#661C94#661C94

#661C94 is a dark, vivid violet. Relative luminance 0.058; OKLCH L 41.1% C 0.183 H 308.0°. Best body text is #FFFFFF at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#661C94
RGB	rgb(102, 28, 148)
HSL	hsl(277, 68%, 35%)
HSV	hsv(277, 81%, 58%)
CMYK	cmyk(31.1%, 81.1%, 0%, 42%)
CIE-LAB	lab(28.89, 51.94, -50.60)
CIE-LCH	lch(28.89, 72.52, 315.75°)
OKLab	oklab(41.06% 0.1123 -0.1439)
OKLCH	oklch(41.06% 0.183 308)
XYZ	xyz(11.2389, 5.7936, 28.5374)
Luminance	0.0579 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661C94 #4A941C

analogous

#2A1C94 #661C94 #941C86

triadic

#661C94 #94661C #1C9466

tetradic

#661C94 #942A1C #4A941C #1C8694

square

#661C94 #942A1C #4A941C #1C8694

split-complementary

#661C94 #86941C #1C942A

monochromatic

#1F092D #431261 #661C94 #8926C7 #A64DDD

Accessibility & contrast

On white

9.73

#661C94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#661C94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661C94

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661C94	#FFFFFF	#000000	##FFFFFF
##661C94	1.00	9.73	2.16	9.73
#FFFFFF	9.73	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004297

Deuteranopia (green-blind)

#004592

Tritanopia (blue-blind)

#5E3B58

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #661c94;
/* rgb */ color: rgb(102, 28, 148);
/* oklch */ color: oklch(41.1% 0.183 308.0);

Tailwind

colors: {
  custom: {
    50: '#9762b4',
    500: '#661c94',
    950: '#000000',
  },
}

SCSS

$custom: #661c94;
$custom-light: #9762b4;
$custom-dark: #000000;

JSON

{
  "hex": "#661c94",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 148
  },
  "hsl": {
    "h": 277,
    "s": 68.182,
    "l": 34.51
  },
  "oklch": {
    "l": 0.41056,
    "c": 0.18251,
    "h": 308
  },
  "luminance": 0.05793
}

Semantic roles & 50–950 ramp

primary

#661C94

secondary

#78C04C

accent

#EB3D80

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #661C94

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

Preview Lab → · Contrast checker → · Palette generator →