#859BF9#859BF9

#859BF9 is a light, vivid blue. Relative luminance 0.353; OKLCH L 71.3% C 0.140 H 272.5°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#859BF9
RGB	rgb(133, 155, 249)
HSL	hsl(229, 91%, 75%)
HSV	hsv(229, 47%, 98%)
CMYK	cmyk(46.6%, 37.8%, 0%, 2.4%)
CIE-LAB	lab(65.96, 16.65, -49.39)
CIE-LCH	lch(65.96, 52.13, 288.63°)
OKLab	oklab(71.26% 0.006 -0.1394)
OKLCH	oklch(71.26% 0.14 272.5)
XYZ	xyz(38.4877, 35.2666, 94.3833)
Luminance	0.3527 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#859BF9 #F9E385

analogous

#85D5F9 #859BF9 #A985F9

triadic

#859BF9 #F9859B #9BF985

tetradic

#859BF9 #F985D5 #F9E385 #85F9A9

square

#859BF9 #F985D5 #F9E385 #85F9A9

split-complementary

#859BF9 #F9A985 #D5F985

monochromatic

#103BF3 #4B6BF6 #859BF9 #BFCBFC #E2E7FE

Accessibility & contrast

On white

2.61

#859BF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#859BF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #859BF9

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##859BF9	#FFFFFF	#000000	##000000
##859BF9	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A5FD

Deuteranopia (green-blind)

#6D9CF7

Tritanopia (blue-blind)

#59AFBE

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #859bf9;
/* rgb */ color: rgb(133, 155, 249);
/* oklch */ color: oklch(71.3% 0.140 272.5);

Tailwind

colors: {
  custom: {
    50: '#aeb8fb',
    500: '#859bf9',
    950: '#000000',
  },
}

SCSS

$custom: #859bf9;
$custom-light: #aeb8fb;
$custom-dark: #000000;

JSON

{
  "hex": "#859bf9",
  "rgb": {
    "r": 133,
    "g": 155,
    "b": 249
  },
  "hsl": {
    "h": 228.621,
    "s": 90.625,
    "l": 74.902
  },
  "oklch": {
    "l": 0.71257,
    "c": 0.13951,
    "h": 272.5
  },
  "luminance": 0.35269
}

Semantic roles & 50–950 ramp

primary

#859BF9

secondary

#F6F0D5

accent

#BA00E6

background

#FBFBFF

surface

#F6F6FF

border

#D0D0D7

text

#111117

muted

#808085

Preview Lab

Preview with #859BF9

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

Preview Lab → · Contrast checker → · Palette generator →