#6337D4#6337D4

#6337D4 is a mid, highly saturated violet. Relative luminance 0.101; OKLCH L 49.1% C 0.223 H 288.1°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#6337D4
RGB	rgb(99, 55, 212)
HSL	hsl(257, 65%, 52%)
HSV	hsv(257, 74%, 83%)
CMYK	cmyk(53.3%, 74.1%, 0%, 16.9%)
CIE-LAB	lab(38.09, 56.06, -73.63)
CIE-LCH	lch(38.09, 92.55, 307.28°)
OKLab	oklab(49.13% 0.069 -0.2118)
OKLCH	oklch(49.13% 0.223 288.1)
XYZ	xyz(18.3919, 10.1376, 63.2622)
Luminance	0.1014 (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

#6337D4 #A8D437

analogous

#375AD4 #6337D4 #B137D4

triadic

#6337D4 #D46337 #37D463

tetradic

#6337D4 #D4375A #A8D437 #37D4B1

square

#6337D4 #D4375A #A8D437 #37D4B1

split-complementary

#6337D4 #D4B137 #5AD437

monochromatic

#341A77 #4A24A9 #6337D4 #8A69DF #B29CEA

Accessibility & contrast

On white

6.94

#6337D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#6337D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6337D4

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6337D4	#FFFFFF	#000000	##FFFFFF
##6337D4	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD9

Deuteranopia (green-blind)

#0055D1

Tritanopia (blue-blind)

#356283

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #6337d4;
/* rgb */ color: rgb(99, 55, 212);
/* oklch */ color: oklch(49.1% 0.223 288.1);

Tailwind

colors: {
  custom: {
    50: '#9b72e2',
    500: '#6337d4',
    950: '#000000',
  },
}

SCSS

$custom: #6337d4;
$custom-light: #9b72e2;
$custom-dark: #000000;

JSON

{
  "hex": "#6337d4",
  "rgb": {
    "r": 99,
    "g": 55,
    "b": 212
  },
  "hsl": {
    "h": 256.815,
    "s": 64.609,
    "l": 52.353
  },
  "oklch": {
    "l": 0.49129,
    "c": 0.22273,
    "h": 288.1
  },
  "luminance": 0.10138
}

Semantic roles & 50–950 ramp

primary

#6337D4

secondary

#C2D691

accent

#E840B9

background

#FAF7FE

surface

#F4EDFC

border

#CEC8D5

text

#0F0816

muted

#7F7B84

Preview Lab

Preview with #6337D4

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

Preview Lab → · Contrast checker → · Palette generator →