#3566AA#3566AA

#3566AA is a mid, vivid cyan. Relative luminance 0.132; OKLCH L 51.0% C 0.121 H 257.1°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#3566AA
RGB	rgb(53, 102, 170)
HSL	hsl(215, 52%, 44%)
HSV	hsv(215, 69%, 67%)
CMYK	cmyk(68.8%, 40%, 0%, 33.3%)
CIE-LAB	lab(43.00, 6.37, -41.33)
CIE-LCH	lch(43.00, 41.82, 278.76°)
OKLab	oklab(51.03% -0.027 -0.1177)
OKLCH	oklch(51.03% 0.121 257.1)
XYZ	xyz(13.4726, 13.1605, 39.8526)
Luminance	0.1316 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3566AA #AA7935

analogous

#35A0AA #3566AA #3F35AA

triadic

#3566AA #AA3566 #66AA35

tetradic

#3566AA #AA35A0 #AA7935 #35AA3F

square

#3566AA #AA35A0 #AA7935 #35AA3F

split-complementary

#3566AA #AA3F35 #A0AA35

monochromatic

#182E4D #264A7B #3566AA #5384C9 #82A6D8

Accessibility & contrast

On white

5.78

#3566AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#3566AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3566AA

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3566AA	#FFFFFF	#000000	##FFFFFF
##3566AA	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#476BAD

Deuteranopia (green-blind)

#3561A9

Tritanopia (blue-blind)

#007680

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3566aa;
/* rgb */ color: rgb(53, 102, 170);
/* oklch */ color: oklch(51.0% 0.121 257.1);

Tailwind

colors: {
  custom: {
    50: '#7a91c4',
    500: '#3566aa',
    950: '#000000',
  },
}

SCSS

$custom: #3566aa;
$custom-light: #7a91c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3566aa",
  "rgb": {
    "r": 53,
    "g": 102,
    "b": 170
  },
  "hsl": {
    "h": 214.872,
    "s": 52.466,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51031,
    "c": 0.12081,
    "h": 257.1
  },
  "luminance": 0.13162
}

Semantic roles & 50–950 ramp

primary

#3566AA

secondary

#C1A37A

accent

#A04CDC

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3566AA

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

Preview Lab → · Contrast checker → · Palette generator →