#491D63#491D63

#491D63 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.2% C 0.121 H 310.3°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#491D63
RGB	rgb(73, 29, 99)
HSL	hsl(278, 55%, 25%)
HSV	hsv(278, 71%, 39%)
CMYK	cmyk(26.3%, 70.7%, 0%, 61.2%)
CIE-LAB	lab(20.81, 34.00, -32.77)
CIE-LCH	lch(20.81, 47.22, 316.05°)
OKLab	oklab(33.22% 0.0785 -0.0925)
OKLCH	oklch(33.22% 0.121 310.3)
XYZ	xyz(5.4387, 3.1962, 12.1324)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491D63 #37631D

analogous

#261D63 #491D63 #631D5A

triadic

#491D63 #63491D #1D6349

tetradic

#491D63 #63261D #37631D #1D5A63

square

#491D63 #63261D #37631D #1D5A63

split-complementary

#491D63 #5A631D #1D6326

monochromatic

#110718 #260F34 #491D63 #6C2B92 #8F39C2

Accessibility & contrast

On white

12.81

#491D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#491D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491D63

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491D63	#FFFFFF	#000000	##FFFFFF
##491D63	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003065

Deuteranopia (green-blind)

#133361

Tritanopia (blue-blind)

#462B3D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #491d63;
/* rgb */ color: rgb(73, 29, 99);
/* oklch */ color: oklch(33.2% 0.121 310.3);

Tailwind

colors: {
  custom: {
    50: '#7f5d90',
    500: '#491d63',
    950: '#000000',
  },
}

SCSS

$custom: #491d63;
$custom-light: #7f5d90;
$custom-dark: #000000;

JSON

{
  "hex": "#491d63",
  "rgb": {
    "r": 73,
    "g": 29,
    "b": 99
  },
  "hsl": {
    "h": 277.714,
    "s": 54.688,
    "l": 25.098
  },
  "oklch": {
    "l": 0.33221,
    "c": 0.12135,
    "h": 310.3
  },
  "luminance": 0.03196
}

Semantic roles & 50–950 ramp

primary

#491D63

secondary

#639844

accent

#DE4A81

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#0A040C

muted

#7C797D

Preview Lab

Preview with #491D63

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

Preview Lab → · Contrast checker → · Palette generator →