#491B7B#491B7B

#491B7B is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.0% C 0.151 H 300.3°. Best body text is #FFFFFF at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#491B7B
RGB	rgb(73, 27, 123)
HSL	hsl(269, 64%, 29%)
HSV	hsv(269, 78%, 48%)
CMYK	cmyk(40.7%, 78%, 0%, 51.8%)
CIE-LAB	lab(22.41, 41.13, -45.70)
CIE-LCH	lch(22.41, 61.48, 311.99°)
OKLab	oklab(34.97% 0.0764 -0.1305)
OKLCH	oklch(34.97% 0.151 300.3)
XYZ	xyz(6.7138, 3.6303, 19.0821)
Luminance	0.0363 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.58

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491B7B #4D7B1B

analogous

#1B1D7B #491B7B #791B7B

triadic

#491B7B #7B491B #1B7B49

tetradic

#491B7B #7B1B1D #4D7B1B #1B7B79

square

#491B7B #7B1B1D #4D7B1B #1B7B79

split-complementary

#491B7B #7B791B #1D7B1B

monochromatic

#0F0619 #2B1049 #491B7B #6726AD #853CD4

Accessibility & contrast

On white

12.17

#491B7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#491B7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491B7B

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491B7B	#FFFFFF	#000000	##FFFFFF
##491B7B	1.00	12.17	1.73	12.17
#FFFFFF	12.17	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357E

Deuteranopia (green-blind)

#003579

Tritanopia (blue-blind)

#3D344A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #491b7b;
/* rgb */ color: rgb(73, 27, 123);
/* oklch */ color: oklch(35.0% 0.151 300.3);

Tailwind

colors: {
  custom: {
    50: '#815da2',
    500: '#491b7b',
    950: '#000000',
  },
}

SCSS

$custom: #491b7b;
$custom-light: #815da2;
$custom-dark: #000000;

JSON

{
  "hex": "#491b7b",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 123
  },
  "hsl": {
    "h": 268.75,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.34967,
    "c": 0.15125,
    "h": 300.3
  },
  "luminance": 0.0363
}

Semantic roles & 50–950 ramp

primary

#491B7B

secondary

#7BAF43

accent

#E74197

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #491B7B

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

Preview Lab → · Contrast checker → · Palette generator →