#661CAA#661CAA

#661CAA is a dark, highly saturated violet. Relative luminance 0.066; OKLCH L 43.0% C 0.204 H 301.3°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#661CAA
RGB	rgb(102, 28, 170)
HSL	hsl(271, 72%, 39%)
HSV	hsv(271, 84%, 67%)
CMYK	cmyk(40%, 83.5%, 0%, 33.3%)
CIE-LAB	lab(30.78, 56.97, -60.89)
CIE-LCH	lch(30.78, 83.38, 313.09°)
OKLab	oklab(42.96% 0.1057 -0.1741)
OKLCH	oklch(42.96% 0.204 301.3)
XYZ	xyz(13.1487, 6.5575, 38.5954)
Luminance	0.0656 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661CAA #60AA1C

analogous

#1F1CAA #661CAA #AA1CA7

triadic

#661CAA #AA661C #1CAA66

tetradic

#661CAA #AA1F1C #60AA1C #1CA7AA

square

#661CAA #AA1F1C #60AA1C #1CA7AA

split-complementary

#661CAA #A7AA1C #1CAA1F

monochromatic

#270B41 #461375 #661CAA #8528DC #A35CE4

Accessibility & contrast

On white

9.08

#661CAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#661CAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661CAA

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661CAA	#FFFFFF	#000000	##FFFFFF
##661CAA	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AE

Deuteranopia (green-blind)

#0048A7

Tritanopia (blue-blind)

#564565

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #661caa;
/* rgb */ color: rgb(102, 28, 170);
/* oklch */ color: oklch(43.0% 0.204 301.3);

Tailwind

colors: {
  custom: {
    50: '#9963c4',
    500: '#661caa',
    950: '#000000',
  },
}

SCSS

$custom: #661caa;
$custom-light: #9963c4;
$custom-dark: #000000;

JSON

{
  "hex": "#661caa",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 170
  },
  "hsl": {
    "h": 271.268,
    "s": 71.717,
    "l": 38.824
  },
  "oklch": {
    "l": 0.42955,
    "c": 0.20368,
    "h": 301.3
  },
  "luminance": 0.06558
}

Semantic roles & 50–950 ramp

primary

#661CAA

secondary

#8FC85A

accent

#EE3990

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0F0613

muted

#7E7A82

Preview Lab

Preview with #661CAA

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

Preview Lab → · Contrast checker → · Palette generator →