#661F72#661F72

#661F72 is a dark, vivid purple. Relative luminance 0.050; OKLCH L 38.8% C 0.147 H 321.5°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#661F72
RGB	rgb(102, 31, 114)
HSL	hsl(291, 57%, 28%)
HSV	hsv(291, 73%, 45%)
CMYK	cmyk(10.5%, 72.8%, 0%, 55.3%)
CIE-LAB	lab(26.79, 43.50, -32.66)
CIE-LCH	lch(26.79, 54.40, 323.11°)
OKLab	oklab(38.79% 0.1148 -0.0912)
OKLCH	oklch(38.79% 0.147 321.5)
XYZ	xyz(9.0064, 5.0201, 16.4109)
Luminance	0.0502 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661F72 #2B721F

analogous

#3C1F72 #661F72 #721F54

triadic

#661F72 #72661F #1F7266

tetradic

#661F72 #723C1F #2B721F #1F5472

square

#661F72 #723C1F #2B721F #1F5472

split-complementary

#661F72 #54721F #1F723C

monochromatic

#160718 #3B1242 #661F72 #912CA2 #B740CB

Accessibility & contrast

On white

10.48

#661F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#661F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661F72

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661F72	#FFFFFF	#000000	##FFFFFF
##661F72	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#013A74

Deuteranopia (green-blind)

#294270

Tritanopia (blue-blind)

#672E46

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #661f72;
/* rgb */ color: rgb(102, 31, 114);
/* oklch */ color: oklch(38.8% 0.147 321.5);

Tailwind

colors: {
  custom: {
    50: '#95629b',
    500: '#661f72',
    950: '#000000',
  },
}

SCSS

$custom: #661f72;
$custom-light: #95629b;
$custom-dark: #000000;

JSON

{
  "hex": "#661f72",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 114
  },
  "hsl": {
    "h": 291.325,
    "s": 57.241,
    "l": 28.431
  },
  "oklch": {
    "l": 0.38786,
    "c": 0.14661,
    "h": 321.5
  },
  "luminance": 0.0502
}

Semantic roles & 50–950 ramp

primary

#661F72

secondary

#55A647

accent

#E0475D

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0E050E

muted

#7E7A7E

Preview Lab

Preview with #661F72

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

Preview Lab → · Contrast checker → · Palette generator →