#566CE5#566CE5

#566CE5 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.9% C 0.184 H 271.7°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX#566CE5
RGBrgb(86, 108, 229)
HSLhsl(231, 73%, 62%)
HSVhsv(231, 62%, 90%)
CMYKcmyk(62.4%, 52.8%, 0%, 10.2%)
CIE-LABlab(49.93, 28.92, -64.07)
CIE-LCHlch(49.93, 70.30, 294.30°)
OKLaboklab(57.94% 0.0055 -0.1839)
OKLCHoklch(57.94% 0.184 271.7)
XYZxyz(23.3384, 18.3587, 76.4272)
Luminance0.1836 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#566CE5 #E5CF56
analogous
#56B4E5 #566CE5 #8856E5
triadic
#566CE5 #E5566C #6CE556
tetradic
#566CE5 #E556B4 #E5CF56 #56E588
square
#566CE5 #E556B4 #E5CF56 #56E588
split-complementary
#566CE5 #E58856 #B4E556
monochromatic
#1A2FA7 #223EDC #566CE5 #8B9AED #C0C8F5

Accessibility & contrast

On white

4.49
#566CE5 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.67
#566CE5 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #566CE5
4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##566CE5#FFFFFF#000000##000000
##566CE51.004.494.674.67
#FFFFFF4.491.0021.0021.00
#0000004.6721.001.001.00
##0000004.6721.001.001.00

Color blindness preview

Protanopia (red-blind)
#1C7DE9
Deuteranopia (green-blind)
#0071E3
Tritanopia (blue-blind)
#00889E
Achromatopsia (no color)
#777777

Design tokens & code

CSS
--color: #566ce5;
/* rgb */ color: rgb(86, 108, 229);
/* oklch */ color: oklch(57.9% 0.184 271.7);
Tailwind
colors: {
  custom: {
    50: '#9395ee',
    500: '#566ce5',
    950: '#000000',
  },
}
SCSS
$custom: #566ce5;
$custom-light: #9395ee;
$custom-dark: #000000;
JSON
{
  "hex": "#566ce5",
  "rgb": {
    "r": 86,
    "g": 108,
    "b": 229
  },
  "hsl": {
    "h": 230.769,
    "s": 73.333,
    "l": 61.765
  },
  "oklch": {
    "l": 0.57938,
    "c": 0.18396,
    "h": 271.7
  },
  "luminance": 0.18361
}

Semantic roles & 50–950 ramp

primary
#566CE5
secondary
#E6DEB1
accent
#B710D5
background
#F9F9FE
surface
#F2F1FD
border
#CCCBD5
text
#0E0D16
muted
#7E7E84

Preview Lab

Preview with #566CE5

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

Preview Lab → · Contrast checker → · Palette generator →

#566CE5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva