#6337B1#6337B1

#6337B1 is a mid, vivid violet. Relative luminance 0.086; OKLCH L 46.1% C 0.183 H 294.7°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#6337B1
RGB	rgb(99, 55, 177)
HSL	hsl(262, 53%, 45%)
HSV	hsv(262, 69%, 69%)
CMYK	cmyk(44.1%, 68.9%, 0%, 30.6%)
CIE-LAB	lab(35.12, 46.48, -58.00)
CIE-LCH	lch(35.12, 74.33, 308.71°)
OKLab	oklab(46.11% 0.0763 -0.1659)
OKLCH	oklch(46.11% 0.183 294.7)
XYZ	xyz(14.4455, 8.5590, 42.4774)
Luminance	0.0856 (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

#6337B1 #85B137

analogous

#3748B1 #6337B1 #A037B1

triadic

#6337B1 #B16337 #37B163

tetradic

#6337B1 #B13748 #85B137 #37B1A0

square

#6337B1 #B13748 #85B137 #37B1A0

split-complementary

#6337B1 #B1A037 #48B137

monochromatic

#2F1A54 #492882 #6337B1 #835ACC #A688DA

Accessibility & contrast

On white

7.74

#6337B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#6337B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6337B1

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6337B1	#FFFFFF	#000000	##FFFFFF
##6337B1	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B5

Deuteranopia (green-blind)

#0051AF

Tritanopia (blue-blind)

#4D5570

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #6337b1;
/* rgb */ color: rgb(99, 55, 177);
/* oklch */ color: oklch(46.1% 0.183 294.7);

Tailwind

colors: {
  custom: {
    50: '#9671c9',
    500: '#6337b1',
    950: '#000000',
  },
}

SCSS

$custom: #6337b1;
$custom-light: #9671c9;
$custom-dark: #000000;

JSON

{
  "hex": "#6337b1",
  "rgb": {
    "r": 99,
    "g": 55,
    "b": 177
  },
  "hsl": {
    "h": 261.639,
    "s": 52.586,
    "l": 45.49
  },
  "oklch": {
    "l": 0.4611,
    "c": 0.1826,
    "h": 294.7
  },
  "luminance": 0.08559
}

Semantic roles & 50–950 ramp

primary

#6337B1

secondary

#ABC480

accent

#DC4CA8

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #6337B1

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

Preview Lab → · Contrast checker → · Palette generator →