#491B7A#491B7A

#491B7A is a dark, vivid violet. Relative luminance 0.036; OKLCH L 34.9% C 0.150 H 300.7°. Best body text is #FFFFFF at 12.20:1 contrast (WCAG AA passes).

Color values

HEX	#491B7A
RGB	rgb(73, 27, 122)
HSL	hsl(269, 64%, 29%)
HSV	hsv(269, 78%, 48%)
CMYK	cmyk(40.2%, 77.9%, 0%, 52.2%)
CIE-LAB	lab(22.32, 40.87, -45.21)
CIE-LCH	lch(22.32, 60.94, 312.11°)
OKLab	oklab(34.88% 0.0767 -0.1291)
OKLCH	oklch(34.88% 0.15 300.7)
XYZ	xyz(6.6516, 3.6054, 18.7541)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.66

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491B7A #4C7A1B

analogous

#1B1D7A #491B7A #791B7A

triadic

#491B7A #7A491B #1B7A49

tetradic

#491B7A #7A1B1D #4C7A1B #1B7A79

square

#491B7A #7A1B1D #4C7A1B #1B7A79

split-complementary

#491B7A #7A791B #1D7A1B

monochromatic

#0F0619 #2B1048 #491B7A #6726AC #853CD4

Accessibility & contrast

On white

12.20

#491B7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#491B7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491B7A

12.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491B7A	#FFFFFF	#000000	##FFFFFF
##491B7A	1.00	12.20	1.72	12.20
#FFFFFF	12.20	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357D

Deuteranopia (green-blind)

#003578

Tritanopia (blue-blind)

#3E3349

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #491b7a;
/* rgb */ color: rgb(73, 27, 122);
/* oklch */ color: oklch(34.9% 0.150 300.7);

Tailwind

colors: {
  custom: {
    50: '#815da1',
    500: '#491b7a',
    950: '#000000',
  },
}

SCSS

$custom: #491b7a;
$custom-light: #815da1;
$custom-dark: #000000;

JSON

{
  "hex": "#491b7a",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 122
  },
  "hsl": {
    "h": 269.053,
    "s": 63.758,
    "l": 29.216
  },
  "oklch": {
    "l": 0.34877,
    "c": 0.15013,
    "h": 300.7
  },
  "luminance": 0.03605
}

Semantic roles & 50–950 ramp

primary

#491B7A

secondary

#7AAE43

accent

#E74197

background

#F8F5FA

surface

#EFE9F3

border

#CAC5CD

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #491B7A

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

Preview Lab → · Contrast checker → · Palette generator →