#3667C4#3667C4

#3667C4 is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.0% C 0.155 H 261.7°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#3667C4
RGB	rgb(54, 103, 196)
HSL	hsl(219, 57%, 49%)
HSV	hsv(219, 72%, 77%)
CMYK	cmyk(72.4%, 47.4%, 0%, 23.1%)
CIE-LAB	lab(44.90, 15.48, -53.46)
CIE-LCH	lch(44.90, 55.65, 286.15°)
OKLab	oklab(53.01% -0.0222 -0.1533)
OKLCH	oklch(53.01% 0.155 261.7)
XYZ	xyz(16.3318, 14.4685, 54.1458)
Luminance	0.1447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3667C4 #C49336

analogous

#36AEC4 #3667C4 #4C36C4

triadic

#3667C4 #C43667 #67C436

tetradic

#3667C4 #C436AE #C49336 #36C44C

square

#3667C4 #C436AE #C49336 #36C44C

split-complementary

#3667C4 #C44C36 #AEC436

monochromatic

#1C3564 #294E94 #3667C4 #638AD4 #93AEE1

Accessibility & contrast

On white

5.39

#3667C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#3667C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3667C4

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3667C4	#FFFFFF	#000000	##FFFFFF
##3667C4	1.00	5.39	3.89	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3571C7

Deuteranopia (green-blind)

#0E64C2

Tritanopia (blue-blind)

#007D8C

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3667c4;
/* rgb */ color: rgb(54, 103, 196);
/* oklch */ color: oklch(53.0% 0.155 261.7);

Tailwind

colors: {
  custom: {
    50: '#7f91d6',
    500: '#3667c4',
    950: '#000000',
  },
}

SCSS

$custom: #3667c4;
$custom-light: #7f91d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3667c4",
  "rgb": {
    "r": 54,
    "g": 103,
    "b": 196
  },
  "hsl": {
    "h": 219.296,
    "s": 56.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.5301,
    "c": 0.15495,
    "h": 261.7
  },
  "luminance": 0.1447
}

Semantic roles & 50–950 ramp

primary

#3667C4

secondary

#CCB589

accent

#AC48E0

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3667C4

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

Preview Lab → · Contrast checker → · Palette generator →