#66158D#66158D

#66158D is a dark, vivid purple. Relative luminance 0.053; OKLCH L 39.9% C 0.182 H 311.0°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#66158D
RGB	rgb(102, 21, 141)
HSL	hsl(281, 74%, 32%)
HSV	hsv(281, 85%, 55%)
CMYK	cmyk(27.7%, 85.1%, 0%, 44.7%)
CIE-LAB	lab(27.53, 52.70, -48.48)
CIE-LCH	lch(27.53, 71.60, 317.39°)
OKLab	oklab(39.93% 0.1194 -0.1376)
OKLCH	oklch(39.93% 0.182 311)
XYZ	xyz(10.5544, 5.2845, 25.6582)
Luminance	0.0528 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66158D #3C8D15

analogous

#2A158D #66158D #8D1578

triadic

#66158D #8D6615 #158D66

tetradic

#66158D #8D2A15 #3C8D15 #15788D

square

#66158D #8D2A15 #3C8D15 #15788D

split-complementary

#66158D #788D15 #158D2A

monochromatic

#190522 #3F0D58 #66158D #8D1DC2 #AB3BE2

Accessibility & contrast

On white

10.21

#66158D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#66158D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66158D

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66158D	#FFFFFF	#000000	##FFFFFF
##66158D	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E90

Deuteranopia (green-blind)

#00428B

Tritanopia (blue-blind)

#613553

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #66158d;
/* rgb */ color: rgb(102, 21, 141);
/* oklch */ color: oklch(39.9% 0.182 311.0);

Tailwind

colors: {
  custom: {
    50: '#965faf',
    500: '#66158d',
    950: '#000000',
  },
}

SCSS

$custom: #66158d;
$custom-light: #965faf;
$custom-dark: #000000;

JSON

{
  "hex": "#66158d",
  "rgb": {
    "r": 102,
    "g": 21,
    "b": 141
  },
  "hsl": {
    "h": 280.5,
    "s": 74.074,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39933,
    "c": 0.1822,
    "h": 311
  },
  "luminance": 0.05284
}

Semantic roles & 50–950 ramp

primary

#66158D

secondary

#68C13D

accent

#F13773

background

#F9F5FA

surface

#F2EAF5

border

#CCC6CF

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #66158D

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

Preview Lab → · Contrast checker → · Palette generator →