#6337AB#6337AB

#6337AB is a mid, vivid violet. Relative luminance 0.083; OKLCH L 45.6% C 0.176 H 296.1°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#6337AB
RGB	rgb(99, 55, 171)
HSL	hsl(263, 51%, 44%)
HSV	hsv(263, 68%, 67%)
CMYK	cmyk(42.1%, 67.8%, 0%, 32.9%)
CIE-LAB	lab(34.65, 44.86, -55.19)
CIE-LCH	lch(34.65, 71.12, 309.10°)
OKLab	oklab(45.63% 0.0772 -0.1576)
OKLCH	oklch(45.63% 0.176 296.1)
XYZ	xyz(13.8605, 8.3250, 39.3968)
Luminance	0.0833 (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

#6337AB #7FAB37

analogous

#3745AB #6337AB #9D37AB

triadic

#6337AB #AB6337 #37AB63

tetradic

#6337AB #AB3745 #7FAB37 #37AB9D

square

#6337AB #AB3745 #7FAB37 #37AB9D

split-complementary

#6337AB #AB9D37 #45AB37

monochromatic

#2D194E #48287D #6337AB #8256C9 #A485D8

Accessibility & contrast

On white

7.88

#6337AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#6337AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6337AB

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6337AB	#FFFFFF	#000000	##FFFFFF
##6337AB	1.00	7.88	2.67	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AF

Deuteranopia (green-blind)

#0050A9

Tritanopia (blue-blind)

#50536C

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #6337ab;
/* rgb */ color: rgb(99, 55, 171);
/* oklch */ color: oklch(45.6% 0.176 296.1);

Tailwind

colors: {
  custom: {
    50: '#9571c5',
    500: '#6337ab',
    950: '#000000',
  },
}

SCSS

$custom: #6337ab;
$custom-light: #9571c5;
$custom-dark: #000000;

JSON

{
  "hex": "#6337ab",
  "rgb": {
    "r": 99,
    "g": 55,
    "b": 171
  },
  "hsl": {
    "h": 262.759,
    "s": 51.327,
    "l": 44.314
  },
  "oklch": {
    "l": 0.45626,
    "c": 0.17553,
    "h": 296.1
  },
  "luminance": 0.08325
}

Semantic roles & 50–950 ramp

primary

#6337AB

secondary

#A7C17C

accent

#DB4DA5

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #6337AB

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

Preview Lab → · Contrast checker → · Palette generator →