#3646C4#3646C4

#3646C4 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.5% C 0.195 H 270.9°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#3646C4
RGB	rgb(54, 70, 196)
HSL	hsl(233, 57%, 49%)
HSV	hsv(233, 72%, 77%)
CMYK	cmyk(72.4%, 64.3%, 0%, 23.1%)
CIE-LAB	lab(36.27, 36.68, -67.46)
CIE-LCH	lch(36.27, 76.79, 298.53°)
OKLab	oklab(46.53% 0.0031 -0.195)
OKLCH	oklch(46.53% 0.195 270.9)
XYZ	xyz(13.6719, 9.1487, 53.2592)
Luminance	0.0915 (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

#3646C4 #C4B436

analogous

#368DC4 #3646C4 #6D36C4

triadic

#3646C4 #C43646 #46C436

tetradic

#3646C4 #C4368D #C4B436 #36C46D

square

#3646C4 #C4368D #C4B436 #36C46D

split-complementary

#3646C4 #C46D36 #8DC436

monochromatic

#1C2464 #293594 #3646C4 #6370D4 #939CE1

Accessibility & contrast

On white

7.42

#3646C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#3646C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3646C4

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3646C4	#FFFFFF	#000000	##FFFFFF
##3646C4	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC8

Deuteranopia (green-blind)

#004FC2

Tritanopia (blue-blind)

#00677E

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3646c4;
/* rgb */ color: rgb(54, 70, 196);
/* oklch */ color: oklch(46.5% 0.195 270.9);

Tailwind

colors: {
  custom: {
    50: '#8179d7',
    500: '#3646c4',
    950: '#000000',
  },
}

SCSS

$custom: #3646c4;
$custom-light: #8179d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3646c4",
  "rgb": {
    "r": 54,
    "g": 70,
    "b": 196
  },
  "hsl": {
    "h": 233.239,
    "s": 56.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.46526,
    "c": 0.19499,
    "h": 270.9
  },
  "luminance": 0.0915
}

Semantic roles & 50–950 ramp

primary

#3646C4

secondary

#CCC589

accent

#CF48E0

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3646C4

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

Preview Lab → · Contrast checker → · Palette generator →