#3674BD#3674BD

#3674BD is a mid, vivid cyan. Relative luminance 0.169; OKLCH L 55.4% C 0.131 H 254.3°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#3674BD
RGB	rgb(54, 116, 189)
HSL	hsl(212, 56%, 48%)
HSV	hsv(212, 71%, 74%)
CMYK	cmyk(71.4%, 38.6%, 0%, 25.9%)
CIE-LAB	lab(48.19, 4.73, -44.15)
CIE-LCH	lch(48.19, 44.40, 276.12°)
OKLab	oklab(55.43% -0.0354 -0.1258)
OKLCH	oklch(55.43% 0.131 254.3)
XYZ	xyz(16.9486, 16.9473, 50.5122)
Luminance	0.1695 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3674BD #BD7F36

analogous

#36B8BD #3674BD #3B36BD

triadic

#3674BD #BD3674 #74BD36

tetradic

#3674BD #BD36B8 #BD7F36 #36BD3B

square

#3674BD #BD36B8 #BD7F36 #36BD3B

split-complementary

#3674BD #BD3B36 #B8BD36

monochromatic

#1B3A5E #28578D #3674BD #5F93D1 #8FB3DF

Accessibility & contrast

On white

4.78

#3674BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#3674BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3674BD

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3674BD	#FFFFFF	#000000	##FFFFFF
##3674BD	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5279C0

Deuteranopia (green-blind)

#3E6DBC

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3674bd;
/* rgb */ color: rgb(54, 116, 189);
/* oklch */ color: oklch(55.4% 0.131 254.3);

Tailwind

colors: {
  custom: {
    50: '#7d9bd1',
    500: '#3674bd',
    950: '#000000',
  },
}

SCSS

$custom: #3674bd;
$custom-light: #7d9bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3674bd",
  "rgb": {
    "r": 54,
    "g": 116,
    "b": 189
  },
  "hsl": {
    "h": 212.444,
    "s": 55.556,
    "l": 47.647
  },
  "oklch": {
    "l": 0.55426,
    "c": 0.13068,
    "h": 254.3
  },
  "luminance": 0.16949
}

Semantic roles & 50–950 ramp

primary

#3674BD

secondary

#C9AA85

accent

#9A49DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3674BD

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

Preview Lab → · Contrast checker → · Palette generator →