#3473CB#3473CB

#3473CB is a mid, vivid cyan. Relative luminance 0.173; OKLCH L 56.0% C 0.151 H 257.4°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#3473CB
RGB	rgb(52, 115, 203)
HSL	hsl(215, 59%, 50%)
HSV	hsv(215, 74%, 80%)
CMYK	cmyk(74.4%, 43.3%, 0%, 20.4%)
CIE-LAB	lab(48.64, 10.23, -51.48)
CIE-LCH	lch(48.64, 52.49, 281.24°)
OKLab	oklab(56.01% -0.0328 -0.1473)
OKLCH	oklch(56.01% 0.151 257.4)
XYZ	xyz(18.3225, 17.3013, 58.8622)
Luminance	0.1730 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3473CB #CB8C34

analogous

#34BFCB #3473CB #4034CB

triadic

#3473CB #CB3473 #73CB34

tetradic

#3473CB #CB34BF #CB8C34 #34CB40

square

#3473CB #CB34BF #CB8C34 #34CB40

split-complementary

#3473CB #CB4034 #BFCB34

monochromatic

#1B3C6A #28579A #3473CB #6595D7 #95B6E4

Accessibility & contrast

On white

4.71

#3473CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#3473CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3473CB

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3473CB	#FFFFFF	#000000	##FFFFFF
##3473CB	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#477BCE

Deuteranopia (green-blind)

#2B6DC9

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3473cb;
/* rgb */ color: rgb(52, 115, 203);
/* oklch */ color: oklch(56.0% 0.151 257.4);

Tailwind

colors: {
  custom: {
    50: '#7f9adb',
    500: '#3473cb',
    950: '#000000',
  },
}

SCSS

$custom: #3473cb;
$custom-light: #7f9adb;
$custom-dark: #000000;

JSON

{
  "hex": "#3473cb",
  "rgb": {
    "r": 52,
    "g": 115,
    "b": 203
  },
  "hsl": {
    "h": 214.967,
    "s": 59.216,
    "l": 50
  },
  "oklch": {
    "l": 0.56011,
    "c": 0.15096,
    "h": 257.4
  },
  "luminance": 0.17303
}

Semantic roles & 50–950 ramp

primary

#3473CB

secondary

#CFB38C

accent

#A145E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3473CB

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

Preview Lab → · Contrast checker → · Palette generator →