OKLab	oklab(80.68% 0.0056 -0.0732)
OKLCH	oklch(80.68% 0.073 274.3)
XYZ	xyz(52.0531, 52.0322, 89.7219)
Luminance	0.5203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BDF0 #F0E4B1

analogous

#B1DDF0 #B1BDF0 #C5B1F0

triadic

#B1BDF0 #F0B1BD #BDF0B1

tetradic

#B1BDF0 #F0B1DD #F0E4B1 #B1F0C5

square

#B1BDF0 #F0B1DD #F0E4B1 #B1F0C5

split-complementary

#B1BDF0 #F0C5B1 #DDF0B1

monochromatic

#4A66DC #7E92E6 #B1BDF0 #E4E8FA #E5E9FA

Accessibility & contrast

On white

1.84

#B1BDF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.41

#B1BDF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BDF0

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BDF0	#FFFFFF	#000000	##000000
##B1BDF0	1.00	1.84	11.41	11.41
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.41	21.00	1.00	1.00
##000000	11.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEC2F2

Deuteranopia (green-blind)

#AABDEF

Tritanopia (blue-blind)

#A1C6CE

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #b1bdf0;
/* rgb */ color: rgb(177, 189, 240);
/* oklch */ color: oklch(80.7% 0.073 274.3);

Tailwind

colors: {
  custom: {
    50: '#c9d0f5',
    500: '#b1bdf0',
    950: '#000000',
  },
}

SCSS

$custom: #b1bdf0;
$custom-light: #c9d0f5;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bdf0",
  "rgb": {
    "r": 177,
    "g": 189,
    "b": 240
  },
  "hsl": {
    "h": 228.571,
    "s": 67.742,
    "l": 81.765
  },
  "oklch": {
    "l": 0.80677,
    "c": 0.07346,
    "h": 274.3
  },
  "luminance": 0.52034
}

Semantic roles & 50–950 ramp

primary

#B1BDF0

secondary

#CEBE77

accent

#AC16D0

background

#FDFEFF

surface

#F9FBFE

border

#D2D4D6

text

#131417

muted

#828385

Preview Lab

Preview with #B1BDF0

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

Preview Lab → · Contrast checker → · Palette generator →