#3679B2#3679B2

#3679B2 is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.9% C 0.112 H 247.2°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3679B2
RGB	rgb(54, 121, 178)
HSL	hsl(208, 53%, 45%)
HSV	hsv(208, 70%, 70%)
CMYK	cmyk(69.7%, 32%, 0%, 30.2%)
CIE-LAB	lab(49.10, -2.27, -36.36)
CIE-LCH	lch(49.10, 36.43, 266.42°)
OKLab	oklab(55.95% -0.0433 -0.103)
OKLCH	oklch(55.95% 0.112 247.2)
XYZ	xyz(16.3915, 17.6716, 44.6579)
Luminance	0.1767 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3679B2 #B26F36

analogous

#36B2AD #3679B2 #363BB2

triadic

#3679B2 #B23679 #79B236

tetradic

#3679B2 #AD36B2 #B26F36 #3BB236

square

#3679B2 #AD36B2 #B26F36 #3BB236

split-complementary

#3679B2 #B2363B #B2AD36

monochromatic

#1A3954 #285983 #3679B2 #5997CD #88B5DB

Accessibility & contrast

On white

4.63

#3679B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#3679B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3679B2

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3679B2	#FFFFFF	#000000	##FFFFFF
##3679B2	1.00	4.63	4.53	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7BB4

Deuteranopia (green-blind)

#4E6FB1

Tritanopia (blue-blind)

#00878D

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3679b2;
/* rgb */ color: rgb(54, 121, 178);
/* oklch */ color: oklch(55.9% 0.112 247.2);

Tailwind

colors: {
  custom: {
    50: '#7b9fc9',
    500: '#3679b2',
    950: '#000000',
  },
}

SCSS

$custom: #3679b2;
$custom-light: #7b9fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3679b2",
  "rgb": {
    "r": 54,
    "g": 121,
    "b": 178
  },
  "hsl": {
    "h": 207.581,
    "s": 53.448,
    "l": 45.49
  },
  "oklch": {
    "l": 0.55945,
    "c": 0.11171,
    "h": 247.2
  },
  "luminance": 0.17673
}

Semantic roles & 50–950 ramp

primary

#3679B2

secondary

#C59F7F

accent

#8E4BDD

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3679B2

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

Preview Lab → · Contrast checker → · Palette generator →