#661A8F#661A8F

#661A8F is a dark, vivid violet. Relative luminance 0.055; OKLCH L 40.5% C 0.180 H 309.9°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#661A8F
RGB	rgb(102, 26, 143)
HSL	hsl(279, 69%, 33%)
HSV	hsv(279, 82%, 56%)
CMYK	cmyk(28.7%, 81.8%, 0%, 43.9%)
CIE-LAB	lab(28.24, 51.53, -48.57)
CIE-LCH	lch(28.24, 70.81, 316.70°)
OKLab	oklab(40.48% 0.1152 -0.1379)
OKLCH	oklch(40.48% 0.18 309.9)
XYZ	xyz(10.8058, 5.5470, 26.4827)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661A8F #438F1A

analogous

#2B1A8F #661A8F #8F1A7D

triadic

#661A8F #8F661A #1A8F66

tetradic

#661A8F #8F2B1A #438F1A #1A7D8F

square

#661A8F #8F2B1A #438F1A #1A7D8F

split-complementary

#661A8F #7D8F1A #1A8F2B

monochromatic

#1C0727 #41115B #661A8F #8B23C3 #A846DD

Accessibility & contrast

On white

9.96

#661A8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#661A8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661A8F

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661A8F	#FFFFFF	#000000	##FFFFFF
##661A8F	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004092

Deuteranopia (green-blind)

#00448D

Tritanopia (blue-blind)

#603855

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #661a8f;
/* rgb */ color: rgb(102, 26, 143);
/* oklch */ color: oklch(40.5% 0.180 309.9);

Tailwind

colors: {
  custom: {
    50: '#9661b1',
    500: '#661a8f',
    950: '#000000',
  },
}

SCSS

$custom: #661a8f;
$custom-light: #9661b1;
$custom-dark: #000000;

JSON

{
  "hex": "#661a8f",
  "rgb": {
    "r": 102,
    "g": 26,
    "b": 143
  },
  "hsl": {
    "h": 278.974,
    "s": 69.231,
    "l": 33.137
  },
  "oklch": {
    "l": 0.40478,
    "c": 0.17965,
    "h": 309.9
  },
  "luminance": 0.05547
}

Semantic roles & 50–950 ramp

primary

#661A8F

secondary

#70BF46

accent

#EC3C7A

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0511

muted

#7E7A80

Preview Lab

Preview with #661A8F

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

Preview Lab → · Contrast checker → · Palette generator →