#B1D5FE#B1D5FE

#B1D5FE is a very light, moderate cyan. Relative luminance 0.641; OKLCH L 86.1% C 0.069 H 251.9°. Best body text is #000000 at 13.82:1 contrast (WCAG AA passes).

Color values

HEX	#B1D5FE
RGB	rgb(177, 213, 254)
HSL	hsl(212, 97%, 85%)
HSV	hsv(212, 30%, 100%)
CMYK	cmyk(30.3%, 16.1%, 0%, 0.4%)
CIE-LAB	lab(84.01, -2.62, -23.87)
CIE-LCH	lch(84.01, 24.02, 263.73°)
OKLab	oklab(86.09% -0.0214 -0.0656)
OKLCH	oklch(86.09% 0.069 251.9)
XYZ	xyz(59.8098, 64.0889, 102.9658)
Luminance	0.6409 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D5FE #FEDAB1

analogous

#B1FBFE #B1D5FE #B4B1FE

triadic

#B1D5FE #FEB1D5 #D5FEB1

tetradic

#B1D5FE #FEB1FB #FEDAB1 #B1FEB4

square

#B1D5FE #FEB1FB #FEDAB1 #B1FEB4

split-complementary

#B1D5FE #FEB4B1 #FBFEB1

monochromatic

#3894FC #75B4FD #B1D5FE #E1EFFF #E1EFFF

Accessibility & contrast

On white

1.52

#B1D5FE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.82

#B1D5FE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D5FE

13.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D5FE	#FFFFFF	#000000	##000000
##B1D5FE	1.00	1.52	13.82	13.82
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.82	21.00	1.00	1.00
##000000	13.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6D6FF

Deuteranopia (green-blind)

#BDCEFD

Tritanopia (blue-blind)

#9ADEE2

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #b1d5fe;
/* rgb */ color: rgb(177, 213, 254);
/* oklch */ color: oklch(86.1% 0.069 251.9);

Tailwind

colors: {
  custom: {
    50: '#cae1fe',
    500: '#b1d5fe',
    950: '#000000',
  },
}

SCSS

$custom: #b1d5fe;
$custom-light: #cae1fe;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d5fe",
  "rgb": {
    "r": 177,
    "g": 213,
    "b": 254
  },
  "hsl": {
    "h": 211.948,
    "s": 97.468,
    "l": 84.51
  },
  "oklch": {
    "l": 0.86092,
    "c": 0.06896,
    "h": 251.9
  },
  "luminance": 0.64091
}

Semantic roles & 50–950 ramp

primary

#B1D5FE

secondary

#E4AD6F

accent

#7A00E6

background

#FEFEFF

surface

#FAFCFF

border

#D3D5D7

text

#131518

muted

#838486

Preview Lab

Preview with #B1D5FE

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

Preview Lab → · Contrast checker → · Palette generator →