#491C74#491C74

#491C74 is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.5% C 0.142 H 302.8°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#491C74
RGB	rgb(73, 28, 116)
HSL	hsl(271, 61%, 28%)
HSV	hsv(271, 76%, 45%)
CMYK	cmyk(37.1%, 75.9%, 0%, 54.5%)
CIE-LAB	lab(21.97, 38.83, -41.94)
CIE-LCH	lch(21.97, 57.15, 312.80°)
OKLab	oklab(34.47% 0.077 -0.1195)
OKLCH	oklch(34.47% 0.142 302.8)
XYZ	xyz(6.3145, 3.5079, 16.8640)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491C74 #47741C

analogous

#1D1C74 #491C74 #741C73

triadic

#491C74 #74491C #1C7449

tetradic

#491C74 #741D1C #47741C #1C7374

square

#491C74 #741D1C #47741C #1C7374

split-complementary

#491C74 #73741C #1C741D

monochromatic

#100619 #2A1043 #491C74 #6828A5 #873BD0

Accessibility & contrast

On white

12.34

#491C74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#491C74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491C74

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491C74	#FFFFFF	#000000	##FFFFFF
##491C74	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)

#003477

Deuteranopia (green-blind)

#003472

Tritanopia (blue-blind)

#403246

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #491c74;
/* rgb */ color: rgb(73, 28, 116);
/* oklch */ color: oklch(34.5% 0.142 302.8);

Tailwind

colors: {
  custom: {
    50: '#805d9d',
    500: '#491c74',
    950: '#000000',
  },
}

SCSS

$custom: #491c74;
$custom-light: #805d9d;
$custom-dark: #000000;

JSON

{
  "hex": "#491c74",
  "rgb": {
    "r": 73,
    "g": 28,
    "b": 116
  },
  "hsl": {
    "h": 270.682,
    "s": 61.111,
    "l": 28.235
  },
  "oklch": {
    "l": 0.34471,
    "c": 0.14217,
    "h": 302.8
  },
  "luminance": 0.03508
}

Semantic roles & 50–950 ramp

primary

#491C74

secondary

#75A843

accent

#E44492

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #491C74

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

Preview Lab → · Contrast checker → · Palette generator →