#491B64#491B64

#491B64 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.0% C 0.125 H 310.2°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#491B64
RGB	rgb(73, 27, 100)
HSL	hsl(278, 57%, 25%)
HSV	hsv(278, 73%, 39%)
CMYK	cmyk(27%, 73%, 0%, 60.8%)
CIE-LAB	lab(20.52, 35.27, -33.90)
CIE-LCH	lch(20.52, 48.92, 316.13°)
OKLab	oklab(33.03% 0.0809 -0.0958)
OKLCH	oklch(33.03% 0.125 310.2)
XYZ	xyz(5.4394, 3.1205, 12.3699)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491B64 #36641B

analogous

#241B64 #491B64 #641B5B

triadic

#491B64 #64491B #1B6449

tetradic

#491B64 #64241B #36641B #1B5B64

square

#491B64 #64241B #36641B #1B5B64

split-complementary

#491B64 #5B641B #1B6424

monochromatic

#120718 #260E34 #491B64 #6C2894 #8F35C4

Accessibility & contrast

On white

12.93

#491B64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#491B64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491B64

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491B64	#FFFFFF	#000000	##FFFFFF
##491B64	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F66

Deuteranopia (green-blind)

#0F3262

Tritanopia (blue-blind)

#452B3D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #491b64;
/* rgb */ color: rgb(73, 27, 100);
/* oklch */ color: oklch(33.0% 0.125 310.2);

Tailwind

colors: {
  custom: {
    50: '#7f5b91',
    500: '#491b64',
    950: '#000000',
  },
}

SCSS

$custom: #491b64;
$custom-light: #7f5b91;
$custom-dark: #000000;

JSON

{
  "hex": "#491b64",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 100
  },
  "hsl": {
    "h": 277.808,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.33035,
    "c": 0.1254,
    "h": 310.2
  },
  "luminance": 0.0312
}

Semantic roles & 50–950 ramp

primary

#491B64

secondary

#629941

accent

#E14780

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#0A040D

muted

#7C797D

Preview Lab

Preview with #491B64

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

Preview Lab → · Contrast checker → · Palette generator →