#661B94#661B94

#661B94 is a dark, vivid violet. Relative luminance 0.057; OKLCH L 41.0% C 0.183 H 308.1°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#661B94
RGB	rgb(102, 27, 148)
HSL	hsl(277, 69%, 34%)
HSV	hsv(277, 82%, 58%)
CMYK	cmyk(31.1%, 81.8%, 0%, 42%)
CIE-LAB	lab(28.76, 52.29, -50.80)
CIE-LCH	lch(28.76, 72.90, 315.83°)
OKLab	oklab(40.97% 0.1131 -0.1444)
OKLCH	oklch(40.97% 0.183 308.1)
XYZ	xyz(11.2156, 5.7469, 28.5297)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661B94 #49941B

analogous

#2A1B94 #661B94 #941B86

triadic

#661B94 #94661B #1B9466

tetradic

#661B94 #942A1B #49941B #1B8694

square

#661B94 #942A1B #49941B #1B8694

split-complementary

#661B94 #86941B #1B942A

monochromatic

#1F082C #421260 #661B94 #8A24C8 #A64BDE

Accessibility & contrast

On white

9.77

#661B94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#661B94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661B94

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661B94	#FFFFFF	#000000	##FFFFFF
##661B94	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004197

Deuteranopia (green-blind)

#004492

Tritanopia (blue-blind)

#5E3B58

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #661b94;
/* rgb */ color: rgb(102, 27, 148);
/* oklch */ color: oklch(41.0% 0.183 308.1);

Tailwind

colors: {
  custom: {
    50: '#9762b4',
    500: '#661b94',
    950: '#000000',
  },
}

SCSS

$custom: #661b94;
$custom-light: #9762b4;
$custom-dark: #000000;

JSON

{
  "hex": "#661b94",
  "rgb": {
    "r": 102,
    "g": 27,
    "b": 148
  },
  "hsl": {
    "h": 277.19,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.40972,
    "c": 0.18345,
    "h": 308.1
  },
  "luminance": 0.05747
}

Semantic roles & 50–950 ramp

primary

#661B94

secondary

#77C04B

accent

#EC3C7F

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #661B94

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

Preview Lab → · Contrast checker → · Palette generator →