#3573B6#3573B6

#3573B6 is a mid, vivid cyan. Relative luminance 0.164; OKLCH L 54.7% C 0.123 H 252.5°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#3573B6
RGB	rgb(53, 115, 182)
HSL	hsl(211, 55%, 46%)
HSV	hsv(211, 71%, 71%)
CMYK	cmyk(70.9%, 36.8%, 0%, 28.6%)
CIE-LAB	lab(47.49, 2.65, -41.22)
CIE-LCH	lch(47.49, 41.31, 273.68°)
OKLab	oklab(54.74% -0.0369 -0.1172)
OKLCH	oklch(54.74% 0.123 252.5)
XYZ	xyz(16.0393, 16.3940, 46.5660)
Luminance	0.1640 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3573B6 #B67835

analogous

#35B3B6 #3573B6 #3735B6

triadic

#3573B6 #B63573 #73B635

tetradic

#3573B6 #B635B3 #B67835 #35B637

square

#3573B6 #B635B3 #B67835 #35B637

split-complementary

#3573B6 #B63735 #B3B635

monochromatic

#193757 #275587 #3573B6 #5992CF #89B1DD

Accessibility & contrast

On white

4.91

#3573B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#3573B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3573B6

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3573B6	#FFFFFF	#000000	##FFFFFF
##3573B6	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5577B9

Deuteranopia (green-blind)

#426BB5

Tritanopia (blue-blind)

#00838C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3573b6;
/* rgb */ color: rgb(53, 115, 182);
/* oklch */ color: oklch(54.7% 0.123 252.5);

Tailwind

colors: {
  custom: {
    50: '#7c9acc',
    500: '#3573b6',
    950: '#000000',
  },
}

SCSS

$custom: #3573b6;
$custom-light: #7c9acc;
$custom-dark: #000000;

JSON

{
  "hex": "#3573b6",
  "rgb": {
    "r": 53,
    "g": 115,
    "b": 182
  },
  "hsl": {
    "h": 211.163,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.54741,
    "c": 0.12292,
    "h": 252.5
  },
  "luminance": 0.16396
}

Semantic roles & 50–950 ramp

primary

#3573B6

secondary

#C7A580

accent

#974ADE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3573B6

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

Preview Lab → · Contrast checker → · Palette generator →