#3679C4#3679C4

#3679C4 is a mid, vivid cyan. Relative luminance 0.184; OKLCH L 57.0% C 0.135 H 253.4°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3679C4
RGB	rgb(54, 121, 196)
HSL	hsl(212, 57%, 49%)
HSV	hsv(212, 72%, 77%)
CMYK	cmyk(72.4%, 38.3%, 0%, 23.1%)
CIE-LAB	lab(50.03, 4.21, -45.25)
CIE-LCH	lch(50.03, 45.45, 275.32°)
OKLab	oklab(56.98% -0.0385 -0.1289)
OKLCH	oklch(56.98% 0.135 253.4)
XYZ	xyz(18.3188, 18.4425, 54.8082)
Luminance	0.1845 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3679C4 #C48136

analogous

#36C0C4 #3679C4 #3A36C4

triadic

#3679C4 #C43679 #79C436

tetradic

#3679C4 #C436C0 #C48136 #36C43A

square

#3679C4 #C436C0 #C48136 #36C43A

split-complementary

#3679C4 #C43A36 #C0C436

monochromatic

#1C3E64 #295B94 #3679C4 #6398D4 #93B8E1

Accessibility & contrast

On white

4.48

#3679C4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#3679C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3679C4

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3679C4	#FFFFFF	#000000	##000000
##3679C4	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#567EC7

Deuteranopia (green-blind)

#4171C3

Tritanopia (blue-blind)

#008B95

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3679c4;
/* rgb */ color: rgb(54, 121, 196);
/* oklch */ color: oklch(57.0% 0.135 253.4);

Tailwind

colors: {
  custom: {
    50: '#7f9fd6',
    500: '#3679c4',
    950: '#000000',
  },
}

SCSS

$custom: #3679c4;
$custom-light: #7f9fd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3679c4",
  "rgb": {
    "r": 54,
    "g": 121,
    "b": 196
  },
  "hsl": {
    "h": 211.69,
    "s": 56.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.56982,
    "c": 0.13455,
    "h": 253.4
  },
  "luminance": 0.18445
}

Semantic roles & 50–950 ramp

primary

#3679C4

secondary

#CCAD89

accent

#9848E0

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3679C4

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

Preview Lab → · Contrast checker → · Palette generator →