#491C91#491C91

#491C91 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.1% C 0.175 H 293.3°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#491C91
RGB	rgb(73, 28, 145)
HSL	hsl(263, 68%, 34%)
HSV	hsv(263, 81%, 57%)
CMYK	cmyk(49.7%, 80.7%, 0%, 43.1%)
CIE-LAB	lab(24.61, 46.53, -55.90)
CIE-LCH	lch(24.61, 72.74, 309.77°)
OKLab	oklab(37.13% 0.0691 -0.1605)
OKLCH	oklch(37.13% 0.175 293.3)
XYZ	xyz(8.2723, 4.2910, 27.1750)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.98

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491C91 #64911C

analogous

#1C2A91 #491C91 #841C91

triadic

#491C91 #91491C #1C9149

tetradic

#491C91 #911C2A #64911C #1C9184

square

#491C91 #911C2A #64911C #1C9184

split-complementary

#491C91 #91841C #2A911C

monochromatic

#15082A #2F125E #491C91 #6326C4 #834BDC

Accessibility & contrast

On white

11.30

#491C91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#491C91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491C91

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491C91	#FFFFFF	#000000	##FFFFFF
##491C91	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C94

Deuteranopia (green-blind)

#00388F

Tritanopia (blue-blind)

#323D57

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #491c91;
/* rgb */ color: rgb(73, 28, 145);
/* oklch */ color: oklch(37.1% 0.175 293.3);

Tailwind

colors: {
  custom: {
    50: '#845eb2',
    500: '#491c91',
    950: '#000000',
  },
}

SCSS

$custom: #491c91;
$custom-light: #845eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#491c91",
  "rgb": {
    "r": 73,
    "g": 28,
    "b": 145
  },
  "hsl": {
    "h": 263.077,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.37133,
    "c": 0.17471,
    "h": 293.3
  },
  "luminance": 0.04291
}

Semantic roles & 50–950 ramp

primary

#491C91

secondary

#92BE4A

accent

#EB3DA8

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #491C91

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

Preview Lab → · Contrast checker → · Palette generator →