#3671B2#3671B2

#3671B2 is a mid, moderate cyan. Relative luminance 0.158; OKLCH L 54.1% C 0.119 H 252.8°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#3671B2
RGB	rgb(54, 113, 178)
HSL	hsl(211, 53%, 45%)
HSV	hsv(211, 70%, 70%)
CMYK	cmyk(69.7%, 36.5%, 0%, 30.2%)
CIE-LAB	lab(46.72, 2.59, -40.11)
CIE-LCH	lch(46.72, 40.20, 273.69°)
OKLab	oklab(54.08% -0.0353 -0.114)
OKLCH	oklch(54.08% 0.119 252.8)
XYZ	xyz(15.4594, 15.8072, 44.3472)
Luminance	0.1581 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3671B2 #B27736

analogous

#36AFB2 #3671B2 #3936B2

triadic

#3671B2 #B23671 #71B236

tetradic

#3671B2 #B236AF #B27736 #36B239

square

#3671B2 #B236AF #B27736 #36B239

split-complementary

#3671B2 #B23936 #AFB236

monochromatic

#1A3554 #285383 #3671B2 #5990CD #88AFDB

Accessibility & contrast

On white

5.05

#3671B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#3671B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3671B2

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3671B2	#FFFFFF	#000000	##FFFFFF
##3671B2	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5475B5

Deuteranopia (green-blind)

#4269B1

Tritanopia (blue-blind)

#008089

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3671b2;
/* rgb */ color: rgb(54, 113, 178);
/* oklch */ color: oklch(54.1% 0.119 252.8);

Tailwind

colors: {
  custom: {
    50: '#7b99c9',
    500: '#3671b2',
    950: '#000000',
  },
}

SCSS

$custom: #3671b2;
$custom-light: #7b99c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3671b2",
  "rgb": {
    "r": 54,
    "g": 113,
    "b": 178
  },
  "hsl": {
    "h": 211.452,
    "s": 53.448,
    "l": 45.49
  },
  "oklch": {
    "l": 0.54082,
    "c": 0.11935,
    "h": 252.8
  },
  "luminance": 0.15809
}

Semantic roles & 50–950 ramp

primary

#3671B2

secondary

#C5A47F

accent

#974BDD

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3671B2

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

Preview Lab → · Contrast checker → · Palette generator →