#3670BE#3670BE

#3670BE is a mid, vivid cyan. Relative luminance 0.161; OKLCH L 54.6% C 0.136 H 256.7°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#3670BE
RGB	rgb(54, 112, 190)
HSL	hsl(214, 56%, 48%)
HSV	hsv(214, 72%, 75%)
CMYK	cmyk(71.6%, 41.1%, 0%, 25.5%)
CIE-LAB	lab(47.09, 7.58, -46.48)
CIE-LCH	lch(47.09, 47.09, 279.26°)
OKLab	oklab(54.58% -0.0314 -0.1327)
OKLCH	oklch(54.58% 0.136 256.7)
XYZ	xyz(16.6064, 16.0885, 50.9354)
Luminance	0.1609 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3670BE #BE8436

analogous

#36B4BE #3670BE #4036BE

triadic

#3670BE #BE3670 #70BE36

tetradic

#3670BE #BE36B4 #BE8436 #36BE40

square

#3670BE #BE36B4 #BE8436 #36BE40

split-complementary

#3670BE #BE4036 #B4BE36

monochromatic

#1B385F #28548E #3670BE #6090D2 #8FB1DF

Accessibility & contrast

On white

4.98

#3670BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#3670BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3670BE

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3670BE	#FFFFFF	#000000	##FFFFFF
##3670BE	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B76C1

Deuteranopia (green-blind)

#356ABC

Tritanopia (blue-blind)

#00828E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3670be;
/* rgb */ color: rgb(54, 112, 190);
/* oklch */ color: oklch(54.6% 0.136 256.7);

Tailwind

colors: {
  custom: {
    50: '#7e98d2',
    500: '#3670be',
    950: '#000000',
  },
}

SCSS

$custom: #3670be;
$custom-light: #7e98d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3670be",
  "rgb": {
    "r": 54,
    "g": 112,
    "b": 190
  },
  "hsl": {
    "h": 214.412,
    "s": 55.738,
    "l": 47.843
  },
  "oklch": {
    "l": 0.54585,
    "c": 0.13636,
    "h": 256.7
  },
  "luminance": 0.1609
}

Semantic roles & 50–950 ramp

primary

#3670BE

secondary

#CAAD86

accent

#9F49DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3670BE

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

Preview Lab → · Contrast checker → · Palette generator →