#859BF7#859BF7

#859BF7 is a light, vivid blue. Relative luminance 0.351; OKLCH L 71.2% C 0.137 H 272.3°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#859BF7
RGB	rgb(133, 155, 247)
HSL	hsl(228, 88%, 75%)
HSV	hsv(228, 46%, 97%)
CMYK	cmyk(46.2%, 37.2%, 0%, 3.1%)
CIE-LAB	lab(65.86, 16.07, -48.45)
CIE-LCH	lch(65.86, 51.05, 288.35°)
OKLab	oklab(71.15% 0.0056 -0.1366)
OKLCH	oklch(71.15% 0.137 272.3)
XYZ	xyz(38.1774, 35.1425, 92.7491)
Luminance	0.3514 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#859BF7 #F7E185

analogous

#85D4F7 #859BF7 #A885F7

triadic

#859BF7 #F7859B #9BF785

tetradic

#859BF7 #F785D4 #F7E185 #85F7A8

square

#859BF7 #F785D4 #F7E185 #85F7A8

split-complementary

#859BF7 #F7A885 #D4F785

monochromatic

#123DEF #4C6CF3 #859BF7 #BECAFB #E2E7FD

Accessibility & contrast

On white

2.62

#859BF7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#859BF7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #859BF7

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##859BF7	#FFFFFF	#000000	##000000
##859BF7	1.00	2.62	8.03	8.03
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.03	21.00	1.00	1.00
##000000	8.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79A5FB

Deuteranopia (green-blind)

#6E9CF5

Tritanopia (blue-blind)

#5AAEBD

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #859bf7;
/* rgb */ color: rgb(133, 155, 247);
/* oklch */ color: oklch(71.2% 0.137 272.3);

Tailwind

colors: {
  custom: {
    50: '#aeb8fa',
    500: '#859bf7',
    950: '#000000',
  },
}

SCSS

$custom: #859bf7;
$custom-light: #aeb8fa;
$custom-dark: #000000;

JSON

{
  "hex": "#859bf7",
  "rgb": {
    "r": 133,
    "g": 155,
    "b": 247
  },
  "hsl": {
    "h": 228.421,
    "s": 87.692,
    "l": 74.51
  },
  "oklch": {
    "l": 0.71152,
    "c": 0.13675,
    "h": 272.3
  },
  "luminance": 0.35145
}

Semantic roles & 50–950 ramp

primary

#859BF7

secondary

#F5EFD6

accent

#B801E4

background

#FBFBFF

surface

#F6F6FF

border

#D0D0D7

text

#111117

muted

#808085

Preview Lab

Preview with #859BF7

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

Preview Lab → · Contrast checker → · Palette generator →