#3479D1#3479D1

#3479D1 is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.7% C 0.152 H 256.0°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3479D1
RGB	rgb(52, 121, 209)
HSL	hsl(214, 63%, 51%)
HSV	hsv(214, 75%, 82%)
CMYK	cmyk(75.1%, 42.1%, 0%, 18%)
CIE-LAB	lab(50.69, 8.72, -51.61)
CIE-LCH	lch(50.69, 52.34, 279.58°)
OKLab	oklab(57.72% -0.0368 -0.1476)
OKLCH	oklch(57.72% 0.152 256)
XYZ	xyz(19.7579, 19.0060, 62.9365)
Luminance	0.1901 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3479D1 #D18C34

analogous

#34C7D1 #3479D1 #3D34D1

triadic

#3479D1 #D13479 #79D134

tetradic

#3479D1 #D134C7 #D18C34 #34D13D

square

#3479D1 #D134C7 #D18C34 #34D13D

split-complementary

#3479D1 #D13D34 #C7D134

monochromatic

#1A4071 #255CA3 #3479D1 #669ADC #98BBE8

Accessibility & contrast

On white

4.37

#3479D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#3479D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3479D1

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3479D1	#FFFFFF	#000000	##000000
##3479D1	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E80D4

Deuteranopia (green-blind)

#3272CF

Tritanopia (blue-blind)

#008E9B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3479d1;
/* rgb */ color: rgb(52, 121, 209);
/* oklch */ color: oklch(57.7% 0.152 256.0);

Tailwind

colors: {
  custom: {
    50: '#809fdf',
    500: '#3479d1',
    950: '#000000',
  },
}

SCSS

$custom: #3479d1;
$custom-light: #809fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#3479d1",
  "rgb": {
    "r": 52,
    "g": 121,
    "b": 209
  },
  "hsl": {
    "h": 213.631,
    "s": 63.052,
    "l": 51.176
  },
  "oklch": {
    "l": 0.57719,
    "c": 0.15215,
    "h": 256
  },
  "luminance": 0.19008
}

Semantic roles & 50–950 ramp

primary

#3479D1

secondary

#D3B58E

accent

#9E42E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3479D1

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

Preview Lab → · Contrast checker → · Palette generator →