#3478C4#3478C4

#3478C4 is a mid, vivid cyan. Relative luminance 0.181; OKLCH L 56.7% C 0.136 H 253.5°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3478C4
RGB	rgb(52, 120, 196)
HSL	hsl(212, 58%, 49%)
HSV	hsv(212, 73%, 77%)
CMYK	cmyk(73.5%, 38.8%, 0%, 23.1%)
CIE-LAB	lab(49.67, 4.55, -45.82)
CIE-LCH	lch(49.67, 46.05, 275.67°)
OKLab	oklab(56.69% -0.0388 -0.1306)
OKLCH	oklch(56.69% 0.136 253.5)
XYZ	xyz(18.0927, 18.1465, 54.7629)
Luminance	0.1815 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3478C4 #C48034

analogous

#34C0C4 #3478C4 #3834C4

triadic

#3478C4 #C43478 #78C434

tetradic

#3478C4 #C434C0 #C48034 #34C438

square

#3478C4 #C434C0 #C48034 #34C438

split-complementary

#3478C4 #C43834 #C0C434

monochromatic

#1A3D63 #275A94 #3478C4 #6097D5 #91B7E2

Accessibility & contrast

On white

4.54

#3478C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#3478C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3478C4

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3478C4	#FFFFFF	#000000	##000000
##3478C4	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#557DC7

Deuteranopia (green-blind)

#3E70C2

Tritanopia (blue-blind)

#008A94

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3478c4;
/* rgb */ color: rgb(52, 120, 196);
/* oklch */ color: oklch(56.7% 0.136 253.5);

Tailwind

colors: {
  custom: {
    50: '#7e9ed6',
    500: '#3478c4',
    950: '#000000',
  },
}

SCSS

$custom: #3478c4;
$custom-light: #7e9ed6;
$custom-dark: #000000;

JSON

{
  "hex": "#3478c4",
  "rgb": {
    "r": 52,
    "g": 120,
    "b": 196
  },
  "hsl": {
    "h": 211.667,
    "s": 58.065,
    "l": 48.627
  },
  "oklch": {
    "l": 0.56686,
    "c": 0.1363,
    "h": 253.5
  },
  "luminance": 0.18149
}

Semantic roles & 50–950 ramp

primary

#3478C4

secondary

#CCAC87

accent

#9847E1

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3478C4

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

Preview Lab → · Contrast checker → · Palette generator →