#3674B7#3674B7

#3674B7 is a mid, vivid cyan. Relative luminance 0.167; OKLCH L 55.1% C 0.123 H 252.5°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#3674B7
RGB	rgb(54, 116, 183)
HSL	hsl(211, 54%, 46%)
HSV	hsv(211, 70%, 72%)
CMYK	cmyk(70.5%, 36.6%, 0%, 28.2%)
CIE-LAB	lab(47.87, 2.55, -41.19)
CIE-LCH	lch(47.87, 41.27, 273.55°)
OKLab	oklab(55.07% -0.037 -0.1171)
OKLCH	oklch(55.07% 0.123 252.5)
XYZ	xyz(16.3108, 16.6922, 47.1529)
Luminance	0.1669 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3674B7 #B77936

analogous

#36B5B7 #3674B7 #3936B7

triadic

#3674B7 #B73674 #74B736

tetradic

#3674B7 #B736B5 #B77936 #36B739

square

#3674B7 #B736B5 #B77936 #36B739

split-complementary

#3674B7 #B73936 #B5B736

monochromatic

#1A3858 #285688 #3674B7 #5B93CF #8BB2DD

Accessibility & contrast

On white

4.84

#3674B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#3674B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3674B7

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3674B7	#FFFFFF	#000000	##FFFFFF
##3674B7	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5678BA

Deuteranopia (green-blind)

#436CB6

Tritanopia (blue-blind)

#00848D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3674b7;
/* rgb */ color: rgb(54, 116, 183);
/* oklch */ color: oklch(55.1% 0.123 252.5);

Tailwind

colors: {
  custom: {
    50: '#7c9bcd',
    500: '#3674b7',
    950: '#000000',
  },
}

SCSS

$custom: #3674b7;
$custom-light: #7c9bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#3674b7",
  "rgb": {
    "r": 54,
    "g": 116,
    "b": 183
  },
  "hsl": {
    "h": 211.163,
    "s": 54.43,
    "l": 46.471
  },
  "oklch": {
    "l": 0.55067,
    "c": 0.12282,
    "h": 252.5
  },
  "luminance": 0.16694
}

Semantic roles & 50–950 ramp

primary

#3674B7

secondary

#C7A682

accent

#974ADE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3674B7

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

Preview Lab → · Contrast checker → · Palette generator →