#661EB4#661EB4

#661EB4 is a dark, highly saturated violet. Relative luminance 0.070; OKLCH L 44.0% C 0.212 H 298.5°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#661EB4
RGB	rgb(102, 30, 180)
HSL	hsl(269, 71%, 41%)
HSV	hsv(269, 83%, 71%)
CMYK	cmyk(43.3%, 83.3%, 0%, 29.4%)
CIE-LAB	lab(31.92, 58.65, -65.01)
CIE-LCH	lch(31.92, 87.55, 312.06°)
OKLab	oklab(44.02% 0.101 -0.1862)
OKLCH	oklch(44.02% 0.212 298.5)
XYZ	xyz(14.1798, 7.0484, 43.7846)
Luminance	0.0705 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661EB4 #6CB41E

analogous

#1E21B4 #661EB4 #B11EB4

triadic

#661EB4 #B4661E #1EB466

tetradic

#661EB4 #B41E21 #6CB41E #1EB4B1

square

#661EB4 #B41E21 #6CB41E #1EB4B1

split-complementary

#661EB4 #B4B11E #21B41E

monochromatic

#2B0D4B #481580 #661EB4 #8432DD #A467E6

Accessibility & contrast

On white

8.71

#661EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#661EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661EB4

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661EB4	#FFFFFF	#000000	##FFFFFF
##661EB4	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB8

Deuteranopia (green-blind)

#004AB1

Tritanopia (blue-blind)

#524A6B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #661eb4;
/* rgb */ color: rgb(102, 30, 180);
/* oklch */ color: oklch(44.0% 0.212 298.5);

Tailwind

colors: {
  custom: {
    50: '#9a65cc',
    500: '#661eb4',
    950: '#000000',
  },
}

SCSS

$custom: #661eb4;
$custom-light: #9a65cc;
$custom-dark: #000000;

JSON

{
  "hex": "#661eb4",
  "rgb": {
    "r": 102,
    "g": 30,
    "b": 180
  },
  "hsl": {
    "h": 268.8,
    "s": 71.429,
    "l": 41.176
  },
  "oklch": {
    "l": 0.44019,
    "c": 0.21182,
    "h": 298.5
  },
  "luminance": 0.07049
}

Semantic roles & 50–950 ramp

primary

#661EB4

secondary

#99CB63

accent

#EE3A98

background

#FAF6FC

surface

#F3EBF9

border

#CDC6D2

text

#0F0613

muted

#7F7A82

Preview Lab

Preview with #661EB4

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

Preview Lab → · Contrast checker → · Palette generator →