#661FA6#661FA6

#661FA6 is a dark, vivid violet. Relative luminance 0.066; OKLCH L 42.8% C 0.197 H 302.1°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#661FA6
RGB	rgb(102, 31, 166)
HSL	hsl(272, 69%, 39%)
HSV	hsv(272, 81%, 65%)
CMYK	cmyk(38.6%, 81.3%, 0%, 34.9%)
CIE-LAB	lab(30.78, 54.99, -58.48)
CIE-LCH	lch(30.78, 80.28, 313.24°)
OKLab	oklab(42.85% 0.1049 -0.167)
OKLCH	oklch(42.85% 0.197 302.1)
XYZ	xyz(12.8507, 6.5579, 36.6578)
Luminance	0.0656 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661FA6 #5FA61F

analogous

#231FA6 #661FA6 #A61FA2

triadic

#661FA6 #A6661F #1FA666

tetradic

#661FA6 #A6231F #5FA61F #1FA2A6

square

#661FA6 #A6231F #5FA61F #1FA2A6

split-complementary

#661FA6 #A2A61F #1FA623

monochromatic

#270C3F #461572 #661FA6 #862BD7 #A35EE1

Accessibility & contrast

On white

9.08

#661FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#661FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661FA6

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661FA6	#FFFFFF	#000000	##FFFFFF
##661FA6	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)

#0047AA

Deuteranopia (green-blind)

#0048A3

Tritanopia (blue-blind)

#584463

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #661fa6;
/* rgb */ color: rgb(102, 31, 166);
/* oklch */ color: oklch(42.8% 0.197 302.1);

Tailwind

colors: {
  custom: {
    50: '#9864c1',
    500: '#661fa6',
    950: '#000000',
  },
}

SCSS

$custom: #661fa6;
$custom-light: #9864c1;
$custom-dark: #000000;

JSON

{
  "hex": "#661fa6",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 166
  },
  "hsl": {
    "h": 271.556,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.42846,
    "c": 0.19724,
    "h": 302.1
  },
  "luminance": 0.06558
}

Semantic roles & 50–950 ramp

primary

#661FA6

secondary

#8EC55B

accent

#EB3C8F

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #661FA6

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

Preview Lab → · Contrast checker → · Palette generator →