#661F5B#661F5B

#661F5B is a dark, vivid purple. Relative luminance 0.046; OKLCH L 37.4% C 0.126 H 334.5°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#661F5B
RGB	rgb(102, 31, 91)
HSL	hsl(309, 53%, 26%)
HSV	hsv(309, 70%, 40%)
CMYK	cmyk(0%, 69.6%, 10.8%, 60%)
CIE-LAB	lab(25.44, 39.18, -19.86)
CIE-LCH	lch(25.44, 43.92, 333.12°)
OKLab	oklab(37.38% 0.1138 -0.0542)
OKLCH	oklch(37.38% 0.126 334.5)
XYZ	xyz(7.8579, 4.5607, 10.3620)
Luminance	0.0456 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661F5B #1F662A

analogous

#4D1F66 #661F5B #661F37

triadic

#661F5B #5B661F #1F5B66

tetradic

#661F5B #664D1F #1F662A #1F3766

square

#661F5B #664D1F #1F662A #1F3766

split-complementary

#661F5B #37661F #1F664D

monochromatic

#170715 #371131 #661F5B #952D85 #C43CAF

Accessibility & contrast

On white

10.98

#661F5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#661F5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661F5B

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661F5B	#FFFFFF	#000000	##FFFFFF
##661F5B	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E365D

Deuteranopia (green-blind)

#364059

Tritanopia (blue-blind)

#6B243A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #661f5b;
/* rgb */ color: rgb(102, 31, 91);
/* oklch */ color: oklch(37.4% 0.126 334.5);

Tailwind

colors: {
  custom: {
    50: '#946189',
    500: '#661f5b',
    950: '#000000',
  },
}

SCSS

$custom: #661f5b;
$custom-light: #946189;
$custom-dark: #000000;

JSON

{
  "hex": "#661f5b",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 91
  },
  "hsl": {
    "h": 309.296,
    "s": 53.383,
    "l": 26.078
  },
  "oklch": {
    "l": 0.37377,
    "c": 0.12599,
    "h": 334.5
  },
  "luminance": 0.0456
}

Semantic roles & 50–950 ramp

primary

#661F5B

secondary

#469A53

accent

#DD624B

background

#F9F5F8

surface

#F2EAF0

border

#CCC6CB

text

#0D050B

muted

#7E797C

Preview Lab

Preview with #661F5B

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

Preview Lab → · Contrast checker → · Palette generator →