#491B8A#491B8A

#491B8A is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.4% C 0.168 H 295.4°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#491B8A
RGB	rgb(73, 27, 138)
HSL	hsl(265, 67%, 32%)
HSV	hsv(265, 80%, 54%)
CMYK	cmyk(47.1%, 80.4%, 0%, 45.9%)
CIE-LAB	lab(23.79, 45.09, -52.90)
CIE-LCH	lch(23.79, 69.51, 310.44°)
OKLab	oklab(36.35% 0.0721 -0.1517)
OKLCH	oklch(36.35% 0.168 295.4)
XYZ	xyz(7.7258, 4.0351, 24.4116)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491B8A #5C8A1B

analogous

#1B248A #491B8A #811B8A

triadic

#491B8A #8A491B #1B8A49

tetradic

#491B8A #8A1B24 #5C8A1B #1B8A81

square

#491B8A #8A1B24 #5C8A1B #1B8A81

split-complementary

#491B8A #8A811B #248A1B

monochromatic

#130724 #2E1157 #491B8A #6425BD #8345DB

Accessibility & contrast

On white

11.62

#491B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#491B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491B8A

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491B8A	#FFFFFF	#000000	##FFFFFF
##491B8A	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398D

Deuteranopia (green-blind)

#003788

Tritanopia (blue-blind)

#363A52

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #491b8a;
/* rgb */ color: rgb(73, 27, 138);
/* oklch */ color: oklch(36.4% 0.168 295.4);

Tailwind

colors: {
  custom: {
    50: '#835dad',
    500: '#491b8a',
    950: '#000000',
  },
}

SCSS

$custom: #491b8a;
$custom-light: #835dad;
$custom-dark: #000000;

JSON

{
  "hex": "#491b8a",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 138
  },
  "hsl": {
    "h": 264.865,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.36354,
    "c": 0.16794,
    "h": 295.4
  },
  "luminance": 0.04035
}

Semantic roles & 50–950 ramp

primary

#491B8A

secondary

#8BBC45

accent

#EA3EA3

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #491B8A

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

Preview Lab → · Contrast checker → · Palette generator →