#661DA1#661DA1

#661DA1 is a dark, vivid violet. Relative luminance 0.063; OKLCH L 42.2% C 0.194 H 303.8°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#661DA1
RGB	rgb(102, 29, 161)
HSL	hsl(273, 69%, 37%)
HSV	hsv(273, 82%, 63%)
CMYK	cmyk(36.6%, 82%, 0%, 36.9%)
CIE-LAB	lab(30.10, 54.54, -56.56)
CIE-LCH	lch(30.10, 78.58, 313.96°)
OKLab	oklab(42.24% 0.1079 -0.1614)
OKLCH	oklch(42.24% 0.194 303.8)
XYZ	xyz(12.3504, 6.2767, 34.2722)
Luminance	0.0628 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661DA1 #58A11D

analogous

#241DA1 #661DA1 #A11D9A

triadic

#661DA1 #A1661D #1DA166

tetradic

#661DA1 #A1241D #58A11D #1D9AA1

square

#661DA1 #A1241D #58A11D #1D9AA1

split-complementary

#661DA1 #9AA11D #1DA124

monochromatic

#240A39 #45146D #661DA1 #8726D5 #A358E1

Accessibility & contrast

On white

9.31

#661DA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#661DA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661DA1

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661DA1	#FFFFFF	#000000	##FFFFFF
##661DA1	1.00	9.31	2.26	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A5

Deuteranopia (green-blind)

#00479E

Tritanopia (blue-blind)

#5A4160

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #661da1;
/* rgb */ color: rgb(102, 29, 161);
/* oklch */ color: oklch(42.2% 0.194 303.8);

Tailwind

colors: {
  custom: {
    50: '#9863be',
    500: '#661da1',
    950: '#000000',
  },
}

SCSS

$custom: #661da1;
$custom-light: #9863be;
$custom-dark: #000000;

JSON

{
  "hex": "#661da1",
  "rgb": {
    "r": 102,
    "g": 29,
    "b": 161
  },
  "hsl": {
    "h": 273.182,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.42241,
    "c": 0.19413,
    "h": 303.8
  },
  "luminance": 0.06277
}

Semantic roles & 50–950 ramp

primary

#661DA1

secondary

#87C455

accent

#EC3C8B

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #661DA1

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

Preview Lab → · Contrast checker → · Palette generator →