#566FAA#566FAA

#566FAA is a mid, moderate blue. Relative luminance 0.163; OKLCH L 54.8% C 0.097 H 265.8°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#566FAA
RGB	rgb(86, 111, 170)
HSL	hsl(222, 33%, 50%)
HSV	hsv(222, 49%, 67%)
CMYK	cmyk(49.4%, 34.7%, 0%, 33.3%)
CIE-LAB	lab(47.30, 7.63, -34.43)
CIE-LCH	lch(47.30, 35.27, 282.49°)
OKLab	oklab(54.82% -0.007 -0.0969)
OKLCH	oklch(54.82% 0.097 265.8)
XYZ	xyz(16.7755, 16.2485, 40.2747)
Luminance	0.1625 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566FAA #AA9156

analogous

#5699AA #566FAA #6756AA

triadic

#566FAA #AA566F #6FAA56

tetradic

#566FAA #AA5699 #AA9156 #56AA67

square

#566FAA #AA5699 #AA9156 #56AA67

split-complementary

#566FAA #AA6756 #99AA56

monochromatic

#2D3A59 #415482 #566FAA #7F92BE #A7B4D3

Accessibility & contrast

On white

4.94

#566FAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#566FAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #566FAA

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566FAA	#FFFFFF	#000000	##FFFFFF
##566FAA	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5974AC

Deuteranopia (green-blind)

#506DA9

Tritanopia (blue-blind)

#337C84

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #566faa;
/* rgb */ color: rgb(86, 111, 170);
/* oklch */ color: oklch(54.8% 0.097 265.8);

Tailwind

colors: {
  custom: {
    50: '#8a98c3',
    500: '#566faa',
    950: '#000000',
  },
}

SCSS

$custom: #566faa;
$custom-light: #8a98c3;
$custom-dark: #000000;

JSON

{
  "hex": "#566faa",
  "rgb": {
    "r": 86,
    "g": 111,
    "b": 170
  },
  "hsl": {
    "h": 222.143,
    "s": 33.071,
    "l": 50.196
  },
  "oklch": {
    "l": 0.54822,
    "c": 0.0972,
    "h": 265.8
  },
  "luminance": 0.1625
}

Semantic roles & 50–950 ramp

primary

#566FAA

secondary

#C1B59B

accent

#A95FC9

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #566FAA

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

Preview Lab → · Contrast checker → · Palette generator →