#491F99#491F99

#491F99 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.2% C 0.181 H 290.8°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#491F99
RGB	rgb(73, 31, 153)
HSL	hsl(261, 66%, 36%)
HSV	hsv(261, 80%, 60%)
CMYK	cmyk(52.3%, 79.7%, 0%, 40%)
CIE-LAB	lab(25.85, 47.39, -58.80)
CIE-LCH	lch(25.85, 75.51, 308.87°)
OKLab	oklab(38.23% 0.0643 -0.169)
OKLCH	oklch(38.23% 0.181 290.8)
XYZ	xyz(8.9858, 4.6960, 30.5638)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491F99 #6F991F

analogous

#1F3299 #491F99 #861F99

triadic

#491F99 #99491F #1F9949

tetradic

#491F99 #991F32 #6F991F #1F9986

square

#491F99 #991F32 #6F991F #1F9986

split-complementary

#491F99 #99861F #32991F

monochromatic

#180A33 #311566 #491F99 #6129CC #8456DD

Accessibility & contrast

On white

10.83

#491F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#491F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491F99

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491F99	#FFFFFF	#000000	##FFFFFF
##491F99	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9C

Deuteranopia (green-blind)

#003A97

Tritanopia (blue-blind)

#2C425C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #491f99;
/* rgb */ color: rgb(73, 31, 153);
/* oklch */ color: oklch(38.2% 0.181 290.8);

Tailwind

colors: {
  custom: {
    50: '#8560b8',
    500: '#491f99',
    950: '#000000',
  },
}

SCSS

$custom: #491f99;
$custom-light: #8560b8;
$custom-dark: #000000;

JSON

{
  "hex": "#491f99",
  "rgb": {
    "r": 73,
    "g": 31,
    "b": 153
  },
  "hsl": {
    "h": 260.656,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.38232,
    "c": 0.18078,
    "h": 290.8
  },
  "luminance": 0.04696
}

Semantic roles & 50–950 ramp

primary

#491F99

secondary

#9BC054

accent

#E93FAE

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #491F99

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

Preview Lab → · Contrast checker → · Palette generator →