#491F7C#491F7C

#491F7C is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.5% C 0.148 H 299.3°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#491F7C
RGB	rgb(73, 31, 124)
HSL	hsl(267, 60%, 30%)
HSV	hsv(267, 75%, 49%)
CMYK	cmyk(41.1%, 75%, 0%, 51.4%)
CIE-LAB	lab(23.17, 39.47, -45.09)
CIE-LCH	lch(23.17, 59.92, 311.20°)
OKLab	oklab(35.53% 0.0722 -0.1288)
OKLCH	oklch(35.53% 0.148 299.3)
XYZ	xyz(6.8748, 3.8516, 19.4461)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.30

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491F7C #527C1F

analogous

#1F237C #491F7C #771F7C

triadic

#491F7C #7C491F #1F7C49

tetradic

#491F7C #7C1F23 #527C1F #1F7C77

square

#491F7C #7C1F23 #527C1F #1F7C77

split-complementary

#491F7C #7C771F #237C1F

monochromatic

#0F071A #2C134B #491F7C #662BAD #8445D0

Accessibility & contrast

On white

11.86

#491F7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#491F7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491F7C

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491F7C	#FFFFFF	#000000	##FFFFFF
##491F7C	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377F

Deuteranopia (green-blind)

#00367A

Tritanopia (blue-blind)

#3D364B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #491f7c;
/* rgb */ color: rgb(73, 31, 124);
/* oklch */ color: oklch(35.5% 0.148 299.3);

Tailwind

colors: {
  custom: {
    50: '#815fa3',
    500: '#491f7c',
    950: '#000000',
  },
}

SCSS

$custom: #491f7c;
$custom-light: #815fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#491f7c",
  "rgb": {
    "r": 73,
    "g": 31,
    "b": 124
  },
  "hsl": {
    "h": 267.097,
    "s": 60,
    "l": 30.392
  },
  "oklch": {
    "l": 0.35533,
    "c": 0.14763,
    "h": 299.3
  },
  "luminance": 0.03852
}

Semantic roles & 50–950 ramp

primary

#491F7C

secondary

#80AF48

accent

#E3459C

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B050F

muted

#7C797F

Preview Lab

Preview with #491F7C

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

Preview Lab → · Contrast checker → · Palette generator →