#3479BC#3479BC

#3479BC is a mid, vivid cyan. Relative luminance 0.180; OKLCH L 56.4% C 0.125 H 250.5°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#3479BC
RGB	rgb(52, 121, 188)
HSL	hsl(210, 57%, 47%)
HSV	hsv(210, 72%, 74%)
CMYK	cmyk(72.3%, 35.6%, 0%, 26.3%)
CIE-LAB	lab(49.54, 1.02, -41.44)
CIE-LCH	lch(49.54, 41.46, 271.41°)
OKLab	oklab(56.44% -0.0418 -0.1178)
OKLCH	oklch(56.44% 0.125 250.5)
XYZ	xyz(17.3272, 18.0337, 50.1349)
Luminance	0.1804 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3479BC #BC7734

analogous

#34BCBB #3479BC #3435BC

triadic

#3479BC #BC3479 #79BC34

tetradic

#3479BC #BB34BC #BC7734 #35BC34

square

#3479BC #BB34BC #BC7734 #35BC34

split-complementary

#3479BC #BC3435 #BCBB34

monochromatic

#193B5C #275A8C #3479BC #5B97D2 #8BB6DF

Accessibility & contrast

On white

4.56

#3479BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#3479BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3479BC

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3479BC	#FFFFFF	#000000	##000000
##3479BC	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7DBF

Deuteranopia (green-blind)

#4770BB

Tritanopia (blue-blind)

#008991

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3479bc;
/* rgb */ color: rgb(52, 121, 188);
/* oklch */ color: oklch(56.4% 0.125 250.5);

Tailwind

colors: {
  custom: {
    50: '#7c9fd0',
    500: '#3479bc',
    950: '#000000',
  },
}

SCSS

$custom: #3479bc;
$custom-light: #7c9fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3479bc",
  "rgb": {
    "r": 52,
    "g": 121,
    "b": 188
  },
  "hsl": {
    "h": 209.559,
    "s": 56.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.5644,
    "c": 0.125,
    "h": 250.5
  },
  "luminance": 0.18036
}

Semantic roles & 50–950 ramp

primary

#3479BC

secondary

#C9A583

accent

#9348E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3479BC

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

Preview Lab → · Contrast checker → · Palette generator →