#661E99#661E99

#661E99 is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.6% C 0.185 H 306.1°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#661E99
RGB	rgb(102, 30, 153)
HSL	hsl(275, 67%, 36%)
HSV	hsv(275, 80%, 60%)
CMYK	cmyk(33.3%, 80.4%, 0%, 40%)
CIE-LAB	lab(29.55, 52.35, -52.59)
CIE-LCH	lch(29.55, 74.21, 314.87°)
OKLab	oklab(41.65% 0.1094 -0.1497)
OKLCH	oklch(41.65% 0.185 306.1)
XYZ	xyz(11.6923, 6.0533, 30.6833)
Luminance	0.0605 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661E99 #51991E

analogous

#281E99 #661E99 #991E8E

triadic

#661E99 #99661E #1E9966

tetradic

#661E99 #99281E #51991E #1E8E99

square

#661E99 #99281E #51991E #1E8E99

split-complementary

#661E99 #8E991E #1E9928

monochromatic

#220A33 #441466 #661E99 #8828CC #A454DD

Accessibility & contrast

On white

9.50

#661E99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#661E99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661E99

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661E99	#FFFFFF	#000000	##FFFFFF
##661E99	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449C

Deuteranopia (green-blind)

#004697

Tritanopia (blue-blind)

#5D3E5C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #661e99;
/* rgb */ color: rgb(102, 30, 153);
/* oklch */ color: oklch(41.6% 0.185 306.1);

Tailwind

colors: {
  custom: {
    50: '#9763b8',
    500: '#661e99',
    950: '#000000',
  },
}

SCSS

$custom: #661e99;
$custom-light: #9763b8;
$custom-dark: #000000;

JSON

{
  "hex": "#661e99",
  "rgb": {
    "r": 102,
    "g": 30,
    "b": 153
  },
  "hsl": {
    "h": 275.122,
    "s": 67.213,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41646,
    "c": 0.18542,
    "h": 306.1
  },
  "luminance": 0.06053
}

Semantic roles & 50–950 ramp

primary

#661E99

secondary

#80C152

accent

#EA3E85

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #661E99

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

Preview Lab → · Contrast checker → · Palette generator →