#661E87#661E87

#661E87 is a dark, vivid purple. Relative luminance 0.055; OKLCH L 40.2% C 0.168 H 312.5°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#661E87
RGB	rgb(102, 30, 135)
HSL	hsl(281, 64%, 32%)
HSV	hsv(281, 78%, 53%)
CMYK	cmyk(24.4%, 77.8%, 0%, 47.1%)
CIE-LAB	lab(28.12, 48.32, -43.79)
CIE-LCH	lch(28.12, 65.21, 317.82°)
OKLab	oklab(40.2% 0.1134 -0.1239)
OKLCH	oklch(40.2% 0.168 312.5)
XYZ	xyz(10.3161, 5.5029, 23.4357)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.94

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661E87 #3F871E

analogous

#321E87 #661E87 #871E73

triadic

#661E87 #87661E #1E8766

tetradic

#661E87 #87321E #3F871E #1E7387

square

#661E87 #87321E #3F871E #1E7387

split-complementary

#661E87 #73871E #1E8732

monochromatic

#1A0823 #401355 #661E87 #8C29B9 #AA49D7

Accessibility & contrast

On white

10.00

#661E87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#661E87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661E87

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661E87	#FFFFFF	#000000	##FFFFFF
##661E87	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8A

Deuteranopia (green-blind)

#0F4485

Tritanopia (blue-blind)

#623651

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #661e87;
/* rgb */ color: rgb(102, 30, 135);
/* oklch */ color: oklch(40.2% 0.168 312.5);

Tailwind

colors: {
  custom: {
    50: '#9662ab',
    500: '#661e87',
    950: '#000000',
  },
}

SCSS

$custom: #661e87;
$custom-light: #9662ab;
$custom-dark: #000000;

JSON

{
  "hex": "#661e87",
  "rgb": {
    "r": 102,
    "g": 30,
    "b": 135
  },
  "hsl": {
    "h": 281.143,
    "s": 63.636,
    "l": 32.353
  },
  "oklch": {
    "l": 0.40199,
    "c": 0.16793,
    "h": 312.5
  },
  "luminance": 0.05503
}

Semantic roles & 50–950 ramp

primary

#661E87

secondary

#6BB948

accent

#E74175

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0610

muted

#7E7A7F

Preview Lab

Preview with #661E87

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

Preview Lab → · Contrast checker → · Palette generator →