#6331AA#6331AA

#6331AA is a dark, vivid violet. Relative luminance 0.078; OKLCH L 44.8% C 0.182 H 297.4°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#6331AA
RGB	rgb(99, 49, 170)
HSL	hsl(265, 55%, 43%)
HSV	hsv(265, 71%, 67%)
CMYK	cmyk(41.8%, 71.2%, 0%, 33.3%)
CIE-LAB	lab(33.46, 47.67, -56.53)
CIE-LCH	lch(33.46, 73.95, 310.14°)
OKLab	oklab(44.75% 0.0836 -0.1615)
OKLCH	oklch(44.75% 0.182 297.4)
XYZ	xyz(13.4977, 7.7513, 38.8074)
Luminance	0.0775 (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

#6331AA #78AA31

analogous

#313CAA #6331AA #9F31AA

triadic

#6331AA #AA6331 #31AA63

tetradic

#6331AA #AA313C #78AA31 #31AA9F

square

#6331AA #AA313C #78AA31 #31AA9F

split-complementary

#6331AA #AA9F31 #3CAA31

monochromatic

#2C164B #47237A #6331AA #814DCC #A37CD9

Accessibility & contrast

On white

8.23

#6331AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#6331AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6331AA

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6331AA	#FFFFFF	#000000	##FFFFFF
##6331AA	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAE

Deuteranopia (green-blind)

#004DA8

Tritanopia (blue-blind)

#514F6A

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #6331aa;
/* rgb */ color: rgb(99, 49, 170);
/* oklch */ color: oklch(44.8% 0.182 297.4);

Tailwind

colors: {
  custom: {
    50: '#966dc4',
    500: '#6331aa',
    950: '#000000',
  },
}

SCSS

$custom: #6331aa;
$custom-light: #966dc4;
$custom-dark: #000000;

JSON

{
  "hex": "#6331aa",
  "rgb": {
    "r": 99,
    "g": 49,
    "b": 170
  },
  "hsl": {
    "h": 264.793,
    "s": 55.251,
    "l": 42.941
  },
  "oklch": {
    "l": 0.44751,
    "c": 0.18188,
    "h": 297.4
  },
  "luminance": 0.07752
}

Semantic roles & 50–950 ramp

primary

#6331AA

secondary

#A2C275

accent

#DF49A1

background

#F9F6FC

surface

#F2ECF8

border

#CCC7D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #6331AA

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

Preview Lab → · Contrast checker → · Palette generator →