#566BE3#566BE3

#566BE3 is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.6% C 0.183 H 272.0°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#566BE3
RGB	rgb(86, 107, 227)
HSL	hsl(231, 72%, 61%)
HSV	hsv(231, 62%, 89%)
CMYK	cmyk(62.1%, 52.9%, 0%, 11%)
CIE-LAB	lab(49.54, 28.87, -63.57)
CIE-LCH	lch(49.54, 69.82, 294.42°)
OKLab	oklab(57.61% 0.0063 -0.1824)
OKLCH	oklch(57.61% 0.183 272)
XYZ	xyz(22.9559, 18.0379, 74.9301)
Luminance	0.1804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566BE3 #E3CE56

analogous

#56B2E3 #566BE3 #8856E3

triadic

#566BE3 #E3566B #6BE356

tetradic

#566BE3 #E356B2 #E3CE56 #56E388

square

#566BE3 #E356B2 #E3CE56 #56E388

split-complementary

#566BE3 #E38856 #B2E356

monochromatic

#1B2FA4 #243FD8 #566BE3 #8B99EC #BFC7F4

Accessibility & contrast

On white

4.56

#566BE3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#566BE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #566BE3

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566BE3	#FFFFFF	#000000	##000000
##566BE3	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C7CE7

Deuteranopia (green-blind)

#0070E1

Tritanopia (blue-blind)

#00879D

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #566be3;
/* rgb */ color: rgb(86, 107, 227);
/* oklch */ color: oklch(57.6% 0.183 272.0);

Tailwind

colors: {
  custom: {
    50: '#9395ed',
    500: '#566be3',
    950: '#000000',
  },
}

SCSS

$custom: #566be3;
$custom-light: #9395ed;
$custom-dark: #000000;

JSON

{
  "hex": "#566be3",
  "rgb": {
    "r": 86,
    "g": 107,
    "b": 227
  },
  "hsl": {
    "h": 231.064,
    "s": 71.574,
    "l": 61.373
  },
  "oklch": {
    "l": 0.57605,
    "c": 0.18252,
    "h": 272
  },
  "luminance": 0.1804
}

Semantic roles & 50–950 ramp

primary

#566BE3

secondary

#E5DDB0

accent

#B712D4

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #566BE3

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

Preview Lab → · Contrast checker → · Palette generator →