#661FA7#661FA7

#661FA7 is a dark, vivid violet. Relative luminance 0.066; OKLCH L 42.9% C 0.198 H 301.8°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#661FA7
RGB	rgb(102, 31, 167)
HSL	hsl(271, 69%, 39%)
HSV	hsv(271, 81%, 65%)
CMYK	cmyk(38.9%, 81.4%, 0%, 34.5%)
CIE-LAB	lab(30.87, 55.23, -58.94)
CIE-LCH	lch(30.87, 80.77, 313.14°)
OKLab	oklab(42.93% 0.1046 -0.1684)
OKLCH	oklch(42.93% 0.198 301.8)
XYZ	xyz(12.9428, 6.5947, 37.1428)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661FA7 #60A71F

analogous

#221FA7 #661FA7 #A71FA4

triadic

#661FA7 #A7661F #1FA766

tetradic

#661FA7 #A7221F #60A71F #1FA4A7

square

#661FA7 #A7221F #60A71F #1FA4A7

split-complementary

#661FA7 #A4A71F #1FA722

monochromatic

#270C40 #461573 #661FA7 #852BD8 #A35FE1

Accessibility & contrast

On white

9.06

#661FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#661FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661FA7

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661FA7	#FFFFFF	#000000	##FFFFFF
##661FA7	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AB

Deuteranopia (green-blind)

#0048A4

Tritanopia (blue-blind)

#584564

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #661fa7;
/* rgb */ color: rgb(102, 31, 167);
/* oklch */ color: oklch(42.9% 0.198 301.8);

Tailwind

colors: {
  custom: {
    50: '#9864c2',
    500: '#661fa7',
    950: '#000000',
  },
}

SCSS

$custom: #661fa7;
$custom-light: #9864c2;
$custom-dark: #000000;

JSON

{
  "hex": "#661fa7",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 167
  },
  "hsl": {
    "h": 271.324,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.42934,
    "c": 0.19822,
    "h": 301.8
  },
  "luminance": 0.06595
}

Semantic roles & 50–950 ramp

primary

#661FA7

secondary

#8FC65C

accent

#EC3C90

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0F0613

muted

#7E7A82

Preview Lab

Preview with #661FA7

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

Preview Lab → · Contrast checker → · Palette generator →