#66157B#66157B

#66157B is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.5% C 0.166 H 318.0°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#66157B
RGB	rgb(102, 21, 123)
HSL	hsl(288, 71%, 28%)
HSV	hsv(288, 83%, 48%)
CMYK	cmyk(17.1%, 82.9%, 0%, 51.8%)
CIE-LAB	lab(26.13, 48.98, -39.45)
CIE-LCH	lch(26.13, 62.89, 321.15°)
OKLab	oklab(38.52% 0.1235 -0.1111)
OKLCH	oklch(38.52% 0.166 318)
XYZ	xyz(9.3223, 4.7916, 19.1689)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66157B #2A7B15

analogous

#33157B #66157B #7B155D

triadic

#66157B #7B6615 #157B66

tetradic

#66157B #7B3315 #2A7B15 #155D7B

square

#66157B #7B3315 #2A7B15 #155D7B

split-complementary

#66157B #5D7B15 #157B33

monochromatic

#16041A #3B0C47 #66157B #911EAF #B82FDB

Accessibility & contrast

On white

10.72

#66157B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#66157B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66157B

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66157B	#FFFFFF	#000000	##FFFFFF
##66157B	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397E

Deuteranopia (green-blind)

#1A4079

Tritanopia (blue-blind)

#652D49

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #66157b;
/* rgb */ color: rgb(102, 21, 123);
/* oklch */ color: oklch(38.5% 0.166 318.0);

Tailwind

colors: {
  custom: {
    50: '#955ea2',
    500: '#66157b',
    950: '#000000',
  },
}

SCSS

$custom: #66157b;
$custom-light: #955ea2;
$custom-dark: #000000;

JSON

{
  "hex": "#66157b",
  "rgb": {
    "r": 102,
    "g": 21,
    "b": 123
  },
  "hsl": {
    "h": 287.647,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38516,
    "c": 0.16607,
    "h": 318
  },
  "luminance": 0.04791
}

Semantic roles & 50–950 ramp

primary

#66157B

secondary

#54B03B

accent

#EE3A5F

background

#F9F5FA

surface

#F2EAF3

border

#CCC6CD

text

#0E050F

muted

#7E797F

Preview Lab

Preview with #66157B

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

Preview Lab → · Contrast checker → · Palette generator →