#66158E#66158E

#66158E is a dark, vivid purple. Relative luminance 0.053; OKLCH L 40.0% C 0.183 H 310.6°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#66158E
RGB	rgb(102, 21, 142)
HSL	hsl(280, 74%, 32%)
HSV	hsv(280, 85%, 56%)
CMYK	cmyk(28.2%, 85.2%, 0%, 44.3%)
CIE-LAB	lab(27.61, 52.91, -48.97)
CIE-LCH	lch(27.61, 72.09, 317.21°)
OKLab	oklab(40.02% 0.1192 -0.139)
OKLCH	oklch(40.02% 0.183 310.6)
XYZ	xyz(10.6292, 5.3144, 26.0518)
Luminance	0.0531 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66158E #3D8E15

analogous

#29158E #66158E #8E157A

triadic

#66158E #8E6615 #158E66

tetradic

#66158E #8E2915 #3D8E15 #157A8E

square

#66158E #8E2915 #3D8E15 #157A8E

split-complementary

#66158E #7A8E15 #158E29

monochromatic

#190523 #400D59 #66158E #8C1DC3 #AB3BE2

Accessibility & contrast

On white

10.18

#66158E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#66158E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66158E

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66158E	#FFFFFF	#000000	##FFFFFF
##66158E	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#00428C

Tritanopia (blue-blind)

#603654

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #66158e;
/* rgb */ color: rgb(102, 21, 142);
/* oklch */ color: oklch(40.0% 0.183 310.6);

Tailwind

colors: {
  custom: {
    50: '#975fb0',
    500: '#66158e',
    950: '#000000',
  },
}

SCSS

$custom: #66158e;
$custom-light: #975fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#66158e",
  "rgb": {
    "r": 102,
    "g": 21,
    "b": 142
  },
  "hsl": {
    "h": 280.165,
    "s": 74.233,
    "l": 31.961
  },
  "oklch": {
    "l": 0.40015,
    "c": 0.1831,
    "h": 310.6
  },
  "luminance": 0.05314
}

Semantic roles & 50–950 ramp

primary

#66158E

secondary

#69C23D

accent

#F13774

background

#F9F5FA

surface

#F2EAF5

border

#CCC6CF

text

#0E0511

muted

#7E7980

Preview Lab

Preview with #66158E

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

Preview Lab → · Contrast checker → · Palette generator →