#661E8E#661E8E

#661E8E is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.7% C 0.175 H 309.9°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#661E8E
RGB	rgb(102, 30, 142)
HSL	hsl(279, 65%, 34%)
HSV	hsv(279, 79%, 56%)
CMYK	cmyk(28.2%, 78.9%, 0%, 44.3%)
CIE-LAB	lab(28.66, 49.87, -47.27)
CIE-LCH	lch(28.66, 68.71, 316.53°)
OKLab	oklab(40.75% 0.112 -0.1341)
OKLCH	oklch(40.75% 0.175 309.9)
XYZ	xyz(10.8253, 5.7066, 26.1171)
Luminance	0.0571 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.42

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661E8E #468E1E

analogous

#2E1E8E #661E8E #8E1E7E

triadic

#661E8E #8E661E #1E8E66

tetradic

#661E8E #8E2E1E #468E1E #1E7E8E

square

#661E8E #8E2E1E #468E1E #1E7E8E

split-complementary

#661E8E #7E8E1E #1E8E2E

monochromatic

#1D0929 #42135B #661E8E #8A29C1 #A74DD9

Accessibility & contrast

On white

9.81

#661E8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#661E8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661E8E

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661E8E	#FFFFFF	#000000	##FFFFFF
##661E8E	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004191

Deuteranopia (green-blind)

#00458C

Tritanopia (blue-blind)

#603955

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #661e8e;
/* rgb */ color: rgb(102, 30, 142);
/* oklch */ color: oklch(40.7% 0.175 309.9);

Tailwind

colors: {
  custom: {
    50: '#9663b0',
    500: '#661e8e',
    950: '#000000',
  },
}

SCSS

$custom: #661e8e;
$custom-light: #9663b0;
$custom-dark: #000000;

JSON

{
  "hex": "#661e8e",
  "rgb": {
    "r": 102,
    "g": 30,
    "b": 142
  },
  "hsl": {
    "h": 278.571,
    "s": 65.116,
    "l": 33.725
  },
  "oklch": {
    "l": 0.40747,
    "c": 0.17471,
    "h": 309.9
  },
  "luminance": 0.05706
}

Semantic roles & 50–950 ramp

primary

#661E8E

secondary

#74BC4C

accent

#E8407C

background

#F9F6FA

surface

#F2EBF5

border

#CCC6CF

text

#0E0610

muted

#7E7A7F

Preview Lab

Preview with #661E8E

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

Preview Lab → · Contrast checker → · Palette generator →