#491A78#491A78

#491A78 is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.6% C 0.149 H 301.6°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#491A78
RGB	rgb(73, 26, 120)
HSL	hsl(270, 64%, 29%)
HSV	hsv(270, 78%, 47%)
CMYK	cmyk(39.2%, 78.3%, 0%, 52.9%)
CIE-LAB	lab(21.99, 40.81, -44.48)
CIE-LCH	lch(21.99, 60.36, 312.54°)
OKLab	oklab(34.59% 0.0781 -0.1269)
OKLCH	oklch(34.59% 0.149 301.6)
XYZ	xyz(6.5064, 3.5113, 18.1006)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.66

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491A78 #49781A

analogous

#1A1A78 #491A78 #781A78

triadic

#491A78 #78491A #1A7849

tetradic

#491A78 #781A1A #49781A #1A7878

square

#491A78 #781A1A #49781A #1A7878

split-complementary

#491A78 #78781A #1A781A

monochromatic

#0F0519 #2A0F46 #491A78 #6825AA #8638D4

Accessibility & contrast

On white

12.34

#491A78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#491A78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491A78

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491A78	#FFFFFF	#000000	##FFFFFF
##491A78	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347B

Deuteranopia (green-blind)

#003476

Tritanopia (blue-blind)

#3F3248

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #491a78;
/* rgb */ color: rgb(73, 26, 120);
/* oklch */ color: oklch(34.6% 0.149 301.6);

Tailwind

colors: {
  custom: {
    50: '#815ca0',
    500: '#491a78',
    950: '#000000',
  },
}

SCSS

$custom: #491a78;
$custom-light: #815ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#491a78",
  "rgb": {
    "r": 73,
    "g": 26,
    "b": 120
  },
  "hsl": {
    "h": 270,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.34586,
    "c": 0.14906,
    "h": 301.6
  },
  "luminance": 0.03511
}

Semantic roles & 50–950 ramp

primary

#491A78

secondary

#77AC41

accent

#E74094

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040F

muted

#7C797E

Preview Lab

Preview with #491A78

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

Preview Lab → · Contrast checker → · Palette generator →