#3667C6#3667C6

#3667C6 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.1% C 0.158 H 262.0°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#3667C6
RGB	rgb(54, 103, 198)
HSL	hsl(220, 57%, 49%)
HSV	hsv(220, 73%, 78%)
CMYK	cmyk(72.7%, 48%, 0%, 22.4%)
CIE-LAB	lab(45.03, 16.22, -54.40)
CIE-LCH	lch(45.03, 56.77, 286.61°)
OKLab	oklab(53.15% -0.0219 -0.1561)
OKLCH	oklch(53.15% 0.158 262)
XYZ	xyz(16.5610, 14.5602, 55.3527)
Luminance	0.1456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3667C6 #C69536

analogous

#36AFC6 #3667C6 #4D36C6

triadic

#3667C6 #C63667 #67C636

tetradic

#3667C6 #C636AF #C69536 #36C64D

square

#3667C6 #C636AF #C69536 #36C64D

split-complementary

#3667C6 #C64D36 #AFC636

monochromatic

#1C3566 #294E96 #3667C6 #648BD5 #94AFE2

Accessibility & contrast

On white

5.37

#3667C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#3667C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3667C6

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3667C6	#FFFFFF	#000000	##FFFFFF
##3667C6	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3372CA

Deuteranopia (green-blind)

#0564C4

Tritanopia (blue-blind)

#007D8D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3667c6;
/* rgb */ color: rgb(54, 103, 198);
/* oklch */ color: oklch(53.1% 0.158 262.0);

Tailwind

colors: {
  custom: {
    50: '#7f91d8',
    500: '#3667c6',
    950: '#000000',
  },
}

SCSS

$custom: #3667c6;
$custom-light: #7f91d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3667c6",
  "rgb": {
    "r": 54,
    "g": 103,
    "b": 198
  },
  "hsl": {
    "h": 219.583,
    "s": 57.143,
    "l": 49.412
  },
  "oklch": {
    "l": 0.53149,
    "c": 0.15766,
    "h": 262
  },
  "luminance": 0.14562
}

Semantic roles & 50–950 ramp

primary

#3667C6

secondary

#CDB78B

accent

#AC47E0

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3667C6

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

Preview Lab → · Contrast checker → · Palette generator →