#661FA0#661FA0

#661FA0 is a dark, vivid violet. Relative luminance 0.063; OKLCH L 42.3% C 0.191 H 303.9°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#661FA0
RGB	rgb(102, 31, 160)
HSL	hsl(273, 68%, 37%)
HSV	hsv(273, 81%, 63%)
CMYK	cmyk(36.2%, 80.6%, 0%, 37.3%)
CIE-LAB	lab(30.26, 53.59, -55.69)
CIE-LCH	lch(30.26, 77.29, 313.90°)
OKLab	oklab(42.33% 0.1066 -0.1589)
OKLCH	oklch(42.33% 0.191 303.9)
XYZ	xyz(12.3132, 6.3428, 33.8265)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661FA0 #59A01F

analogous

#251FA0 #661FA0 #A01F9A

triadic

#661FA0 #A0661F #1FA066

tetradic

#661FA0 #A0251F #59A01F #1F9AA0

square

#661FA0 #A0251F #59A01F #1F9AA0

split-complementary

#661FA0 #9AA01F #1FA025

monochromatic

#250B39 #45156D #661FA0 #8729D3 #A35ADF

Accessibility & contrast

On white

9.26

#661FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#661FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661FA0

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661FA0	#FFFFFF	#000000	##FFFFFF
##661FA0	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A3

Deuteranopia (green-blind)

#00479E

Tritanopia (blue-blind)

#5A4260

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #661fa0;
/* rgb */ color: rgb(102, 31, 160);
/* oklch */ color: oklch(42.3% 0.191 303.9);

Tailwind

colors: {
  custom: {
    50: '#9864bd',
    500: '#661fa0',
    950: '#000000',
  },
}

SCSS

$custom: #661fa0;
$custom-light: #9864bd;
$custom-dark: #000000;

JSON

{
  "hex": "#661fa0",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 160
  },
  "hsl": {
    "h": 273.023,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.42327,
    "c": 0.19133,
    "h": 303.9
  },
  "luminance": 0.06343
}

Semantic roles & 50–950 ramp

primary

#661FA0

secondary

#88C358

accent

#EA3D8B

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #661FA0

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

Preview Lab → · Contrast checker → · Palette generator →