#6623AA#6623AA

#6623AA is a dark, vivid violet. Relative luminance 0.069; OKLCH L 43.6% C 0.198 H 300.6°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#6623AA
RGB	rgb(102, 35, 170)
HSL	hsl(270, 66%, 40%)
HSV	hsv(270, 79%, 67%)
CMYK	cmyk(40%, 79.4%, 0%, 33.3%)
CIE-LAB	lab(31.64, 54.44, -59.47)
CIE-LCH	lch(31.64, 80.63, 312.47°)
OKLab	oklab(43.56% 0.1006 -0.17)
OKLCH	oklch(43.56% 0.198 300.6)
XYZ	xyz(13.3344, 6.9290, 38.6573)
Luminance	0.0693 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6623AA #67AA23

analogous

#2323AA #6623AA #AA23AA

triadic

#6623AA #AA6623 #23AA66

tetradic

#6623AA #AA2323 #67AA23 #23AAAA

square

#6623AA #AA2323 #67AA23 #23AAAA

split-complementary

#6623AA #AAAA23 #23AA23

monochromatic

#290E44 #481977 #6623AA #8535D5 #A368E0

Accessibility & contrast

On white

8.80

#6623AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#6623AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6623AA

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6623AA	#FFFFFF	#000000	##FFFFFF
##6623AA	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAE

Deuteranopia (green-blind)

#004AA7

Tritanopia (blue-blind)

#564867

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #6623aa;
/* rgb */ color: rgb(102, 35, 170);
/* oklch */ color: oklch(43.6% 0.198 300.6);

Tailwind

colors: {
  custom: {
    50: '#9866c4',
    500: '#6623aa',
    950: '#000000',
  },
}

SCSS

$custom: #6623aa;
$custom-light: #9866c4;
$custom-dark: #000000;

JSON

{
  "hex": "#6623aa",
  "rgb": {
    "r": 102,
    "g": 35,
    "b": 170
  },
  "hsl": {
    "h": 269.778,
    "s": 65.854,
    "l": 40.196
  },
  "oklch": {
    "l": 0.43557,
    "c": 0.19752,
    "h": 300.6
  },
  "luminance": 0.06929
}

Semantic roles & 50–950 ramp

primary

#6623AA

secondary

#95C663

accent

#E93F95

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0F0613

muted

#7E7A82

Preview Lab

Preview with #6623AA

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

Preview Lab → · Contrast checker → · Palette generator →