#566EA9#566EA9

#566EA9 is a mid, moderate blue. Relative luminance 0.160; OKLCH L 54.5% C 0.097 H 266.4°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#566EA9
RGB	rgb(86, 110, 169)
HSL	hsl(223, 33%, 50%)
HSV	hsv(223, 49%, 66%)
CMYK	cmyk(49.1%, 34.9%, 0%, 33.7%)
CIE-LAB	lab(46.97, 7.93, -34.37)
CIE-LCH	lch(46.97, 35.27, 282.99°)
OKLab	oklab(54.55% -0.006 -0.0968)
OKLCH	oklch(54.55% 0.097 266.4)
XYZ	xyz(16.5728, 15.9938, 39.7423)
Luminance	0.1600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566EA9 #A99156

analogous

#5697A9 #566EA9 #6856A9

triadic

#566EA9 #A9566E #6EA956

tetradic

#566EA9 #A95697 #A99156 #56A968

square

#566EA9 #A95697 #A99156 #56A968

split-complementary

#566EA9 #A96856 #97A956

monochromatic

#2D3958 #415480 #566EA9 #7F91BE #A7B4D2

Accessibility & contrast

On white

5.00

#566EA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#566EA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #566EA9

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566EA9	#FFFFFF	#000000	##FFFFFF
##566EA9	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5873AB

Deuteranopia (green-blind)

#4F6CA8

Tritanopia (blue-blind)

#347B83

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #566ea9;
/* rgb */ color: rgb(86, 110, 169);
/* oklch */ color: oklch(54.5% 0.097 266.4);

Tailwind

colors: {
  custom: {
    50: '#8a97c3',
    500: '#566ea9',
    950: '#000000',
  },
}

SCSS

$custom: #566ea9;
$custom-light: #8a97c3;
$custom-dark: #000000;

JSON

{
  "hex": "#566ea9",
  "rgb": {
    "r": 86,
    "g": 110,
    "b": 169
  },
  "hsl": {
    "h": 222.651,
    "s": 32.549,
    "l": 50
  },
  "oklch": {
    "l": 0.54548,
    "c": 0.09695,
    "h": 266.4
  },
  "luminance": 0.15995
}

Semantic roles & 50–950 ramp

primary

#566EA9

secondary

#C0B59B

accent

#AA5FC9

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #566EA9

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

Preview Lab → · Contrast checker → · Palette generator →