#3667C5#3667C5

#3667C5 is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.1% C 0.156 H 261.9°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#3667C5
RGB	rgb(54, 103, 197)
HSL	hsl(219, 57%, 49%)
HSV	hsv(219, 73%, 77%)
CMYK	cmyk(72.6%, 47.7%, 0%, 22.7%)
CIE-LAB	lab(44.96, 15.85, -53.93)
CIE-LCH	lch(44.96, 56.21, 286.38°)
OKLab	oklab(53.08% -0.0221 -0.1547)
OKLCH	oklch(53.08% 0.156 261.9)
XYZ	xyz(16.4460, 14.5142, 54.7473)
Luminance	0.1452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3667C5 #C59436

analogous

#36AEC5 #3667C5 #4D36C5

triadic

#3667C5 #C53667 #67C536

tetradic

#3667C5 #C536AE #C59436 #36C54D

square

#3667C5 #C536AE #C59436 #36C54D

split-complementary

#3667C5 #C54D36 #AEC536

monochromatic

#1C3565 #294E95 #3667C5 #648AD4 #94AEE2

Accessibility & contrast

On white

5.38

#3667C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#3667C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3667C5

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3667C5	#FFFFFF	#000000	##FFFFFF
##3667C5	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3471C8

Deuteranopia (green-blind)

#0A64C3

Tritanopia (blue-blind)

#007D8C

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3667c5;
/* rgb */ color: rgb(54, 103, 197);
/* oklch */ color: oklch(53.1% 0.156 261.9);

Tailwind

colors: {
  custom: {
    50: '#7f91d7',
    500: '#3667c5',
    950: '#000000',
  },
}

SCSS

$custom: #3667c5;
$custom-light: #7f91d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3667c5",
  "rgb": {
    "r": 54,
    "g": 103,
    "b": 197
  },
  "hsl": {
    "h": 219.441,
    "s": 56.972,
    "l": 49.216
  },
  "oklch": {
    "l": 0.53079,
    "c": 0.15631,
    "h": 261.9
  },
  "luminance": 0.14516
}

Semantic roles & 50–950 ramp

primary

#3667C5

secondary

#CDB68A

accent

#AC48E0

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3667C5

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

Preview Lab → · Contrast checker → · Palette generator →