#3679C8#3679C8

#3679C8 is a mid, vivid cyan. Relative luminance 0.186; OKLCH L 57.2% C 0.140 H 254.4°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#3679C8
RGB	rgb(54, 121, 200)
HSL	hsl(212, 57%, 50%)
HSV	hsv(212, 73%, 78%)
CMYK	cmyk(73%, 39.5%, 0%, 21.6%)
CIE-LAB	lab(50.25, 5.67, -47.19)
CIE-LCH	lch(50.25, 47.53, 276.85°)
OKLab	oklab(57.23% -0.0375 -0.1346)
OKLCH	oklch(57.23% 0.14 254.4)
XYZ	xyz(18.7802, 18.6271, 57.2380)
Luminance	0.1863 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3679C8 #C88536

analogous

#36C2C8 #3679C8 #3C36C8

triadic

#3679C8 #C83679 #79C836

tetradic

#3679C8 #C836C2 #C88536 #36C83C

square

#3679C8 #C836C2 #C88536 #36C83C

split-complementary

#3679C8 #C83C36 #C2C836

monochromatic

#1C3F68 #295C98 #3679C8 #6699D6 #96B9E3

Accessibility & contrast

On white

4.44

#3679C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#3679C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3679C8

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3679C8	#FFFFFF	#000000	##000000
##3679C8	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#547FCB

Deuteranopia (green-blind)

#3D71C6

Tritanopia (blue-blind)

#008C97

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3679c8;
/* rgb */ color: rgb(54, 121, 200);
/* oklch */ color: oklch(57.2% 0.140 254.4);

Tailwind

colors: {
  custom: {
    50: '#7f9fd9',
    500: '#3679c8',
    950: '#000000',
  },
}

SCSS

$custom: #3679c8;
$custom-light: #7f9fd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3679c8",
  "rgb": {
    "r": 54,
    "g": 121,
    "b": 200
  },
  "hsl": {
    "h": 212.466,
    "s": 57.48,
    "l": 49.804
  },
  "oklch": {
    "l": 0.57225,
    "c": 0.13976,
    "h": 254.4
  },
  "luminance": 0.18629
}

Semantic roles & 50–950 ramp

primary

#3679C8

secondary

#CEB08C

accent

#9A47E1

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E15

muted

#7C7E83

Preview Lab

Preview with #3679C8

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

Preview Lab → · Contrast checker → · Palette generator →