#6337B5#6337B5

#6337B5 is a mid, vivid violet. Relative luminance 0.087; OKLCH L 46.4% C 0.187 H 293.8°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#6337B5
RGB	rgb(99, 55, 181)
HSL	hsl(261, 53%, 46%)
HSV	hsv(261, 70%, 71%)
CMYK	cmyk(45.3%, 69.6%, 0%, 29%)
CIE-LAB	lab(35.44, 47.57, -59.85)
CIE-LCH	lch(35.44, 76.45, 308.48°)
OKLab	oklab(46.44% 0.0757 -0.1713)
OKLCH	oklch(46.44% 0.187 293.8)
XYZ	xyz(14.8500, 8.7208, 44.6080)
Luminance	0.0872 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 3.65

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6337B5 #89B537

analogous

#374AB5 #6337B5 #A237B5

triadic

#6337B5 #B56337 #37B563

tetradic

#6337B5 #B5374A #89B537 #37B5A2

square

#6337B5 #B5374A #89B537 #37B5A2

split-complementary

#6337B5 #B5A237 #4AB537

monochromatic

#301A57 #492986 #6337B5 #835CCD #A78BDC

Accessibility & contrast

On white

7.65

#6337B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#6337B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6337B5

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6337B5	#FFFFFF	#000000	##FFFFFF
##6337B5	1.00	7.65	2.74	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B9

Deuteranopia (green-blind)

#0051B2

Tritanopia (blue-blind)

#4B5672

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #6337b5;
/* rgb */ color: rgb(99, 55, 181);
/* oklch */ color: oklch(46.4% 0.187 293.8);

Tailwind

colors: {
  custom: {
    50: '#9671cc',
    500: '#6337b5',
    950: '#000000',
  },
}

SCSS

$custom: #6337b5;
$custom-light: #9671cc;
$custom-dark: #000000;

JSON

{
  "hex": "#6337b5",
  "rgb": {
    "r": 99,
    "g": 55,
    "b": 181
  },
  "hsl": {
    "h": 260.952,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.46439,
    "c": 0.18728,
    "h": 293.8
  },
  "luminance": 0.08721
}

Semantic roles & 50–950 ramp

primary

#6337B5

secondary

#AEC682

accent

#DD4BAA

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #6337B5

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

Preview Lab → · Contrast checker → · Palette generator →