#6633AA#6633AA

#6633AA is a mid, vivid violet. Relative luminance 0.081; OKLCH L 45.3% C 0.180 H 298.5°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#6633AA
RGB	rgb(102, 51, 170)
HSL	hsl(266, 54%, 43%)
HSV	hsv(266, 70%, 67%)
CMYK	cmyk(40%, 70%, 0%, 33.3%)
CIE-LAB	lab(34.18, 47.25, -55.34)
CIE-LCH	lch(34.18, 72.77, 310.49°)
OKLab	oklab(45.34% 0.0859 -0.1579)
OKLCH	oklch(45.34% 0.18 298.5)
XYZ	xyz(13.9172, 8.0945, 38.8516)
Luminance	0.0809 (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

#6633AA #77AA33

analogous

#333CAA #6633AA #A133AA

triadic

#6633AA #AA6633 #33AA66

tetradic

#6633AA #AA333C #77AA33 #33AAA1

square

#6633AA #AA333C #77AA33 #33AAA1

split-complementary

#6633AA #AAA133 #3CAA33

monochromatic

#2E174C #4A257B #6633AA #8450CA #A57FD9

Accessibility & contrast

On white

8.02

#6633AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#6633AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6633AA

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6633AA	#FFFFFF	#000000	##FFFFFF
##6633AA	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AE

Deuteranopia (green-blind)

#004FA8

Tritanopia (blue-blind)

#56506B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #6633aa;
/* rgb */ color: rgb(102, 51, 170);
/* oklch */ color: oklch(45.3% 0.180 298.5);

Tailwind

colors: {
  custom: {
    50: '#976fc4',
    500: '#6633aa',
    950: '#000000',
  },
}

SCSS

$custom: #6633aa;
$custom-light: #976fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#6633aa",
  "rgb": {
    "r": 102,
    "g": 51,
    "b": 170
  },
  "hsl": {
    "h": 265.714,
    "s": 53.846,
    "l": 43.333
  },
  "oklch": {
    "l": 0.45344,
    "c": 0.1798,
    "h": 298.5
  },
  "luminance": 0.08095
}

Semantic roles & 50–950 ramp

primary

#6633AA

secondary

#A2C277

accent

#DD4B9E

background

#F9F6FC

surface

#F2ECF8

border

#CCC7D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #6633AA

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

Preview Lab → · Contrast checker → · Palette generator →