#3479D3#3479D3

#3479D3 is a mid, vivid cyan. Relative luminance 0.191; OKLCH L 57.8% C 0.155 H 256.4°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3479D3
RGB	rgb(52, 121, 211)
HSL	hsl(214, 64%, 52%)
HSV	hsv(214, 75%, 83%)
CMYK	cmyk(75.4%, 42.7%, 0%, 17.3%)
CIE-LAB	lab(50.81, 9.45, -52.56)
CIE-LCH	lch(50.81, 53.40, 280.20°)
OKLab	oklab(57.85% -0.0364 -0.1504)
OKLCH	oklch(57.85% 0.155 256.4)
XYZ	xyz(20.0071, 19.1057, 64.2487)
Luminance	0.1911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3479D3 #D38E34

analogous

#34C9D3 #3479D3 #3F34D3

triadic

#3479D3 #D33479 #79D334

tetradic

#3479D3 #D334C9 #D38E34 #34D33F

square

#3479D3 #D334C9 #D38E34 #34D33F

split-complementary

#3479D3 #D33F34 #C9D334

monochromatic

#194074 #245CA6 #3479D3 #669ADE #99BBE9

Accessibility & contrast

On white

4.36

#3479D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#3479D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3479D3

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3479D3	#FFFFFF	#000000	##000000
##3479D3	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C81D6

Deuteranopia (green-blind)

#2F72D1

Tritanopia (blue-blind)

#008E9C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3479d3;
/* rgb */ color: rgb(52, 121, 211);
/* oklch */ color: oklch(57.8% 0.155 256.4);

Tailwind

colors: {
  custom: {
    50: '#819fe1',
    500: '#3479d3',
    950: '#000000',
  },
}

SCSS

$custom: #3479d3;
$custom-light: #819fe1;
$custom-dark: #000000;

JSON

{
  "hex": "#3479d3",
  "rgb": {
    "r": 52,
    "g": 121,
    "b": 211
  },
  "hsl": {
    "h": 213.962,
    "s": 64.372,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57847,
    "c": 0.15476,
    "h": 256.4
  },
  "luminance": 0.19108
}

Semantic roles & 50–950 ramp

primary

#3479D3

secondary

#D4B68E

accent

#9F40E7

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3479D3

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

Preview Lab → · Contrast checker → · Palette generator →