#B5BBF0#B5BBF0

#B5BBF0 is a light, moderate blue. Relative luminance 0.517; OKLCH L 80.6% C 0.075 H 279.5°. Best body text is #000000 at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#B5BBF0
RGB	rgb(181, 187, 240)
HSL	hsl(234, 66%, 83%)
HSV	hsv(234, 25%, 94%)
CMYK	cmyk(24.6%, 22.1%, 0%, 5.9%)
CIE-LAB	lab(77.07, 9.20, -26.96)
CIE-LCH	lch(77.07, 28.49, 288.83°)
OKLab	oklab(80.57% 0.0124 -0.0741)
OKLCH	oklch(80.57% 0.075 279.5)
XYZ	xyz(52.5505, 51.6545, 89.6228)
Luminance	0.5166 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5BBF0 #F0EAB5

analogous

#B5D9F0 #B5BBF0 #CCB5F0

triadic

#B5BBF0 #F0B5BB #BBF0B5

tetradic

#B5BBF0 #F0B5D9 #F0EAB5 #B5F0CC

square

#B5BBF0 #F0B5D9 #F0EAB5 #B5F0CC

split-complementary

#B5BBF0 #F0CCB5 #D9F0B5

monochromatic

#4F5DDB #828CE6 #B5BBF0 #E6E8FA #E6E8FA

Accessibility & contrast

On white

1.85

#B5BBF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.33

#B5BBF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5BBF0

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5BBF0	#FFFFFF	#000000	##000000
##B5BBF0	1.00	1.85	11.33	11.33
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.33	21.00	1.00	1.00
##000000	11.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACC0F2

Deuteranopia (green-blind)

#A9BCEF

Tritanopia (blue-blind)

#A7C4CD

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #b5bbf0;
/* rgb */ color: rgb(181, 187, 240);
/* oklch */ color: oklch(80.6% 0.075 279.5);

Tailwind

colors: {
  custom: {
    50: '#cccff5',
    500: '#b5bbf0',
    950: '#000000',
  },
}

SCSS

$custom: #b5bbf0;
$custom-light: #cccff5;
$custom-dark: #000000;

JSON

{
  "hex": "#b5bbf0",
  "rgb": {
    "r": 181,
    "g": 187,
    "b": 240
  },
  "hsl": {
    "h": 233.898,
    "s": 66.292,
    "l": 82.549
  },
  "oklch": {
    "l": 0.80573,
    "c": 0.07513,
    "h": 279.5
  },
  "luminance": 0.51656
}

Semantic roles & 50–950 ramp

primary

#B5BBF0

secondary

#CFC67B

accent

#BC17CE

background

#FEFEFF

surface

#FAFBFE

border

#D3D4D6

text

#131317

muted

#838385

Preview Lab

Preview with #B5BBF0

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

Preview Lab → · Contrast checker → · Palette generator →