#566AF9#566AF9

#566AF9 is a mid, highly saturated blue. Relative luminance 0.191; OKLCH L 59.1% C 0.213 H 272.1°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#566AF9
RGB	rgb(86, 106, 249)
HSL	hsl(233, 93%, 66%)
HSV	hsv(233, 65%, 98%)
CMYK	cmyk(65.5%, 57.4%, 0%, 2.4%)
CIE-LAB	lab(50.83, 36.86, -73.80)
CIE-LCH	lch(50.83, 82.49, 296.54°)
OKLab	oklab(59.06% 0.0079 -0.2125)
OKLCH	oklch(59.06% 0.213 272.1)
XYZ	xyz(26.0849, 19.1237, 91.9207)
Luminance	0.1913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566AF9 #F9E556

analogous

#56BBF9 #566AF9 #9356F9

triadic

#566AF9 #F9566A #6AF956

tetradic

#566AF9 #F956BB #F9E556 #56F993

square

#566AF9 #F956BB #F9E556 #56F993

split-complementary

#566AF9 #F99356 #BBF956

monochromatic

#0720CD #1B36F7 #566AF9 #919EFB #CCD2FD

Accessibility & contrast

On white

4.35

#566AF9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#566AF9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #566AF9

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566AF9	#FFFFFF	#000000	##000000
##566AF9	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0081FE

Deuteranopia (green-blind)

#0072F6

Tritanopia (blue-blind)

#008DA7

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #566af9;
/* rgb */ color: rgb(86, 106, 249);
/* oklch */ color: oklch(59.1% 0.213 272.1);

Tailwind

colors: {
  custom: {
    50: '#9794fc',
    500: '#566af9',
    950: '#000000',
  },
}

SCSS

$custom: #566af9;
$custom-light: #9794fc;
$custom-dark: #000000;

JSON

{
  "hex": "#566af9",
  "rgb": {
    "r": 86,
    "g": 106,
    "b": 249
  },
  "hsl": {
    "h": 232.638,
    "s": 93.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.59055,
    "c": 0.21265,
    "h": 272.1
  },
  "luminance": 0.19126
}

Semantic roles & 50–950 ramp

primary

#566AF9

secondary

#F1EABA

accent

#C900E6

background

#FAF9FF

surface

#F3F1FF

border

#CDCBD7

text

#0F0D18

muted

#7F7E86

Preview Lab

Preview with #566AF9

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

Preview Lab → · Contrast checker → · Palette generator →