#566BD7#566BD7

#566BD7 is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.8% C 0.166 H 271.8°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#566BD7
RGB	rgb(86, 107, 215)
HSL	hsl(230, 62%, 59%)
HSV	hsv(230, 60%, 84%)
CMYK	cmyk(60%, 50.2%, 0%, 15.7%)
CIE-LAB	lab(48.76, 24.85, -58.04)
CIE-LCH	lch(48.76, 63.14, 293.17°)
OKLab	oklab(56.76% 0.0053 -0.1661)
OKLCH	oklch(56.76% 0.166 271.8)
XYZ	xyz(21.3571, 17.3984, 66.5096)
Luminance	0.1740 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566BD7 #D7C256

analogous

#56ABD7 #566BD7 #8256D7

triadic

#566BD7 #D7566B #6BD756

tetradic

#566BD7 #D756AB #D7C256 #56D782

square

#566BD7 #D756AB #D7C256 #56D782

split-complementary

#566BD7 #D78256 #ABD756

monochromatic

#223490 #2E46C2 #566BD7 #8796E3 #B9C2EE

Accessibility & contrast

On white

4.69

#566BD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#566BD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #566BD7

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566BD7	#FFFFFF	#000000	##FFFFFF
##566BD7	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#307ADB

Deuteranopia (green-blind)

#116ED5

Tritanopia (blue-blind)

#008497

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #566bd7;
/* rgb */ color: rgb(86, 107, 215);
/* oklch */ color: oklch(56.8% 0.166 271.8);

Tailwind

colors: {
  custom: {
    50: '#9195e4',
    500: '#566bd7',
    950: '#000000',
  },
}

SCSS

$custom: #566bd7;
$custom-light: #9195e4;
$custom-dark: #000000;

JSON

{
  "hex": "#566bd7",
  "rgb": {
    "r": 86,
    "g": 107,
    "b": 215
  },
  "hsl": {
    "h": 230.233,
    "s": 61.722,
    "l": 59.02
  },
  "oklch": {
    "l": 0.56763,
    "c": 0.16624,
    "h": 271.8
  },
  "luminance": 0.174
}

Semantic roles & 50–950 ramp

primary

#566BD7

secondary

#DED5AB

accent

#CA43E5

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #566BD7

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

Preview Lab → · Contrast checker → · Palette generator →