#566EFA#566EFA

#566EFA is a mid, highly saturated blue. Relative luminance 0.200; OKLCH L 59.9% C 0.209 H 271.3°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#566EFA
RGB	rgb(86, 110, 250)
HSL	hsl(231, 94%, 66%)
HSV	hsv(231, 66%, 98%)
CMYK	cmyk(65.6%, 56%, 0%, 2%)
CIE-LAB	lab(51.87, 34.76, -72.66)
CIE-LCH	lch(51.87, 80.55, 295.57°)
OKLab	oklab(59.85% 0.0046 -0.2091)
OKLCH	oklch(59.85% 0.209 271.3)
XYZ	xyz(26.6632, 20.0300, 92.8850)
Luminance	0.2003 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566EFA #FAE256

analogous

#56C0FA #566EFA #9056FA

triadic

#566EFA #FA566E #6EFA56

tetradic

#566EFA #FA56C0 #FAE256 #56FA90

square

#566EFA #FA56C0 #FAE256 #56FA90

split-complementary

#566EFA #FA9056 #C0FA56

monochromatic

#0624CF #1B3BF8 #566EFA #91A1FC #CDD4FE

Accessibility & contrast

On white

4.19

#566EFA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#566EFA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #566EFA

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566EFA	#FFFFFF	#000000	##000000
##566EFA	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0083FF

Deuteranopia (green-blind)

#0074F7

Tritanopia (blue-blind)

#0090A9

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #566efa;
/* rgb */ color: rgb(86, 110, 250);
/* oklch */ color: oklch(59.9% 0.209 271.3);

Tailwind

colors: {
  custom: {
    50: '#9797fd',
    500: '#566efa',
    950: '#000000',
  },
}

SCSS

$custom: #566efa;
$custom-light: #9797fd;
$custom-dark: #000000;

JSON

{
  "hex": "#566efa",
  "rgb": {
    "r": 86,
    "g": 110,
    "b": 250
  },
  "hsl": {
    "h": 231.22,
    "s": 94.253,
    "l": 65.882
  },
  "oklch": {
    "l": 0.59852,
    "c": 0.20917,
    "h": 271.3
  },
  "luminance": 0.20032
}

Semantic roles & 50–950 ramp

primary

#566EFA

secondary

#F1E9BB

accent

#C400E6

background

#FAF9FF

surface

#F3F2FF

border

#CDCCD7

text

#0F0D18

muted

#7F7E86

Preview Lab

Preview with #566EFA

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

Preview Lab → · Contrast checker → · Palette generator →