#661CA0#661CA0

#661CA0 is a dark, vivid violet. Relative luminance 0.062; OKLCH L 42.1% C 0.194 H 304.1°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#661CA0
RGB	rgb(102, 28, 160)
HSL	hsl(274, 70%, 37%)
HSV	hsv(274, 83%, 63%)
CMYK	cmyk(36.2%, 82.5%, 0%, 37.3%)
CIE-LAB	lab(29.90, 54.66, -56.29)
CIE-LCH	lch(29.90, 78.46, 314.16°)
OKLab	oklab(42.07% 0.1089 -0.1606)
OKLCH	oklch(42.07% 0.194 304.1)
XYZ	xyz(12.2384, 6.1934, 33.8016)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661CA0 #56A01C

analogous

#241CA0 #661CA0 #A01C98

triadic

#661CA0 #A0661C #1CA066

tetradic

#661CA0 #A0241C #56A01C #1C98A0

square

#661CA0 #A0241C #56A01C #1C98A0

split-complementary

#661CA0 #98A01C #1CA024

monochromatic

#240A38 #45136C #661CA0 #8725D4 #A455E1

Accessibility & contrast

On white

9.38

#661CA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#661CA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661CA0

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661CA0	#FFFFFF	#000000	##FFFFFF
##661CA0	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A3

Deuteranopia (green-blind)

#00469D

Tritanopia (blue-blind)

#5A415F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #661ca0;
/* rgb */ color: rgb(102, 28, 160);
/* oklch */ color: oklch(42.1% 0.194 304.1);

Tailwind

colors: {
  custom: {
    50: '#9863bd',
    500: '#661ca0',
    950: '#000000',
  },
}

SCSS

$custom: #661ca0;
$custom-light: #9863bd;
$custom-dark: #000000;

JSON

{
  "hex": "#661ca0",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 160
  },
  "hsl": {
    "h": 273.636,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.42072,
    "c": 0.19404,
    "h": 304.1
  },
  "luminance": 0.06193
}

Semantic roles & 50–950 ramp

primary

#661CA0

secondary

#85C453

accent

#ED3B89

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #661CA0

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

Preview Lab → · Contrast checker → · Palette generator →