#566BF9#566BF9

#566BF9 is a mid, highly saturated blue. Relative luminance 0.193; OKLCH L 59.2% C 0.211 H 271.9°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#566BF9
RGB	rgb(86, 107, 249)
HSL	hsl(232, 93%, 66%)
HSV	hsv(232, 65%, 98%)
CMYK	cmyk(65.5%, 57%, 0%, 2.4%)
CIE-LAB	lab(51.07, 36.25, -73.40)
CIE-LCH	lch(51.07, 81.87, 296.28°)
OKLab	oklab(59.23% 0.0071 -0.2113)
OKLCH	oklch(59.23% 0.211 271.9)
XYZ	xyz(26.1886, 19.3310, 91.9553)
Luminance	0.1933 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566BF9 #F9E456

analogous

#56BCF9 #566BF9 #9256F9

triadic

#566BF9 #F9566B #6BF956

tetradic

#566BF9 #F956BC #F9E456 #56F992

square

#566BF9 #F956BC #F9E456 #56F992

split-complementary

#566BF9 #F99256 #BCF956

monochromatic

#0721CD #1B37F7 #566BF9 #919FFB #CCD3FD

Accessibility & contrast

On white

4.32

#566BF9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#566BF9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #566BF9

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566BF9	#FFFFFF	#000000	##000000
##566BF9	1.00	4.32	4.87	4.87
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0081FE

Deuteranopia (green-blind)

#0073F6

Tritanopia (blue-blind)

#008EA8

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #566bf9;
/* rgb */ color: rgb(86, 107, 249);
/* oklch */ color: oklch(59.2% 0.211 271.9);

Tailwind

colors: {
  custom: {
    50: '#9795fc',
    500: '#566bf9',
    950: '#000000',
  },
}

SCSS

$custom: #566bf9;
$custom-light: #9795fc;
$custom-dark: #000000;

JSON

{
  "hex": "#566bf9",
  "rgb": {
    "r": 86,
    "g": 107,
    "b": 249
  },
  "hsl": {
    "h": 232.27,
    "s": 93.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.59234,
    "c": 0.21146,
    "h": 271.9
  },
  "luminance": 0.19333
}

Semantic roles & 50–950 ramp

primary

#566BF9

secondary

#F1EABA

accent

#C800E6

background

#FAF9FF

surface

#F3F1FF

border

#CDCBD7

text

#0F0D18

muted

#7F7E86

Preview Lab

Preview with #566BF9

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

Preview Lab → · Contrast checker → · Palette generator →