#566CDE#566CDE

#566CDE is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.4% C 0.175 H 271.6°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#566CDE
RGB	rgb(86, 108, 222)
HSL	hsl(230, 67%, 60%)
HSV	hsv(230, 61%, 87%)
CMYK	cmyk(61.3%, 51.4%, 0%, 12.9%)
CIE-LAB	lab(49.47, 26.57, -60.87)
CIE-LCH	lch(49.47, 66.42, 293.58°)
OKLab	oklab(57.44% 0.005 -0.1745)
OKLCH	oklch(57.44% 0.175 271.6)
XYZ	xyz(22.3807, 17.9756, 71.3833)
Luminance	0.1798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566CDE #DEC856

analogous

#56B0DE #566CDE #8456DE

triadic

#566CDE #DE566C #6CDE56

tetradic

#566CDE #DE56B0 #DEC856 #56DE84

square

#566CDE #DE56B0 #DEC856 #56DE84

split-complementary

#566CDE #DE8456 #B0DE56

monochromatic

#1E339B #2843CE #566CDE #8999E8 #BCC5F2

Accessibility & contrast

On white

4.57

#566CDE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#566CDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #566CDE

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566CDE	#FFFFFF	#000000	##000000
##566CDE	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#297CE2

Deuteranopia (green-blind)

#0070DC

Tritanopia (blue-blind)

#00869B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #566cde;
/* rgb */ color: rgb(86, 108, 222);
/* oklch */ color: oklch(57.4% 0.175 271.6);

Tailwind

colors: {
  custom: {
    50: '#9295e9',
    500: '#566cde',
    950: '#000000',
  },
}

SCSS

$custom: #566cde;
$custom-light: #9295e9;
$custom-dark: #000000;

JSON

{
  "hex": "#566cde",
  "rgb": {
    "r": 86,
    "g": 108,
    "b": 222
  },
  "hsl": {
    "h": 230.294,
    "s": 67.327,
    "l": 60.392
  },
  "oklch": {
    "l": 0.57443,
    "c": 0.17453,
    "h": 271.6
  },
  "luminance": 0.17977
}

Semantic roles & 50–950 ramp

primary

#566CDE

secondary

#E2D9AE

accent

#B116CF

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #566CDE

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

Preview Lab → · Contrast checker → · Palette generator →