#3647C2#3647C2

#3647C2 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.5% C 0.191 H 270.8°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#3647C2
RGB	rgb(54, 71, 194)
HSL	hsl(233, 56%, 49%)
HSV	hsv(233, 72%, 76%)
CMYK	cmyk(72.2%, 63.4%, 0%, 23.9%)
CIE-LAB	lab(36.34, 35.34, -66.18)
CIE-LCH	lch(36.34, 75.03, 298.10°)
OKLab	oklab(46.52% 0.0026 -0.1912)
OKLCH	oklch(46.52% 0.191 270.8)
XYZ	xyz(13.5088, 9.1844, 52.0893)
Luminance	0.0919 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3647C2 #C2B136

analogous

#368DC2 #3647C2 #6B36C2

triadic

#3647C2 #C23647 #47C236

tetradic

#3647C2 #C2368D #C2B136 #36C26B

square

#3647C2 #C2368D #C2B136 #36C26B

split-complementary

#3647C2 #C26B36 #8DC236

monochromatic

#1B2462 #293592 #3647C2 #6270D3 #929BE1

Accessibility & contrast

On white

7.40

#3647C2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#3647C2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3647C2

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3647C2	#FFFFFF	#000000	##FFFFFF
##3647C2	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC6

Deuteranopia (green-blind)

#004FC0

Tritanopia (blue-blind)

#00677E

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3647c2;
/* rgb */ color: rgb(54, 71, 194);
/* oklch */ color: oklch(46.5% 0.191 270.8);

Tailwind

colors: {
  custom: {
    50: '#807ad5',
    500: '#3647c2',
    950: '#000000',
  },
}

SCSS

$custom: #3647c2;
$custom-light: #807ad5;
$custom-dark: #000000;

JSON

{
  "hex": "#3647c2",
  "rgb": {
    "r": 54,
    "g": 71,
    "b": 194
  },
  "hsl": {
    "h": 232.714,
    "s": 56.452,
    "l": 48.627
  },
  "oklch": {
    "l": 0.46523,
    "c": 0.19123,
    "h": 270.8
  },
  "luminance": 0.09186
}

Semantic roles & 50–950 ramp

primary

#3647C2

secondary

#CCC388

accent

#CD48E0

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3647C2

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

Preview Lab → · Contrast checker → · Palette generator →