#491B72#491B72

#491B72 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.2% C 0.141 H 303.8°. Best body text is #FFFFFF at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#491B72
RGB	rgb(73, 27, 114)
HSL	hsl(272, 62%, 28%)
HSV	hsv(272, 76%, 45%)
CMYK	cmyk(36%, 76.3%, 0%, 55.3%)
CIE-LAB	lab(21.64, 38.79, -41.20)
CIE-LCH	lch(21.64, 56.59, 313.28°)
OKLab	oklab(34.18% 0.0785 -0.1173)
OKLCH	oklch(34.18% 0.141 303.8)
XYZ	xyz(6.1761, 3.4153, 16.2502)
Luminance	0.0341 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491B72 #44721B

analogous

#1D1B72 #491B72 #721B6F

triadic

#491B72 #72491B #1B7249

tetradic

#491B72 #721D1B #44721B #1B6F72

square

#491B72 #721D1B #44721B #1B6F72

split-complementary

#491B72 #6F721B #1B721D

monochromatic

#100619 #290F41 #491B72 #6927A3 #8838D0

Accessibility & contrast

On white

12.48

#491B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#491B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491B72

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491B72	#FFFFFF	#000000	##FFFFFF
##491B72	1.00	12.48	1.68	12.48
#FFFFFF	12.48	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003374

Deuteranopia (green-blind)

#003470

Tritanopia (blue-blind)

#413045

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #491b72;
/* rgb */ color: rgb(73, 27, 114);
/* oklch */ color: oklch(34.2% 0.141 303.8);

Tailwind

colors: {
  custom: {
    50: '#805c9b',
    500: '#491b72',
    950: '#000000',
  },
}

SCSS

$custom: #491b72;
$custom-light: #805c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#491b72",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 114
  },
  "hsl": {
    "h": 271.724,
    "s": 61.702,
    "l": 27.647
  },
  "oklch": {
    "l": 0.34179,
    "c": 0.14115,
    "h": 303.8
  },
  "luminance": 0.03415
}

Semantic roles & 50–950 ramp

primary

#491B72

secondary

#72A742

accent

#E5438F

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #491B72

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

Preview Lab → · Contrast checker → · Palette generator →