#566AE0#566AE0

#566AE0 is a mid, vivid blue. Relative luminance 0.177; OKLCH L 57.2% C 0.180 H 272.2°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#566AE0
RGB	rgb(86, 106, 224)
HSL	hsl(231, 69%, 61%)
HSV	hsv(231, 62%, 88%)
CMYK	cmyk(61.6%, 52.7%, 0%, 12.2%)
CIE-LAB	lab(49.09, 28.48, -62.61)
CIE-LCH	lch(49.09, 68.78, 294.46°)
OKLab	oklab(57.2% 0.007 -0.1796)
OKLCH	oklch(57.2% 0.18 272.2)
XYZ	xyz(22.4419, 17.6664, 72.7339)
Luminance	0.1767 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566AE0 #E0CC56

analogous

#56AFE0 #566AE0 #8756E0

triadic

#566AE0 #E0566A #6AE056

tetradic

#566AE0 #E056AF #E0CC56 #56E087

square

#566AE0 #E056AF #E0CC56 #56E087

split-complementary

#566AE0 #E08756 #AFE056

monochromatic

#1D309F #273FD2 #566AE0 #8A98E9 #BDC5F3

Accessibility & contrast

On white

4.63

#566AE0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#566AE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #566AE0

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566AE0	#FFFFFF	#000000	##FFFFFF
##566AE0	1.00	4.63	4.53	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E7BE4

Deuteranopia (green-blind)

#006FDE

Tritanopia (blue-blind)

#00869B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #566ae0;
/* rgb */ color: rgb(86, 106, 224);
/* oklch */ color: oklch(57.2% 0.180 272.2);

Tailwind

colors: {
  custom: {
    50: '#9294ea',
    500: '#566ae0',
    950: '#000000',
  },
}

SCSS

$custom: #566ae0;
$custom-light: #9294ea;
$custom-dark: #000000;

JSON

{
  "hex": "#566ae0",
  "rgb": {
    "r": 86,
    "g": 106,
    "b": 224
  },
  "hsl": {
    "h": 231.304,
    "s": 69,
    "l": 60.784
  },
  "oklch": {
    "l": 0.572,
    "c": 0.17974,
    "h": 272.2
  },
  "luminance": 0.17668
}

Semantic roles & 50–950 ramp

primary

#566AE0

secondary

#E3DBAF

accent

#B615D1

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #566AE0

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

Preview Lab → · Contrast checker → · Palette generator →