#661A91#661A91

#661A91 is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.6% C 0.182 H 309.2°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#661A91
RGB	rgb(102, 26, 145)
HSL	hsl(278, 70%, 34%)
HSV	hsv(278, 82%, 57%)
CMYK	cmyk(29.7%, 82.1%, 0%, 43.1%)
CIE-LAB	lab(28.40, 51.97, -49.54)
CIE-LCH	lch(28.40, 71.80, 316.37°)
OKLab	oklab(40.64% 0.1147 -0.1407)
OKLCH	oklch(40.64% 0.182 309.2)
XYZ	xyz(10.9587, 5.6081, 27.2878)
Luminance	0.0561 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661A91 #45911A

analogous

#2A1A91 #661A91 #911A80

triadic

#661A91 #91661A #1A9166

tetradic

#661A91 #912A1A #45911A #1A8091

square

#661A91 #912A1A #45911A #1A8091

split-complementary

#661A91 #80911A #1A912A

monochromatic

#1D0729 #41115D #661A91 #8B23C5 #A847DE

Accessibility & contrast

On white

9.90

#661A91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#661A91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661A91

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661A91	#FFFFFF	#000000	##FFFFFF
##661A91	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004094

Deuteranopia (green-blind)

#00448F

Tritanopia (blue-blind)

#5F3956

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #661a91;
/* rgb */ color: rgb(102, 26, 145);
/* oklch */ color: oklch(40.6% 0.182 309.2);

Tailwind

colors: {
  custom: {
    50: '#9761b2',
    500: '#661a91',
    950: '#000000',
  },
}

SCSS

$custom: #661a91;
$custom-light: #9761b2;
$custom-dark: #000000;

JSON

{
  "hex": "#661a91",
  "rgb": {
    "r": 102,
    "g": 26,
    "b": 145
  },
  "hsl": {
    "h": 278.319,
    "s": 69.591,
    "l": 33.529
  },
  "oklch": {
    "l": 0.40642,
    "c": 0.18153,
    "h": 309.2
  },
  "luminance": 0.05608
}

Semantic roles & 50–950 ramp

primary

#661A91

secondary

#73C047

accent

#EC3B7B

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0511

muted

#7E7A80

Preview Lab

Preview with #661A91

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

Preview Lab → · Contrast checker → · Palette generator →