#661F71#661F71

#661F71 is a dark, vivid purple. Relative luminance 0.050; OKLCH L 38.7% C 0.146 H 322.0°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#661F71
RGB	rgb(102, 31, 113)
HSL	hsl(292, 57%, 28%)
HSV	hsv(292, 73%, 44%)
CMYK	cmyk(9.7%, 72.6%, 0%, 55.7%)
CIE-LAB	lab(26.73, 43.30, -32.12)
CIE-LCH	lch(26.73, 53.91, 323.43°)
OKLab	oklab(38.72% 0.1148 -0.0897)
OKLCH	oklch(38.72% 0.146 322)
XYZ	xyz(8.9498, 4.9975, 16.1128)
Luminance	0.0500 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.41

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661F71 #2A711F

analogous

#3D1F71 #661F71 #711F53

triadic

#661F71 #71661F #1F7166

tetradic

#661F71 #713D1F #2A711F #1F5371

square

#661F71 #713D1F #2A711F #1F5371

split-complementary

#661F71 #53711F #1F713D

monochromatic

#160718 #3B1241 #661F71 #912CA1 #B840CB

Accessibility & contrast

On white

10.50

#661F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#661F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661F71

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661F71	#FFFFFF	#000000	##FFFFFF
##661F71	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#033A73

Deuteranopia (green-blind)

#2A426F

Tritanopia (blue-blind)

#672D45

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #661f71;
/* rgb */ color: rgb(102, 31, 113);
/* oklch */ color: oklch(38.7% 0.146 322.0);

Tailwind

colors: {
  custom: {
    50: '#94629a',
    500: '#661f71',
    950: '#000000',
  },
}

SCSS

$custom: #661f71;
$custom-light: #94629a;
$custom-dark: #000000;

JSON

{
  "hex": "#661f71",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 113
  },
  "hsl": {
    "h": 291.951,
    "s": 56.944,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38719,
    "c": 0.14567,
    "h": 322
  },
  "luminance": 0.04997
}

Semantic roles & 50–950 ramp

primary

#661F71

secondary

#54A547

accent

#E0485C

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0E050E

muted

#7E7A7E

Preview Lab

Preview with #661F71

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

Preview Lab → · Contrast checker → · Palette generator →