#6331A8#6331A8

#6331A8 is a dark, vivid violet. Relative luminance 0.077; OKLCH L 44.6% C 0.180 H 297.9°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#6331A8
RGB	rgb(99, 49, 168)
HSL	hsl(265, 55%, 43%)
HSV	hsv(265, 71%, 66%)
CMYK	cmyk(41.1%, 70.8%, 0%, 34.1%)
CIE-LAB	lab(33.30, 47.15, -55.59)
CIE-LCH	lch(33.30, 72.89, 310.30°)
OKLab	oklab(44.59% 0.084 -0.1588)
OKLCH	oklch(44.59% 0.18 297.9)
XYZ	xyz(13.3100, 7.6762, 37.8186)
Luminance	0.0768 (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

#6331A8 #76A831

analogous

#313AA8 #6331A8 #9F31A8

triadic

#6331A8 #A86331 #31A863

tetradic

#6331A8 #A8313A #76A831 #31A89F

square

#6331A8 #A8313A #76A831 #31A89F

split-complementary

#6331A8 #A89F31 #3AA831

monochromatic

#2B1549 #472379 #6331A8 #814CCB #A27BD8

Accessibility & contrast

On white

8.28

#6331A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#6331A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6331A8

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6331A8	#FFFFFF	#000000	##FFFFFF
##6331A8	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAC

Deuteranopia (green-blind)

#004DA6

Tritanopia (blue-blind)

#524E69

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #6331a8;
/* rgb */ color: rgb(99, 49, 168);
/* oklch */ color: oklch(44.6% 0.180 297.9);

Tailwind

colors: {
  custom: {
    50: '#956dc3',
    500: '#6331a8',
    950: '#000000',
  },
}

SCSS

$custom: #6331a8;
$custom-light: #956dc3;
$custom-dark: #000000;

JSON

{
  "hex": "#6331a8",
  "rgb": {
    "r": 99,
    "g": 49,
    "b": 168
  },
  "hsl": {
    "h": 265.21,
    "s": 54.839,
    "l": 42.549
  },
  "oklch": {
    "l": 0.44587,
    "c": 0.1796,
    "h": 297.9
  },
  "luminance": 0.07676
}

Semantic roles & 50–950 ramp

primary

#6331A8

secondary

#A1C174

accent

#DE4AA0

background

#F9F6FC

surface

#F2ECF8

border

#CCC7D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #6331A8

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

Preview Lab → · Contrast checker → · Palette generator →