#859EF4#859EF4

#859EF4 is a light, vivid blue. Relative luminance 0.360; OKLCH L 71.6% C 0.129 H 270.6°. Best body text is #000000 at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#859EF4
RGB	rgb(133, 158, 244)
HSL	hsl(226, 83%, 74%)
HSV	hsv(226, 45%, 96%)
CMYK	cmyk(45.5%, 35.2%, 0%, 4.3%)
CIE-LAB	lab(66.50, 13.47, -45.81)
CIE-LCH	lch(66.50, 47.75, 286.39°)
OKLab	oklab(71.6% 0.0013 -0.1289)
OKLCH	oklch(71.6% 0.129 270.6)
XYZ	xyz(38.2237, 35.9697, 90.4991)
Luminance	0.3597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#859EF4 #F4DB85

analogous

#85D6F4 #859EF4 #A485F4

triadic

#859EF4 #F4859E #9EF485

tetradic

#859EF4 #F485D6 #F4DB85 #85F4A4

square

#859EF4 #F485D6 #F4DB85 #85F4A4

split-complementary

#859EF4 #F4A485 #D6F485

monochromatic

#1545EA #4D71EF #859EF4 #BDCBF9 #E3E9FC

Accessibility & contrast

On white

2.56

#859EF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.19

#859EF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #859EF4

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##859EF4	#FFFFFF	#000000	##000000
##859EF4	1.00	2.56	8.19	8.19
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.19	21.00	1.00	1.00
##000000	8.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7EA7F7

Deuteranopia (green-blind)

#749DF2

Tritanopia (blue-blind)

#5CB0BE

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #859ef4;
/* rgb */ color: rgb(133, 158, 244);
/* oklch */ color: oklch(71.6% 0.129 270.6);

Tailwind

colors: {
  custom: {
    50: '#adbaf8',
    500: '#859ef4',
    950: '#000000',
  },
}

SCSS

$custom: #859ef4;
$custom-light: #adbaf8;
$custom-dark: #000000;

JSON

{
  "hex": "#859ef4",
  "rgb": {
    "r": 133,
    "g": 158,
    "b": 244
  },
  "hsl": {
    "h": 226.486,
    "s": 83.459,
    "l": 73.922
  },
  "oklch": {
    "l": 0.71597,
    "c": 0.12893,
    "h": 270.6
  },
  "luminance": 0.35972
}

Semantic roles & 50–950 ramp

primary

#859EF4

secondary

#F4EED7

accent

#AF06E0

background

#FBFBFF

surface

#F6F6FF

border

#D0D0D7

text

#111117

muted

#808085

Preview Lab

Preview with #859EF4

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

Preview Lab → · Contrast checker → · Palette generator →