#661790#661790

#661790 is a dark, vivid violet. Relative luminance 0.055; OKLCH L 40.3% C 0.183 H 309.8°. Best body text is #FFFFFF at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#661790
RGB	rgb(102, 23, 144)
HSL	hsl(279, 72%, 33%)
HSV	hsv(279, 84%, 56%)
CMYK	cmyk(29.2%, 84%, 0%, 43.5%)
CIE-LAB	lab(27.98, 52.73, -49.60)
CIE-LCH	lch(27.98, 72.39, 316.75°)
OKLab	oklab(40.33% 0.1172 -0.1409)
OKLCH	oklch(40.33% 0.183 309.8)
XYZ	xyz(10.8189, 5.4514, 26.8624)
Luminance	0.0545 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661790 #419017

analogous

#2A1790 #661790 #90177D

triadic

#661790 #906617 #179066

tetradic

#661790 #902A17 #419017 #177D90

square

#661790 #902A17 #419017 #177D90

split-complementary

#661790 #7D9017 #17902A

monochromatic

#1B0626 #410F5B #661790 #8B1FC5 #A941E1

Accessibility & contrast

On white

10.05

#661790 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#661790 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661790

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661790	#FFFFFF	#000000	##FFFFFF
##661790	1.00	10.05	2.09	10.05
#FFFFFF	10.05	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F93

Deuteranopia (green-blind)

#00438E

Tritanopia (blue-blind)

#603755

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #661790;
/* rgb */ color: rgb(102, 23, 144);
/* oklch */ color: oklch(40.3% 0.183 309.8);

Tailwind

colors: {
  custom: {
    50: '#9760b1',
    500: '#661790',
    950: '#000000',
  },
}

SCSS

$custom: #661790;
$custom-light: #9760b1;
$custom-dark: #000000;

JSON

{
  "hex": "#661790",
  "rgb": {
    "r": 102,
    "g": 23,
    "b": 144
  },
  "hsl": {
    "h": 279.174,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.40325,
    "c": 0.18327,
    "h": 309.8
  },
  "luminance": 0.05451
}

Semantic roles & 50–950 ramp

primary

#661790

secondary

#6EC142

accent

#EF3978

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0511

muted

#7E7A80

Preview Lab

Preview with #661790

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

Preview Lab → · Contrast checker → · Palette generator →