#491C7B#491C7B

#491C7B is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.1% C 0.150 H 300.2°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#491C7B
RGB	rgb(73, 28, 123)
HSL	hsl(268, 63%, 30%)
HSV	hsv(268, 77%, 48%)
CMYK	cmyk(40.7%, 77.2%, 0%, 51.8%)
CIE-LAB	lab(22.57, 40.66, -45.43)
CIE-LCH	lch(22.57, 60.97, 311.83°)
OKLab	oklab(35.08% 0.0755 -0.1297)
OKLCH	oklch(35.08% 0.15 300.2)
XYZ	xyz(6.7372, 3.6770, 19.0898)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.77

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491C7B #4E7B1C

analogous

#1C1F7B #491C7B #791C7B

triadic

#491C7B #7B491C #1C7B49

tetradic

#491C7B #7B1C1F #4E7B1C #1C7B79

square

#491C7B #7B1C1F #4E7B1C #1C7B79

split-complementary

#491C7B #7B791C #1F7B1C

monochromatic

#0F0619 #2B1149 #491C7B #6727AD #853ED3

Accessibility & contrast

On white

12.10

#491C7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#491C7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491C7B

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491C7B	#FFFFFF	#000000	##FFFFFF
##491C7B	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367E

Deuteranopia (green-blind)

#003579

Tritanopia (blue-blind)

#3D344A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #491c7b;
/* rgb */ color: rgb(73, 28, 123);
/* oklch */ color: oklch(35.1% 0.150 300.2);

Tailwind

colors: {
  custom: {
    50: '#815da2',
    500: '#491c7b',
    950: '#000000',
  },
}

SCSS

$custom: #491c7b;
$custom-light: #815da2;
$custom-dark: #000000;

JSON

{
  "hex": "#491c7b",
  "rgb": {
    "r": 73,
    "g": 28,
    "b": 123
  },
  "hsl": {
    "h": 268.421,
    "s": 62.914,
    "l": 29.608
  },
  "oklch": {
    "l": 0.35082,
    "c": 0.15009,
    "h": 300.2
  },
  "luminance": 0.03677
}

Semantic roles & 50–950 ramp

primary

#491C7B

secondary

#7CAF44

accent

#E64298

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #491C7B

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

Preview Lab → · Contrast checker → · Palette generator →