#6437C4#6437C4

#6437C4 is a mid, highly saturated violet. Relative luminance 0.094; OKLCH L 47.8% C 0.205 H 291.3°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#6437C4
RGB	rgb(100, 55, 196)
HSL	hsl(259, 56%, 49%)
HSV	hsv(259, 72%, 77%)
CMYK	cmyk(49%, 71.9%, 0%, 23.1%)
CIE-LAB	lab(36.79, 51.83, -66.46)
CIE-LCH	lch(36.79, 84.28, 307.95°)
OKLab	oklab(47.81% 0.0742 -0.1907)
OKLCH	oklch(47.81% 0.205 291.3)
XYZ	xyz(16.5827, 9.4266, 53.1596)
Luminance	0.0943 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6437C4 #97C437

analogous

#3751C4 #6437C4 #AB37C4

triadic

#6437C4 #C46437 #37C464

tetradic

#6437C4 #C43751 #97C437 #37C4AB

square

#6437C4 #C43751 #97C437 #37C4AB

split-complementary

#6437C4 #C4AB37 #51C437

monochromatic

#331C64 #4C2A94 #6437C4 #8865D4 #AD94E1

Accessibility & contrast

On white

7.28

#6437C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#6437C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6437C4

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6437C4	#FFFFFF	#000000	##FFFFFF
##6437C4	1.00	7.28	2.89	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C8

Deuteranopia (green-blind)

#0053C1

Tritanopia (blue-blind)

#445C7A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #6437c4;
/* rgb */ color: rgb(100, 55, 196);
/* oklch */ color: oklch(47.8% 0.205 291.3);

Tailwind

colors: {
  custom: {
    50: '#9972d7',
    500: '#6437c4',
    950: '#000000',
  },
}

SCSS

$custom: #6437c4;
$custom-light: #9972d7;
$custom-dark: #000000;

JSON

{
  "hex": "#6437c4",
  "rgb": {
    "r": 100,
    "g": 55,
    "b": 196
  },
  "hsl": {
    "h": 259.149,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.4781,
    "c": 0.20462,
    "h": 291.3
  },
  "luminance": 0.09427
}

Semantic roles & 50–950 ramp

primary

#6437C4

secondary

#B7CC8B

accent

#DF48AF

background

#FAF7FD

surface

#F3EDFA

border

#CDC8D3

text

#0F0814

muted

#7F7B83

Preview Lab

Preview with #6437C4

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

Preview Lab → · Contrast checker → · Palette generator →