#491C81#491C81

#491C81 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.6% C 0.157 H 298.1°. Best body text is #FFFFFF at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#491C81
RGB	rgb(73, 28, 129)
HSL	hsl(267, 64%, 31%)
HSV	hsv(267, 78%, 51%)
CMYK	cmyk(43.4%, 78.3%, 0%, 49.4%)
CIE-LAB	lab(23.11, 42.25, -48.36)
CIE-LCH	lch(23.11, 64.22, 311.14°)
OKLab	oklab(35.62% 0.0739 -0.1384)
OKLCH	oklch(35.62% 0.157 298.1)
XYZ	xyz(7.1243, 3.8318, 21.1289)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491C81 #54811C

analogous

#1C2181 #491C81 #7B1C81

triadic

#491C81 #81491C #1C8149

tetradic

#491C81 #811C21 #54811C #1C817B

square

#491C81 #811C21 #54811C #1C817B

split-complementary

#491C81 #817B1C #21811C

monochromatic

#10061C #2D114F #491C81 #6527B3 #8442D6

Accessibility & contrast

On white

11.89

#491C81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#491C81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491C81

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491C81	#FFFFFF	#000000	##FFFFFF
##491C81	1.00	11.89	1.77	11.89
#FFFFFF	11.89	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003784

Deuteranopia (green-blind)

#00367F

Tritanopia (blue-blind)

#3B374D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #491c81;
/* rgb */ color: rgb(73, 28, 129);
/* oklch */ color: oklch(35.6% 0.157 298.1);

Tailwind

colors: {
  custom: {
    50: '#825da6',
    500: '#491c81',
    950: '#000000',
  },
}

SCSS

$custom: #491c81;
$custom-light: #825da6;
$custom-dark: #000000;

JSON

{
  "hex": "#491c81",
  "rgb": {
    "r": 73,
    "g": 28,
    "b": 129
  },
  "hsl": {
    "h": 266.733,
    "s": 64.331,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35623,
    "c": 0.15685,
    "h": 298.1
  },
  "luminance": 0.03832
}

Semantic roles & 50–950 ramp

primary

#491C81

secondary

#82B444

accent

#E7409D

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #491C81

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

Preview Lab → · Contrast checker → · Palette generator →