#661E8D#661E8D

#661E8D is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.7% C 0.174 H 310.2°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#661E8D
RGB	rgb(102, 30, 141)
HSL	hsl(279, 65%, 34%)
HSV	hsv(279, 79%, 55%)
CMYK	cmyk(27.7%, 78.7%, 0%, 44.7%)
CIE-LAB	lab(28.58, 49.64, -46.77)
CIE-LCH	lch(28.58, 68.21, 316.70°)
OKLab	oklab(40.67% 0.1122 -0.1326)
OKLCH	oklch(40.67% 0.174 310.2)
XYZ	xyz(10.7505, 5.6767, 25.7235)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.34

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661E8D #458D1E

analogous

#2E1E8D #661E8D #8D1E7C

triadic

#661E8D #8D661E #1E8D66

tetradic

#661E8D #8D2E1E #458D1E #1E7C8D

square

#661E8D #8D2E1E #458D1E #1E7C8D

split-complementary

#661E8D #7C8D1E #1E8D2E

monochromatic

#1D0928 #41135B #661E8D #8B29BF #A84CD9

Accessibility & contrast

On white

9.84

#661E8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#661E8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661E8D

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661E8D	#FFFFFF	#000000	##FFFFFF
##661E8D	1.00	9.84	2.14	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004090

Deuteranopia (green-blind)

#00448B

Tritanopia (blue-blind)

#603955

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #661e8d;
/* rgb */ color: rgb(102, 30, 141);
/* oklch */ color: oklch(40.7% 0.174 310.2);

Tailwind

colors: {
  custom: {
    50: '#9663af',
    500: '#661e8d',
    950: '#000000',
  },
}

SCSS

$custom: #661e8d;
$custom-light: #9663af;
$custom-dark: #000000;

JSON

{
  "hex": "#661e8d",
  "rgb": {
    "r": 102,
    "g": 30,
    "b": 141
  },
  "hsl": {
    "h": 278.919,
    "s": 64.912,
    "l": 33.529
  },
  "oklch": {
    "l": 0.40668,
    "c": 0.17374,
    "h": 310.2
  },
  "luminance": 0.05676
}

Semantic roles & 50–950 ramp

primary

#661E8D

secondary

#73BC4B

accent

#E8407B

background

#F9F6FA

surface

#F2EBF5

border

#CCC6CF

text

#0E0610

muted

#7E7A7F

Preview Lab

Preview with #661E8D

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

Preview Lab → · Contrast checker → · Palette generator →