#491D9A#491D9A

#491D9A is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.1% C 0.184 H 290.8°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#491D9A
RGB	rgb(73, 29, 154)
HSL	hsl(261, 68%, 36%)
HSV	hsv(261, 81%, 60%)
CMYK	cmyk(52.6%, 81.2%, 0%, 39.6%)
CIE-LAB	lab(25.65, 48.54, -59.74)
CIE-LCH	lch(25.65, 76.97, 309.09°)
OKLab	oklab(38.12% 0.0654 -0.1717)
OKLCH	oklch(38.12% 0.184 290.8)
XYZ	xyz(9.0181, 4.6279, 30.9837)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491D9A #6E9A1D

analogous

#1D2F9A #491D9A #871D9A

triadic

#491D9A #9A491D #1D9A49

tetradic

#491D9A #9A1D2F #6E9A1D #1D9A87

square

#491D9A #9A1D2F #6E9A1D #1D9A87

split-complementary

#491D9A #9A871D #2F9A1D

monochromatic

#180A33 #311366 #491D9A #6127CE #8453DF

Accessibility & contrast

On white

10.91

#491D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#491D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491D9A

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491D9A	#FFFFFF	#000000	##FFFFFF
##491D9A	1.00	10.91	1.93	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9D

Deuteranopia (green-blind)

#003A98

Tritanopia (blue-blind)

#2C425C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #491d9a;
/* rgb */ color: rgb(73, 29, 154);
/* oklch */ color: oklch(38.1% 0.184 290.8);

Tailwind

colors: {
  custom: {
    50: '#855fb9',
    500: '#491d9a',
    950: '#000000',
  },
}

SCSS

$custom: #491d9a;
$custom-light: #855fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#491d9a",
  "rgb": {
    "r": 73,
    "g": 29,
    "b": 154
  },
  "hsl": {
    "h": 261.12,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.38121,
    "c": 0.18375,
    "h": 290.8
  },
  "luminance": 0.04628
}

Semantic roles & 50–950 ramp

primary

#491D9A

secondary

#9AC251

accent

#EB3DAE

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #491D9A

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

Preview Lab → · Contrast checker → · Palette generator →