#3647C6#3647C6

#3647C6 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.9% C 0.196 H 270.7°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#3647C6
RGB	rgb(54, 71, 198)
HSL	hsl(233, 57%, 49%)
HSV	hsv(233, 73%, 78%)
CMYK	cmyk(72.7%, 64.1%, 0%, 22.4%)
CIE-LAB	lab(36.68, 36.76, -67.96)
CIE-LCH	lch(36.68, 77.26, 298.41°)
OKLab	oklab(46.88% 0.0024 -0.1964)
OKLCH	oklch(46.88% 0.196 270.7)
XYZ	xyz(13.9641, 9.3665, 54.4871)
Luminance	0.0937 (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

#3647C6 #C6B536

analogous

#368FC6 #3647C6 #6D36C6

triadic

#3647C6 #C63647 #47C636

tetradic

#3647C6 #C6368F #C6B536 #36C66D

square

#3647C6 #C6368F #C6B536 #36C66D

split-complementary

#3647C6 #C66D36 #8FC636

monochromatic

#1C2566 #293696 #3647C6 #6472D5 #949EE2

Accessibility & contrast

On white

7.31

#3647C6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#3647C6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3647C6

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3647C6	#FFFFFF	#000000	##FFFFFF
##3647C6	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCA

Deuteranopia (green-blind)

#0050C4

Tritanopia (blue-blind)

#006880

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3647c6;
/* rgb */ color: rgb(54, 71, 198);
/* oklch */ color: oklch(46.9% 0.196 270.7);

Tailwind

colors: {
  custom: {
    50: '#817ad8',
    500: '#3647c6',
    950: '#000000',
  },
}

SCSS

$custom: #3647c6;
$custom-light: #817ad8;
$custom-dark: #000000;

JSON

{
  "hex": "#3647c6",
  "rgb": {
    "r": 54,
    "g": 71,
    "b": 198
  },
  "hsl": {
    "h": 232.917,
    "s": 57.143,
    "l": 49.412
  },
  "oklch": {
    "l": 0.46881,
    "c": 0.19642,
    "h": 270.7
  },
  "luminance": 0.09368
}

Semantic roles & 50–950 ramp

primary

#3647C6

secondary

#CDC58B

accent

#CE47E0

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3647C6

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

Preview Lab → · Contrast checker → · Palette generator →