#491B63#491B63

#491B63 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.0% C 0.124 H 310.7°. Best body text is #FFFFFF at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#491B63
RGB	rgb(73, 27, 99)
HSL	hsl(278, 57%, 25%)
HSV	hsv(278, 73%, 39%)
CMYK	cmyk(26.3%, 72.7%, 0%, 61.2%)
CIE-LAB	lab(20.45, 35.02, -33.36)
CIE-LCH	lch(20.45, 48.37, 316.39°)
OKLab	oklab(32.96% 0.081 -0.0943)
OKLCH	oklch(32.96% 0.124 310.7)
XYZ	xyz(5.3913, 3.1013, 12.1166)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491B63 #35631B

analogous

#251B63 #491B63 #631B59

triadic

#491B63 #63491B #1B6349

tetradic

#491B63 #63251B #35631B #1B5963

square

#491B63 #63251B #35631B #1B5963

split-complementary

#491B63 #59631B #1B6325

monochromatic

#120718 #260E33 #491B63 #6C2893 #9035C3

Accessibility & contrast

On white

12.96

#491B63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#491B63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491B63

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491B63	#FFFFFF	#000000	##FFFFFF
##491B63	1.00	12.96	1.62	12.96
#FFFFFF	12.96	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F65

Deuteranopia (green-blind)

#113261

Tritanopia (blue-blind)

#462A3C

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #491b63;
/* rgb */ color: rgb(73, 27, 99);
/* oklch */ color: oklch(33.0% 0.124 310.7);

Tailwind

colors: {
  custom: {
    50: '#7f5b90',
    500: '#491b63',
    950: '#000000',
  },
}

SCSS

$custom: #491b63;
$custom-light: #7f5b90;
$custom-dark: #000000;

JSON

{
  "hex": "#491b63",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 99
  },
  "hsl": {
    "h": 278.333,
    "s": 57.143,
    "l": 24.706
  },
  "oklch": {
    "l": 0.32957,
    "c": 0.12428,
    "h": 310.7
  },
  "luminance": 0.03101
}

Semantic roles & 50–950 ramp

primary

#491B63

secondary

#619841

accent

#E0477F

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#0A040C

muted

#7C797D

Preview Lab

Preview with #491B63

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

Preview Lab → · Contrast checker → · Palette generator →