#566AEE#566AEE

#566AEE is a mid, vivid blue. Relative luminance 0.185; OKLCH L 58.2% C 0.198 H 272.2°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#566AEE
RGB	rgb(86, 106, 238)
HSL	hsl(232, 82%, 64%)
HSV	hsv(232, 64%, 93%)
CMYK	cmyk(63.9%, 55.5%, 0%, 6.7%)
CIE-LAB	lab(50.05, 33.18, -68.93)
CIE-LCH	lch(50.05, 76.50, 295.70°)
OKLab	oklab(58.22% 0.0077 -0.1982)
OKLCH	oklch(58.22% 0.198 272.2)
XYZ	xyz(24.4192, 18.4574, 83.1481)
Luminance	0.1846 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566AEE #EEDA56

analogous

#56B6EE #566AEE #8E56EE

triadic

#566AEE #EE566A #6AEE56

tetradic

#566AEE #EE56B6 #EEDA56 #56EE8E

square

#566AEE #EE56B6 #EEDA56 #56EE8E

split-complementary

#566AEE #EE8E56 #B6EE56

monochromatic

#1228B7 #1E39E8 #566AEE #8E9BF4 #C5CCF9

Accessibility & contrast

On white

4.48

#566AEE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#566AEE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #566AEE

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566AEE	#FFFFFF	#000000	##000000
##566AEE	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007EF3

Deuteranopia (green-blind)

#0070EB

Tritanopia (blue-blind)

#008AA2

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #566aee;
/* rgb */ color: rgb(86, 106, 238);
/* oklch */ color: oklch(58.2% 0.198 272.2);

Tailwind

colors: {
  custom: {
    50: '#9594f4',
    500: '#566aee',
    950: '#000000',
  },
}

SCSS

$custom: #566aee;
$custom-light: #9594f4;
$custom-dark: #000000;

JSON

{
  "hex": "#566aee",
  "rgb": {
    "r": 86,
    "g": 106,
    "b": 238
  },
  "hsl": {
    "h": 232.105,
    "s": 81.72,
    "l": 63.529
  },
  "oklch": {
    "l": 0.58222,
    "c": 0.19836,
    "h": 272.2
  },
  "luminance": 0.1846
}

Semantic roles & 50–950 ramp

primary

#566AEE

secondary

#EBE4B5

accent

#C207DE

background

#F9F9FF

surface

#F2F1FE

border

#CCCBD6

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #566AEE

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

Preview Lab → · Contrast checker → · Palette generator →