#566BDC#566BDC

#566BDC is a mid, vivid blue. Relative luminance 0.177; OKLCH L 57.1% C 0.173 H 271.9°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#566BDC
RGB	rgb(86, 107, 220)
HSL	hsl(231, 66%, 60%)
HSV	hsv(231, 61%, 86%)
CMYK	cmyk(60.9%, 51.4%, 0%, 13.7%)
CIE-LAB	lab(49.08, 26.52, -60.36)
CIE-LCH	lch(49.08, 65.93, 293.72°)
OKLab	oklab(57.11% 0.0058 -0.173)
OKLCH	oklch(57.11% 0.173 271.9)
XYZ	xyz(22.0094, 17.6593, 69.9450)
Luminance	0.1766 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566BDC #DCC756

analogous

#56AEDC #566BDC #8456DC

triadic

#566BDC #DC566B #6BDC56

tetradic

#566BDC #DC56AE #DCC756 #56DC84

square

#566BDC #DC56AE #DCC756 #56DC84

split-complementary

#566BDC #DC8456 #AEDC56

monochromatic

#203298 #2A43CB #566BDC #8997E6 #BBC4F1

Accessibility & contrast

On white

4.63

#566BDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#566BDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #566BDC

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566BDC	#FFFFFF	#000000	##FFFFFF
##566BDC	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)

#297BE0

Deuteranopia (green-blind)

#006FDA

Tritanopia (blue-blind)

#008599

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #566bdc;
/* rgb */ color: rgb(86, 107, 220);
/* oklch */ color: oklch(57.1% 0.173 271.9);

Tailwind

colors: {
  custom: {
    50: '#9295e8',
    500: '#566bdc',
    950: '#000000',
  },
}

SCSS

$custom: #566bdc;
$custom-light: #9295e8;
$custom-dark: #000000;

JSON

{
  "hex": "#566bdc",
  "rgb": {
    "r": 86,
    "g": 107,
    "b": 220
  },
  "hsl": {
    "h": 230.597,
    "s": 65.686,
    "l": 60
  },
  "oklch": {
    "l": 0.5711,
    "c": 0.17307,
    "h": 271.9
  },
  "luminance": 0.17661
}

Semantic roles & 50–950 ramp

primary

#566BDC

secondary

#E1D9AD

accent

#CE3FE9

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #566BDC

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

Preview Lab → · Contrast checker → · Palette generator →