#566DE4#566DE4

#566DE4 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 58.1% C 0.181 H 271.4°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#566DE4
RGB	rgb(86, 109, 228)
HSL	hsl(230, 72%, 62%)
HSV	hsv(230, 62%, 89%)
CMYK	cmyk(62.3%, 52.2%, 0%, 10.6%)
CIE-LAB	lab(50.12, 27.97, -63.21)
CIE-LCH	lch(50.12, 69.12, 293.87°)
OKLab	oklab(58.06% 0.0045 -0.1813)
OKLCH	oklch(58.06% 0.181 271.4)
XYZ	xyz(23.3053, 18.5152, 75.7294)
Luminance	0.1852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566DE4 #E4CD56

analogous

#56B4E4 #566DE4 #8656E4

triadic

#566DE4 #E4566D #6DE456

tetradic

#566DE4 #E456B4 #E4CD56 #56E486

square

#566DE4 #E456B4 #E4CD56 #56E486

split-complementary

#566DE4 #E48656 #B4E456

monochromatic

#1A31A5 #2340DA #566DE4 #8B9BEC #C0C8F5

Accessibility & contrast

On white

4.46

#566DE4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#566DE4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #566DE4

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566DE4	#FFFFFF	#000000	##000000
##566DE4	1.00	4.46	4.70	4.70
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#227EE8

Deuteranopia (green-blind)

#0071E2

Tritanopia (blue-blind)

#00899E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #566de4;
/* rgb */ color: rgb(86, 109, 228);
/* oklch */ color: oklch(58.1% 0.181 271.4);

Tailwind

colors: {
  custom: {
    50: '#9396ed',
    500: '#566de4',
    950: '#000000',
  },
}

SCSS

$custom: #566de4;
$custom-light: #9396ed;
$custom-dark: #000000;

JSON

{
  "hex": "#566de4",
  "rgb": {
    "r": 86,
    "g": 109,
    "b": 228
  },
  "hsl": {
    "h": 230.282,
    "s": 72.449,
    "l": 61.569
  },
  "oklch": {
    "l": 0.58057,
    "c": 0.18138,
    "h": 271.4
  },
  "luminance": 0.18517
}

Semantic roles & 50–950 ramp

primary

#566DE4

secondary

#E5DDB0

accent

#B511D5

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #566DE4

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

Preview Lab → · Contrast checker → · Palette generator →