#3473BC#3473BC

#3473BC is a mid, vivid cyan. Relative luminance 0.166; OKLCH L 55.1% C 0.131 H 254.0°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#3473BC
RGB	rgb(52, 115, 188)
HSL	hsl(212, 57%, 47%)
HSV	hsv(212, 72%, 74%)
CMYK	cmyk(72.3%, 38.8%, 0%, 26.3%)
CIE-LAB	lab(47.78, 4.70, -44.23)
CIE-LCH	lch(47.78, 44.48, 276.06°)
OKLab	oklab(55.07% -0.0361 -0.1261)
OKLCH	oklch(55.07% 0.131 254)
XYZ	xyz(16.6206, 16.6205, 49.8993)
Luminance	0.1662 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3473BC #BC7D34

analogous

#34B7BC #3473BC #3934BC

triadic

#3473BC #BC3473 #73BC34

tetradic

#3473BC #BC34B7 #BC7D34 #34BC39

square

#3473BC #BC34B7 #BC7D34 #34BC39

split-complementary

#3473BC #BC3934 #B7BC34

monochromatic

#19385C #27568C #3473BC #5B92D2 #8BB2DF

Accessibility & contrast

On white

4.86

#3473BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#3473BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3473BC

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3473BC	#FFFFFF	#000000	##FFFFFF
##3473BC	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5178BF

Deuteranopia (green-blind)

#3C6CBB

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3473bc;
/* rgb */ color: rgb(52, 115, 188);
/* oklch */ color: oklch(55.1% 0.131 254.0);

Tailwind

colors: {
  custom: {
    50: '#7c9ad0',
    500: '#3473bc',
    950: '#000000',
  },
}

SCSS

$custom: #3473bc;
$custom-light: #7c9ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3473bc",
  "rgb": {
    "r": 52,
    "g": 115,
    "b": 188
  },
  "hsl": {
    "h": 212.206,
    "s": 56.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.55065,
    "c": 0.13113,
    "h": 254
  },
  "luminance": 0.16622
}

Semantic roles & 50–950 ramp

primary

#3473BC

secondary

#C9A883

accent

#9948E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3473BC

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

Preview Lab → · Contrast checker → · Palette generator →