#566DDE#566DDE

#566DDE is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.6% C 0.173 H 271.3°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#566DDE
RGB	rgb(86, 109, 222)
HSL	hsl(230, 67%, 60%)
HSV	hsv(230, 61%, 87%)
CMYK	cmyk(61.3%, 50.9%, 0%, 12.9%)
CIE-LAB	lab(49.72, 25.95, -60.46)
CIE-LCH	lch(49.72, 65.79, 293.23°)
OKLab	oklab(57.64% 0.004 -0.1732)
OKLCH	oklch(57.64% 0.173 271.3)
XYZ	xyz(22.4868, 18.1878, 71.4187)
Luminance	0.1819 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566DDE #DEC756

analogous

#56B1DE #566DDE #8356DE

triadic

#566DDE #DE566D #6DDE56

tetradic

#566DDE #DE56B1 #DEC756 #56DE83

square

#566DDE #DE56B1 #DEC756 #56DE83

split-complementary

#566DDE #DE8356 #B1DE56

monochromatic

#1E339B #2844CE #566DDE #8999E8 #BCC5F2

Accessibility & contrast

On white

4.53

#566DDE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#566DDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #566DDE

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566DDE	#FFFFFF	#000000	##000000
##566DDE	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C7DE2

Deuteranopia (green-blind)

#0070DC

Tritanopia (blue-blind)

#00879B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #566dde;
/* rgb */ color: rgb(86, 109, 222);
/* oklch */ color: oklch(57.6% 0.173 271.3);

Tailwind

colors: {
  custom: {
    50: '#9296e9',
    500: '#566dde',
    950: '#000000',
  },
}

SCSS

$custom: #566dde;
$custom-light: #9296e9;
$custom-dark: #000000;

JSON

{
  "hex": "#566dde",
  "rgb": {
    "r": 86,
    "g": 109,
    "b": 222
  },
  "hsl": {
    "h": 229.853,
    "s": 67.327,
    "l": 60.392
  },
  "oklch": {
    "l": 0.57636,
    "c": 0.17328,
    "h": 271.3
  },
  "luminance": 0.1819
}

Semantic roles & 50–950 ramp

primary

#566DDE

secondary

#E2D9AE

accent

#B016CF

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #566DDE

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

Preview Lab → · Contrast checker → · Palette generator →