#661DA6#661DA6

#661DA6 is a dark, vivid violet. Relative luminance 0.065; OKLCH L 42.7% C 0.199 H 302.3°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#661DA6
RGB	rgb(102, 29, 166)
HSL	hsl(272, 70%, 38%)
HSV	hsv(272, 83%, 65%)
CMYK	cmyk(38.6%, 82.5%, 0%, 34.9%)
CIE-LAB	lab(30.54, 55.70, -58.88)
CIE-LCH	lch(30.54, 81.05, 313.41°)
OKLab	oklab(42.68% 0.1063 -0.1682)
OKLCH	oklch(42.68% 0.199 302.3)
XYZ	xyz(12.8001, 6.4566, 36.6409)
Luminance	0.0646 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661DA6 #5DA61D

analogous

#221DA6 #661DA6 #A61DA1

triadic

#661DA6 #A6661D #1DA666

tetradic

#661DA6 #A6221D #5DA61D #1DA1A6

square

#661DA6 #A6221D #5DA61D #1DA1A6

split-complementary

#661DA6 #A1A61D #1DA622

monochromatic

#260B3E #461472 #661DA6 #8627D9 #A35BE2

Accessibility & contrast

On white

9.16

#661DA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#661DA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661DA6

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661DA6	#FFFFFF	#000000	##FFFFFF
##661DA6	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AA

Deuteranopia (green-blind)

#0047A3

Tritanopia (blue-blind)

#584463

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #661da6;
/* rgb */ color: rgb(102, 29, 166);
/* oklch */ color: oklch(42.7% 0.199 302.3);

Tailwind

colors: {
  custom: {
    50: '#9864c1',
    500: '#661da6',
    950: '#000000',
  },
}

SCSS

$custom: #661da6;
$custom-light: #9864c1;
$custom-dark: #000000;

JSON

{
  "hex": "#661da6",
  "rgb": {
    "r": 102,
    "g": 29,
    "b": 166
  },
  "hsl": {
    "h": 271.971,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.42679,
    "c": 0.19899,
    "h": 302.3
  },
  "luminance": 0.06457
}

Semantic roles & 50–950 ramp

primary

#661DA6

secondary

#8CC659

accent

#ED3B8E

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0F0612

muted

#7E7A81

Preview Lab

Preview with #661DA6

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

Preview Lab → · Contrast checker → · Palette generator →