#3671BE#3671BE

#3671BE is a mid, vivid cyan. Relative luminance 0.163; OKLCH L 54.8% C 0.135 H 256.1°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#3671BE
RGB	rgb(54, 113, 190)
HSL	hsl(214, 56%, 48%)
HSV	hsv(214, 72%, 75%)
CMYK	cmyk(71.6%, 40.5%, 0%, 25.5%)
CIE-LAB	lab(47.38, 6.96, -46.02)
CIE-LCH	lch(47.38, 46.54, 278.60°)
OKLab	oklab(54.81% -0.0324 -0.1313)
OKLCH	oklch(54.81% 0.135 256.1)
XYZ	xyz(16.7173, 16.3104, 50.9724)
Luminance	0.1631 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3671BE #BE8336

analogous

#36B5BE #3671BE #3F36BE

triadic

#3671BE #BE3671 #71BE36

tetradic

#3671BE #BE36B5 #BE8336 #36BE3F

square

#3671BE #BE36B5 #BE8336 #36BE3F

split-complementary

#3671BE #BE3F36 #B5BE36

monochromatic

#1B385F #28558E #3671BE #6091D2 #8FB2DF

Accessibility & contrast

On white

4.93

#3671BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#3671BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3671BE

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3671BE	#FFFFFF	#000000	##FFFFFF
##3671BE	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D77C1

Deuteranopia (green-blind)

#376BBC

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3671be;
/* rgb */ color: rgb(54, 113, 190);
/* oklch */ color: oklch(54.8% 0.135 256.1);

Tailwind

colors: {
  custom: {
    50: '#7e99d2',
    500: '#3671be',
    950: '#000000',
  },
}

SCSS

$custom: #3671be;
$custom-light: #7e99d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3671be",
  "rgb": {
    "r": 54,
    "g": 113,
    "b": 190
  },
  "hsl": {
    "h": 213.971,
    "s": 55.738,
    "l": 47.843
  },
  "oklch": {
    "l": 0.5481,
    "c": 0.13526,
    "h": 256.1
  },
  "luminance": 0.16312
}

Semantic roles & 50–950 ramp

primary

#3671BE

secondary

#CAAC86

accent

#9E49DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3671BE

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

Preview Lab → · Contrast checker → · Palette generator →