#3473B9#3473B9

#3473B9 is a mid, vivid cyan. Relative luminance 0.165; OKLCH L 54.9% C 0.127 H 253.2°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#3473B9
RGB	rgb(52, 115, 185)
HSL	hsl(212, 56%, 46%)
HSV	hsv(212, 72%, 73%)
CMYK	cmyk(71.9%, 37.8%, 0%, 27.5%)
CIE-LAB	lab(47.61, 3.60, -42.76)
CIE-LCH	lch(47.61, 42.91, 274.81°)
OKLab	oklab(54.88% -0.0368 -0.1218)
OKLCH	oklch(54.88% 0.127 253.2)
XYZ	xyz(16.3006, 16.4925, 48.2138)
Luminance	0.1649 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3473B9 #B97A34

analogous

#34B6B9 #3473B9 #3834B9

triadic

#3473B9 #B93473 #73B934

tetradic

#3473B9 #B934B6 #B97A34 #34B938

square

#3473B9 #B934B6 #B97A34 #34B938

split-complementary

#3473B9 #B93834 #B6B934

monochromatic

#193859 #275589 #3473B9 #5A92D1 #89B1DE

Accessibility & contrast

On white

4.89

#3473B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3473B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3473B9

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3473B9	#FFFFFF	#000000	##FFFFFF
##3473B9	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5378BC

Deuteranopia (green-blind)

#3F6BB8

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3473b9;
/* rgb */ color: rgb(52, 115, 185);
/* oklch */ color: oklch(54.9% 0.127 253.2);

Tailwind

colors: {
  custom: {
    50: '#7c9ace',
    500: '#3473b9',
    950: '#000000',
  },
}

SCSS

$custom: #3473b9;
$custom-light: #7c9ace;
$custom-dark: #000000;

JSON

{
  "hex": "#3473b9",
  "rgb": {
    "r": 52,
    "g": 115,
    "b": 185
  },
  "hsl": {
    "h": 211.579,
    "s": 56.118,
    "l": 46.471
  },
  "oklch": {
    "l": 0.54883,
    "c": 0.12721,
    "h": 253.2
  },
  "luminance": 0.16494
}

Semantic roles & 50–950 ramp

primary

#3473B9

secondary

#C8A681

accent

#9848DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3473B9

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

Preview Lab → · Contrast checker → · Palette generator →