#3679D0#3679D0

#3679D0 is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.7% C 0.150 H 256.2°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3679D0
RGB	rgb(54, 121, 208)
HSL	hsl(214, 62%, 51%)
HSV	hsv(214, 74%, 82%)
CMYK	cmyk(74%, 41.8%, 0%, 18.4%)
CIE-LAB	lab(50.70, 8.60, -51.03)
CIE-LCH	lch(50.70, 51.75, 279.57°)
OKLab	oklab(57.72% -0.0357 -0.1459)
OKLCH	oklch(57.72% 0.15 256.2)
XYZ	xyz(19.7397, 19.0109, 62.2914)
Luminance	0.1901 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3679D0 #D08D36

analogous

#36C6D0 #3679D0 #4036D0

triadic

#3679D0 #D03679 #79D036

tetradic

#3679D0 #D036C6 #D08D36 #36D040

square

#3679D0 #D036C6 #D08D36 #36D040

split-complementary

#3679D0 #D04036 #C6D036

monochromatic

#1A4071 #265CA3 #3679D0 #689ADC #99BBE7

Accessibility & contrast

On white

4.37

#3679D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#3679D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3679D0

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3679D0	#FFFFFF	#000000	##000000
##3679D0	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)

#4F80D3

Deuteranopia (green-blind)

#3472CE

Tritanopia (blue-blind)

#008D9A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3679d0;
/* rgb */ color: rgb(54, 121, 208);
/* oklch */ color: oklch(57.7% 0.150 256.2);

Tailwind

colors: {
  custom: {
    50: '#819fdf',
    500: '#3679d0',
    950: '#000000',
  },
}

SCSS

$custom: #3679d0;
$custom-light: #819fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#3679d0",
  "rgb": {
    "r": 54,
    "g": 121,
    "b": 208
  },
  "hsl": {
    "h": 213.896,
    "s": 62.097,
    "l": 51.373
  },
  "oklch": {
    "l": 0.57723,
    "c": 0.15022,
    "h": 256.2
  },
  "luminance": 0.19013
}

Semantic roles & 50–950 ramp

primary

#3679D0

secondary

#D3B58F

accent

#9E43E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3679D0

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

Preview Lab → · Contrast checker → · Palette generator →