#491C78#491C78

#491C78 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 34.8% C 0.147 H 301.3°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#491C78
RGB	rgb(73, 28, 120)
HSL	hsl(269, 62%, 29%)
HSV	hsv(269, 77%, 47%)
CMYK	cmyk(39.2%, 76.7%, 0%, 52.9%)
CIE-LAB	lab(22.31, 39.87, -43.94)
CIE-LCH	lch(22.31, 59.34, 312.22°)
OKLab	oklab(34.82% 0.0762 -0.1254)
OKLCH	oklch(34.82% 0.147 301.3)
XYZ	xyz(6.5522, 3.6030, 18.1159)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.01

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491C78 #4B781C

analogous

#1C1D78 #491C78 #771C78

triadic

#491C78 #78491C #1C7849

tetradic

#491C78 #781C1D #4B781C #1C7877

square

#491C78 #781C1D #4B781C #1C7877

split-complementary

#491C78 #78771C #1D781C

monochromatic

#0F0619 #2B1046 #491C78 #6728AA #863DD2

Accessibility & contrast

On white

12.21

#491C78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#491C78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491C78

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491C78	#FFFFFF	#000000	##FFFFFF
##491C78	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357B

Deuteranopia (green-blind)

#003576

Tritanopia (blue-blind)

#3F3348

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #491c78;
/* rgb */ color: rgb(73, 28, 120);
/* oklch */ color: oklch(34.8% 0.147 301.3);

Tailwind

colors: {
  custom: {
    50: '#815da0',
    500: '#491c78',
    950: '#000000',
  },
}

SCSS

$custom: #491c78;
$custom-light: #815da0;
$custom-dark: #000000;

JSON

{
  "hex": "#491c78",
  "rgb": {
    "r": 73,
    "g": 28,
    "b": 120
  },
  "hsl": {
    "h": 269.348,
    "s": 62.162,
    "l": 29.02
  },
  "oklch": {
    "l": 0.34817,
    "c": 0.1467,
    "h": 301.3
  },
  "luminance": 0.03603
}

Semantic roles & 50–950 ramp

primary

#491C78

secondary

#79AC44

accent

#E54396

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040F

muted

#7C797E

Preview Lab

Preview with #491C78

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

Preview Lab → · Contrast checker → · Palette generator →