#66158C#66158C

#66158C is a dark, vivid purple. Relative luminance 0.053; OKLCH L 39.9% C 0.181 H 311.3°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#66158C
RGB	rgb(102, 21, 140)
HSL	hsl(281, 74%, 32%)
HSV	hsv(281, 85%, 55%)
CMYK	cmyk(27.1%, 85%, 0%, 45.1%)
CIE-LAB	lab(27.45, 52.48, -47.99)
CIE-LCH	lch(27.45, 71.12, 317.56°)
OKLab	oklab(39.85% 0.1197 -0.1362)
OKLCH	oklch(39.85% 0.181 311.3)
XYZ	xyz(10.4804, 5.2548, 25.2681)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66158C #3B8C15

analogous

#2A158C #66158C #8C1577

triadic

#66158C #8C6615 #158C66

tetradic

#66158C #8C2A15 #3B8C15 #15778C

square

#66158C #8C2A15 #3B8C15 #15778C

split-complementary

#66158C #778C15 #158C2A

monochromatic

#180522 #3F0D57 #66158C #8D1DC1 #AC3AE1

Accessibility & contrast

On white

10.24

#66158C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#66158C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66158C

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66158C	#FFFFFF	#000000	##FFFFFF
##66158C	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8F

Deuteranopia (green-blind)

#00428A

Tritanopia (blue-blind)

#613553

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #66158c;
/* rgb */ color: rgb(102, 21, 140);
/* oklch */ color: oklch(39.9% 0.181 311.3);

Tailwind

colors: {
  custom: {
    50: '#965fae',
    500: '#66158c',
    950: '#000000',
  },
}

SCSS

$custom: #66158c;
$custom-light: #965fae;
$custom-dark: #000000;

JSON

{
  "hex": "#66158c",
  "rgb": {
    "r": 102,
    "g": 21,
    "b": 140
  },
  "hsl": {
    "h": 280.84,
    "s": 73.913,
    "l": 31.569
  },
  "oklch": {
    "l": 0.3985,
    "c": 0.1813,
    "h": 311.3
  },
  "luminance": 0.05255
}

Semantic roles & 50–950 ramp

primary

#66158C

secondary

#67C03D

accent

#F13772

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #66158C

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

Preview Lab → · Contrast checker → · Palette generator →