#3479CC#3479CC

#3479CC is a mid, vivid cyan. Relative luminance 0.188; OKLCH L 57.4% C 0.146 H 254.9°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3479CC
RGB	rgb(52, 121, 204)
HSL	hsl(213, 60%, 50%)
HSV	hsv(213, 75%, 80%)
CMYK	cmyk(74.5%, 40.7%, 0%, 20%)
CIE-LAB	lab(50.41, 6.87, -49.22)
CIE-LCH	lch(50.41, 49.70, 277.95°)
OKLab	oklab(57.4% -0.0379 -0.1406)
OKLCH	oklch(57.4% 0.146 254.9)
XYZ	xyz(19.1486, 18.7623, 59.7273)
Luminance	0.1876 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3479CC #CC8734

analogous

#34C5CC #3479CC #3B34CC

triadic

#3479CC #CC3479 #79CC34

tetradic

#3479CC #CC34C5 #CC8734 #34CC3B

square

#3479CC #CC34C5 #CC8734 #34CC3B

split-complementary

#3479CC #CC3B34 #C5CC34

monochromatic

#1B3F6B #275C9C #3479CC #6599D8 #96BAE5

Accessibility & contrast

On white

4.42

#3479CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#3479CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3479CC

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3479CC	#FFFFFF	#000000	##000000
##3479CC	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5180CF

Deuteranopia (green-blind)

#3872CA

Tritanopia (blue-blind)

#008D98

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3479cc;
/* rgb */ color: rgb(52, 121, 204);
/* oklch */ color: oklch(57.4% 0.146 254.9);

Tailwind

colors: {
  custom: {
    50: '#7f9fdc',
    500: '#3479cc',
    950: '#000000',
  },
}

SCSS

$custom: #3479cc;
$custom-light: #7f9fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3479cc",
  "rgb": {
    "r": 52,
    "g": 121,
    "b": 204
  },
  "hsl": {
    "h": 212.763,
    "s": 59.843,
    "l": 50.196
  },
  "oklch": {
    "l": 0.57404,
    "c": 0.14563,
    "h": 254.9
  },
  "luminance": 0.18764
}

Semantic roles & 50–950 ramp

primary

#3479CC

secondary

#D0B18C

accent

#9B45E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3479CC

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

Preview Lab → · Contrast checker → · Palette generator →