#661F7D#661F7D

#661F7D is a dark, vivid purple. Relative luminance 0.053; OKLCH L 39.6% C 0.157 H 316.5°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#661F7D
RGB	rgb(102, 31, 125)
HSL	hsl(285, 60%, 31%)
HSV	hsv(285, 75%, 49%)
CMYK	cmyk(18.4%, 75.2%, 0%, 51%)
CIE-LAB	lab(27.53, 45.78, -38.46)
CIE-LCH	lch(27.53, 59.79, 319.96°)
OKLab	oklab(39.55% 0.1139 -0.1082)
OKLCH	oklch(39.55% 0.157 316.5)
XYZ	xyz(9.6706, 5.2858, 19.9089)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661F7D #367D1F

analogous

#371F7D #661F7D #7D1F65

triadic

#661F7D #7D661F #1F7D66

tetradic

#661F7D #7D371F #367D1F #1F657D

square

#661F7D #7D371F #367D1F #1F657D

split-complementary

#661F7D #657D1F #1F7D37

monochromatic

#16071B #3E134C #661F7D #8E2BAE #AF45D1

Accessibility & contrast

On white

10.21

#661F7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#661F7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661F7D

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661F7D	#FFFFFF	#000000	##FFFFFF
##661F7D	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D80

Deuteranopia (green-blind)

#1F437B

Tritanopia (blue-blind)

#65334C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #661f7d;
/* rgb */ color: rgb(102, 31, 125);
/* oklch */ color: oklch(39.6% 0.157 316.5);

Tailwind

colors: {
  custom: {
    50: '#9562a3',
    500: '#661f7d',
    950: '#000000',
  },
}

SCSS

$custom: #661f7d;
$custom-light: #9562a3;
$custom-dark: #000000;

JSON

{
  "hex": "#661f7d",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 125
  },
  "hsl": {
    "h": 285.319,
    "s": 60.256,
    "l": 30.588
  },
  "oklch": {
    "l": 0.39552,
    "c": 0.1571,
    "h": 316.5
  },
  "luminance": 0.05285
}

Semantic roles & 50–950 ramp

primary

#661F7D

secondary

#61B048

accent

#E3446B

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E050F

muted

#7E7A7F

Preview Lab

Preview with #661F7D

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

Preview Lab → · Contrast checker → · Palette generator →