#661FAA#661FAA

#661FAA is a dark, highly saturated violet. Relative luminance 0.067; OKLCH L 43.2% C 0.201 H 301.0°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#661FAA
RGB	rgb(102, 31, 170)
HSL	hsl(271, 69%, 39%)
HSV	hsv(271, 82%, 67%)
CMYK	cmyk(40%, 81.8%, 0%, 33.3%)
CIE-LAB	lab(31.13, 55.94, -60.31)
CIE-LCH	lch(31.13, 82.26, 312.84°)
OKLab	oklab(43.2% 0.1037 -0.1724)
OKLCH	oklch(43.2% 0.201 301)
XYZ	xyz(13.2234, 6.7069, 38.6203)
Luminance	0.0671 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661FAA #63AA1F

analogous

#201FAA #661FAA #AA1FA9

triadic

#661FAA #AA661F #1FAA66

tetradic

#661FAA #AA201F #63AA1F #1FA9AA

square

#661FAA #AA201F #63AA1F #1FA9AA

split-complementary

#661FAA #A9AA1F #1FAA20

monochromatic

#280C42 #471676 #661FAA #852DD9 #A361E2

Accessibility & contrast

On white

8.97

#661FAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#661FAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661FAA

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661FAA	#FFFFFF	#000000	##FFFFFF
##661FAA	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AE

Deuteranopia (green-blind)

#0048A7

Tritanopia (blue-blind)

#564666

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #661faa;
/* rgb */ color: rgb(102, 31, 170);
/* oklch */ color: oklch(43.2% 0.201 301.0);

Tailwind

colors: {
  custom: {
    50: '#9965c4',
    500: '#661faa',
    950: '#000000',
  },
}

SCSS

$custom: #661faa;
$custom-light: #9965c4;
$custom-dark: #000000;

JSON

{
  "hex": "#661faa",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 170
  },
  "hsl": {
    "h": 270.647,
    "s": 69.154,
    "l": 39.412
  },
  "oklch": {
    "l": 0.43199,
    "c": 0.20118,
    "h": 301
  },
  "luminance": 0.06707
}

Semantic roles & 50–950 ramp

primary

#661FAA

secondary

#91C75E

accent

#EC3C92

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0F0613

muted

#7E7A82

Preview Lab

Preview with #661FAA

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

Preview Lab → · Contrast checker → · Palette generator →