#3671B7#3671B7

#3671B7 is a mid, vivid cyan. Relative luminance 0.160; OKLCH L 54.4% C 0.126 H 254.3°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#3671B7
RGB	rgb(54, 113, 183)
HSL	hsl(213, 54%, 46%)
HSV	hsv(213, 70%, 72%)
CMYK	cmyk(70.5%, 38.3%, 0%, 28.2%)
CIE-LAB	lab(46.99, 4.40, -42.59)
CIE-LCH	lch(46.99, 42.82, 275.90°)
OKLab	oklab(54.38% -0.034 -0.1213)
OKLCH	oklch(54.38% 0.126 254.3)
XYZ	xyz(15.9705, 16.0117, 47.0395)
Luminance	0.1601 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3671B7 #B77C36

analogous

#36B2B7 #3671B7 #3C36B7

triadic

#3671B7 #B73671 #71B736

tetradic

#3671B7 #B736B2 #B77C36 #36B73C

square

#3671B7 #B736B2 #B77C36 #36B73C

split-complementary

#3671B7 #B73C36 #B2B736

monochromatic

#1A3758 #285488 #3671B7 #5B90CF #8BB0DD

Accessibility & contrast

On white

5.00

#3671B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#3671B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3671B7

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3671B7	#FFFFFF	#000000	##FFFFFF
##3671B7	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5176BA

Deuteranopia (green-blind)

#3E6AB6

Tritanopia (blue-blind)

#00818B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3671b7;
/* rgb */ color: rgb(54, 113, 183);
/* oklch */ color: oklch(54.4% 0.126 254.3);

Tailwind

colors: {
  custom: {
    50: '#7c99cd',
    500: '#3671b7',
    950: '#000000',
  },
}

SCSS

$custom: #3671b7;
$custom-light: #7c99cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3671b7",
  "rgb": {
    "r": 54,
    "g": 113,
    "b": 183
  },
  "hsl": {
    "h": 212.558,
    "s": 54.43,
    "l": 46.471
  },
  "oklch": {
    "l": 0.5438,
    "c": 0.12594,
    "h": 254.3
  },
  "luminance": 0.16013
}

Semantic roles & 50–950 ramp

primary

#3671B7

secondary

#C7A782

accent

#9A4ADE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #3671B7

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

Preview Lab → · Contrast checker → · Palette generator →