#661CA8#661CA8

#661CA8 is a dark, highly saturated violet. Relative luminance 0.065; OKLCH L 42.8% C 0.202 H 301.8°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#661CA8
RGB	rgb(102, 28, 168)
HSL	hsl(272, 71%, 38%)
HSV	hsv(272, 83%, 66%)
CMYK	cmyk(39.3%, 83.3%, 0%, 34.1%)
CIE-LAB	lab(30.60, 56.50, -59.98)
CIE-LCH	lch(30.60, 82.40, 313.29°)
OKLab	oklab(42.78% 0.1064 -0.1714)
OKLCH	oklch(42.78% 0.202 301.8)
XYZ	xyz(12.9609, 6.4824, 37.6066)
Luminance	0.0648 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661CA8 #5EA81C

analogous

#201CA8 #661CA8 #A81CA4

triadic

#661CA8 #A8661C #1CA866

tetradic

#661CA8 #A8201C #5EA81C #1CA4A8

square

#661CA8 #A8201C #5EA81C #1CA4A8

split-complementary

#661CA8 #A4A81C #1CA820

monochromatic

#260B3F #461374 #661CA8 #8626DB #A35BE4

Accessibility & contrast

On white

9.14

#661CA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#661CA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661CA8

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661CA8	#FFFFFF	#000000	##FFFFFF
##661CA8	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AC

Deuteranopia (green-blind)

#0047A5

Tritanopia (blue-blind)

#574464

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #661ca8;
/* rgb */ color: rgb(102, 28, 168);
/* oklch */ color: oklch(42.8% 0.202 301.8);

Tailwind

colors: {
  custom: {
    50: '#9863c3',
    500: '#661ca8',
    950: '#000000',
  },
}

SCSS

$custom: #661ca8;
$custom-light: #9863c3;
$custom-dark: #000000;

JSON

{
  "hex": "#661ca8",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 168
  },
  "hsl": {
    "h": 271.714,
    "s": 71.429,
    "l": 38.431
  },
  "oklch": {
    "l": 0.42776,
    "c": 0.20175,
    "h": 301.8
  },
  "luminance": 0.06482
}

Semantic roles & 50–950 ramp

primary

#661CA8

secondary

#8DC758

accent

#EE3A8F

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0F0613

muted

#7E7A82

Preview Lab

Preview with #661CA8

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

Preview Lab → · Contrast checker → · Palette generator →