#566AE3#566AE3

#566AE3 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 57.4% C 0.184 H 272.2°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#566AE3
RGB	rgb(86, 106, 227)
HSL	hsl(231, 72%, 61%)
HSV	hsv(231, 62%, 89%)
CMYK	cmyk(62.1%, 53.3%, 0%, 11%)
CIE-LAB	lab(49.29, 29.49, -63.98)
CIE-LCH	lch(49.29, 70.45, 294.74°)
OKLab	oklab(57.42% 0.0072 -0.1836)
OKLCH	oklch(57.42% 0.184 272.2)
XYZ	xyz(22.8523, 17.8306, 74.8955)
Luminance	0.1783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566AE3 #E3CF56

analogous

#56B1E3 #566AE3 #8956E3

triadic

#566AE3 #E3566A #6AE356

tetradic

#566AE3 #E356B1 #E3CF56 #56E389

square

#566AE3 #E356B1 #E3CF56 #56E389

split-complementary

#566AE3 #E38956 #B1E356

monochromatic

#1B2EA4 #243DD8 #566AE3 #8B98EC #BFC7F4

Accessibility & contrast

On white

4.60

#566AE3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#566AE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #566AE3

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566AE3	#FFFFFF	#000000	##FFFFFF
##566AE3	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#177CE7

Deuteranopia (green-blind)

#006FE1

Tritanopia (blue-blind)

#00869C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #566ae3;
/* rgb */ color: rgb(86, 106, 227);
/* oklch */ color: oklch(57.4% 0.184 272.2);

Tailwind

colors: {
  custom: {
    50: '#9394ed',
    500: '#566ae3',
    950: '#000000',
  },
}

SCSS

$custom: #566ae3;
$custom-light: #9394ed;
$custom-dark: #000000;

JSON

{
  "hex": "#566ae3",
  "rgb": {
    "r": 86,
    "g": 106,
    "b": 227
  },
  "hsl": {
    "h": 231.489,
    "s": 71.574,
    "l": 61.373
  },
  "oklch": {
    "l": 0.57415,
    "c": 0.18376,
    "h": 272.2
  },
  "luminance": 0.17833
}

Semantic roles & 50–950 ramp

primary

#566AE3

secondary

#E5DDB0

accent

#B812D4

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #566AE3

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

Preview Lab → · Contrast checker → · Palette generator →