#660F6A#660F6A

#660F6A is a dark, vivid purple. Relative luminance 0.042; OKLCH L 36.9% C 0.157 H 326.1°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#660F6A
RGB	rgb(102, 15, 106)
HSL	hsl(297, 75%, 24%)
HSV	hsv(297, 86%, 42%)
CMYK	cmyk(3.8%, 85.8%, 0%, 58.4%)
CIE-LAB	lab(24.35, 47.49, -31.41)
CIE-LCH	lch(24.35, 56.94, 326.52°)
OKLab	oklab(36.88% 0.1304 -0.0875)
OKLCH	oklch(36.88% 0.157 326.1)
XYZ	xyz(8.2517, 4.2076, 14.0104)
Luminance	0.0421 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.84

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#660F6A #136A0F

analogous

#380F6A #660F6A #6A0F40

triadic

#660F6A #6A660F #0F6A66

tetradic

#660F6A #6A380F #136A0F #0F406A

square

#660F6A #6A380F #136A0F #0F406A

split-complementary

#660F6A #406A0F #0F6A38

monochromatic

#1A041B #320734 #660F6A #9A17A0 #CD1ED5

Accessibility & contrast

On white

11.40

#660F6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#660F6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #660F6A

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##660F6A	#FFFFFF	#000000	##FFFFFF
##660F6A	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336C

Deuteranopia (green-blind)

#273D68

Tritanopia (blue-blind)

#69213E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #660f6a;
/* rgb */ color: rgb(102, 15, 106);
/* oklch */ color: oklch(36.9% 0.157 326.1);

Tailwind

colors: {
  custom: {
    50: '#955b95',
    500: '#660f6a',
    950: '#000000',
  },
}

SCSS

$custom: #660f6a;
$custom-light: #955b95;
$custom-dark: #000000;

JSON

{
  "hex": "#660f6a",
  "rgb": {
    "r": 102,
    "g": 15,
    "b": 106
  },
  "hsl": {
    "h": 297.363,
    "s": 75.207,
    "l": 23.725
  },
  "oklch": {
    "l": 0.36877,
    "c": 0.15699,
    "h": 326.1
  },
  "luminance": 0.04207
}

Semantic roles & 50–950 ramp

primary

#660F6A

secondary

#37A232

accent

#F2363E

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0E040D

muted

#7E797E

Preview Lab

Preview with #660F6A

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

Preview Lab → · Contrast checker → · Palette generator →