#B1C5FA#B1C5FA

#B1C5FA is a very light, moderate blue. Relative luminance 0.562; OKLCH L 82.7% C 0.078 H 268.6°. Best body text is #000000 at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#B1C5FA
RGB	rgb(177, 197, 250)
HSL	hsl(224, 88%, 84%)
HSV	hsv(224, 29%, 98%)
CMYK	cmyk(29.2%, 21.2%, 0%, 2%)
CIE-LAB	lab(79.72, 4.96, -28.30)
CIE-LCH	lch(79.72, 28.74, 279.95°)
OKLab	oklab(82.68% -0.0019 -0.078)
OKLCH	oklch(82.68% 0.078 268.6)
XYZ	xyz(55.3482, 56.1799, 98.3515)
Luminance	0.5618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C5FA #FAE6B1

analogous

#B1E9FA #B1C5FA #C1B1FA

triadic

#B1C5FA #FAB1C5 #C5FAB1

tetradic

#B1C5FA #FAB1E9 #FAE6B1 #B1FAC1

square

#B1C5FA #FAB1E9 #FAE6B1 #B1FAC1

split-complementary

#B1C5FA #FAC1B1 #E9FAB1

monochromatic

#3E6FF3 #779AF6 #B1C5FA #E2EAFD #E2EAFD

Accessibility & contrast

On white

1.72

#B1C5FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.24

#B1C5FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C5FA

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C5FA	#FFFFFF	#000000	##000000
##B1C5FA	1.00	1.72	12.24	12.24
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.24	21.00	1.00	1.00
##000000	12.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4C9FC

Deuteranopia (green-blind)

#AEC3F9

Tritanopia (blue-blind)

#9DCFD7

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #b1c5fa;
/* rgb */ color: rgb(177, 197, 250);
/* oklch */ color: oklch(82.7% 0.078 268.6);

Tailwind

colors: {
  custom: {
    50: '#c9d6fc',
    500: '#b1c5fa',
    950: '#000000',
  },
}

SCSS

$custom: #b1c5fa;
$custom-light: #c9d6fc;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c5fa",
  "rgb": {
    "r": 177,
    "g": 197,
    "b": 250
  },
  "hsl": {
    "h": 223.562,
    "s": 87.952,
    "l": 83.725
  },
  "oklch": {
    "l": 0.8268,
    "c": 0.078,
    "h": 268.6
  },
  "luminance": 0.56182
}

Semantic roles & 50–950 ramp

primary

#B1C5FA

secondary

#DDC072

accent

#A601E5

background

#FEFEFF

surface

#FAFBFF

border

#D3D4D7

text

#131417

muted

#838385

Preview Lab

Preview with #B1C5FA

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

Preview Lab → · Contrast checker → · Palette generator →