#566EC0#566EC0

#566EC0 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.9% C 0.130 H 269.6°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#566EC0
RGB	rgb(86, 110, 192)
HSL	hsl(226, 46%, 55%)
HSV	hsv(226, 55%, 75%)
CMYK	cmyk(55.2%, 42.7%, 0%, 24.7%)
CIE-LAB	lab(48.18, 15.34, -45.81)
CIE-LCH	lch(48.18, 48.31, 288.51°)
OKLab	oklab(55.88% -0.001 -0.1302)
OKLCH	oklch(55.88% 0.13 269.6)
XYZ	xyz(18.9250, 16.9347, 52.1304)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566EC0 #C0A856

analogous

#56A3C0 #566EC0 #7356C0

triadic

#566EC0 #C0566E #6EC056

tetradic

#566EC0 #C056A3 #C0A856 #56C073

square

#566EC0 #C056A3 #C0A856 #56C073

split-complementary

#566EC0 #C07356 #A3C056

monochromatic

#2A3A71 #3B519E #566EC0 #8394D1 #AFBBE1

Accessibility & contrast

On white

4.79

#566EC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#566EC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #566EC0

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566EC0	#FFFFFF	#000000	##FFFFFF
##566EC0	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B77C3

Deuteranopia (green-blind)

#3E6EBE

Tritanopia (blue-blind)

#1A808E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #566ec0;
/* rgb */ color: rgb(86, 110, 192);
/* oklch */ color: oklch(55.9% 0.130 269.6);

Tailwind

colors: {
  custom: {
    50: '#8d97d3',
    500: '#566ec0',
    950: '#000000',
  },
}

SCSS

$custom: #566ec0;
$custom-light: #8d97d3;
$custom-dark: #000000;

JSON

{
  "hex": "#566ec0",
  "rgb": {
    "r": 86,
    "g": 110,
    "b": 192
  },
  "hsl": {
    "h": 226.415,
    "s": 45.69,
    "l": 54.51
  },
  "oklch": {
    "l": 0.55877,
    "c": 0.13018,
    "h": 269.6
  },
  "luminance": 0.16936
}

Semantic roles & 50–950 ramp

primary

#566EC0

secondary

#CFC5A2

accent

#B852D5

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0D14

muted

#7E7E83

Preview Lab

Preview with #566EC0

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

Preview Lab → · Contrast checker → · Palette generator →