#3573BC#3573BC

#3573BC is a mid, vivid cyan. Relative luminance 0.166; OKLCH L 55.1% C 0.131 H 254.3°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX#3573BC
RGBrgb(53, 115, 188)
HSLhsl(212, 56%, 47%)
HSVhsv(212, 72%, 74%)
CMYKcmyk(71.8%, 38.8%, 0%, 26.3%)
CIE-LABlab(47.81, 4.84, -44.18)
CIE-LCHlch(47.81, 44.44, 276.25°)
OKLaboklab(55.1% -0.0354 -0.1259)
OKLCHoklch(55.1% 0.131 254.3)
XYZxyz(16.6727, 16.6474, 49.9018)
Luminance0.1665 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3573BC #BC7E35
analogous
#35B7BC #3573BC #3A35BC
triadic
#3573BC #BC3573 #73BC35
tetradic
#3573BC #BC35B7 #BC7E35 #35BC3A
square
#3573BC #BC35B7 #BC7E35 #35BC3A
split-complementary
#3573BC #BC3A35 #B7BC35
monochromatic
#1A395D #28568C #3573BC #5D92D1 #8DB2DF

Accessibility & contrast

On white

4.85
#3573BC on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.33
#3573BC on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3573BC
4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3573BC#FFFFFF#000000##FFFFFF
##3573BC1.004.854.334.85
#FFFFFF4.851.0021.001.00
#0000004.3321.001.0021.00
##FFFFFF4.851.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5178BF
Deuteranopia (green-blind)
#3D6CBB
Tritanopia (blue-blind)
#00848E
Achromatopsia (no color)
#717171

Design tokens & code

CSS
--color: #3573bc;
/* rgb */ color: rgb(53, 115, 188);
/* oklch */ color: oklch(55.1% 0.131 254.3);
Tailwind
colors: {
  custom: {
    50: '#7d9ad0',
    500: '#3573bc',
    950: '#000000',
  },
}
SCSS
$custom: #3573bc;
$custom-light: #7d9ad0;
$custom-dark: #000000;
JSON
{
  "hex": "#3573bc",
  "rgb": {
    "r": 53,
    "g": 115,
    "b": 188
  },
  "hsl": {
    "h": 212.444,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.55101,
    "c": 0.13079,
    "h": 254.3
  },
  "luminance": 0.16649
}

Semantic roles & 50–950 ramp

primary
#3573BC
secondary
#C9A984
accent
#9A48DF
background
#F8F9FC
surface
#EFF2F9
border
#CACCD2
text
#0B0E14
muted
#7C7E82

Preview Lab

Preview with #3573BC

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

Preview Lab → · Contrast checker → · Palette generator →

#3573BC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva