#3473BF#3473BF

#3473BF is a mid, vivid cyan. Relative luminance 0.168; OKLCH L 55.2% C 0.135 H 254.8°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3473BF
RGB	rgb(52, 115, 191)
HSL	hsl(213, 57%, 48%)
HSV	hsv(213, 73%, 75%)
CMYK	cmyk(72.8%, 39.8%, 0%, 25.1%)
CIE-LAB	lab(47.95, 5.80, -45.70)
CIE-LCH	lch(47.95, 46.07, 277.23°)
OKLab	oklab(55.25% -0.0354 -0.1304)
OKLCH	oklch(55.25% 0.135 254.8)
XYZ	xyz(16.9474, 16.7512, 51.6203)
Luminance	0.1675 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3473BF #BF8034

analogous

#34B8BF #3473BF #3B34BF

triadic

#3473BF #BF3473 #73BF34

tetradic

#3473BF #BF34B8 #BF8034 #34BF3B

square

#3473BF #BF34B8 #BF8034 #34BF3B

split-complementary

#3473BF #BF3B34 #B8BF34

monochromatic

#1A395F #27568F #3473BF #5D93D3 #8DB3E0

Accessibility & contrast

On white

4.83

#3473BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#3473BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3473BF

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3473BF	#FFFFFF	#000000	##FFFFFF
##3473BF	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F79C2

Deuteranopia (green-blind)

#396CBD

Tritanopia (blue-blind)

#008590

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3473bf;
/* rgb */ color: rgb(52, 115, 191);
/* oklch */ color: oklch(55.2% 0.135 254.8);

Tailwind

colors: {
  custom: {
    50: '#7d9ad3',
    500: '#3473bf',
    950: '#000000',
  },
}

SCSS

$custom: #3473bf;
$custom-light: #7d9ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#3473bf",
  "rgb": {
    "r": 52,
    "g": 115,
    "b": 191
  },
  "hsl": {
    "h": 212.806,
    "s": 57.202,
    "l": 47.647
  },
  "oklch": {
    "l": 0.55249,
    "c": 0.13509,
    "h": 254.8
  },
  "luminance": 0.16753
}

Semantic roles & 50–950 ramp

primary

#3473BF

secondary

#CAAB84

accent

#9B47E0

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3473BF

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

Preview Lab → · Contrast checker → · Palette generator →