#491D8B#491D8B

#491D8B is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.7% C 0.167 H 294.8°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#491D8B
RGB	rgb(73, 29, 139)
HSL	hsl(264, 65%, 33%)
HSV	hsv(264, 79%, 55%)
CMYK	cmyk(47.5%, 79.1%, 0%, 45.5%)
CIE-LAB	lab(24.19, 44.47, -52.86)
CIE-LCH	lch(24.19, 69.08, 310.07°)
OKLab	oklab(36.67% 0.0702 -0.1516)
OKLCH	oklch(36.67% 0.167 294.8)
XYZ	xyz(7.8460, 4.1591, 24.8105)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491D8B #5F8B1D

analogous

#1D288B #491D8B #801D8B

triadic

#491D8B #8B491D #1D8B49

tetradic

#491D8B #8B1D28 #5F8B1D #1D8B80

square

#491D8B #8B1D28 #5F8B1D #1D8B80

split-complementary

#491D8B #8B801D #288B1D

monochromatic

#140826 #2E1258 #491D8B #6428BE #8349D9

Accessibility & contrast

On white

11.46

#491D8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#491D8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491D8B

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491D8B	#FFFFFF	#000000	##FFFFFF
##491D8B	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8E

Deuteranopia (green-blind)

#003889

Tritanopia (blue-blind)

#363B53

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #491d8b;
/* rgb */ color: rgb(73, 29, 139);
/* oklch */ color: oklch(36.7% 0.167 294.8);

Tailwind

colors: {
  custom: {
    50: '#835fae',
    500: '#491d8b',
    950: '#000000',
  },
}

SCSS

$custom: #491d8b;
$custom-light: #835fae;
$custom-dark: #000000;

JSON

{
  "hex": "#491d8b",
  "rgb": {
    "r": 73,
    "g": 29,
    "b": 139
  },
  "hsl": {
    "h": 264,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36665,
    "c": 0.16702,
    "h": 294.8
  },
  "luminance": 0.04159
}

Semantic roles & 50–950 ramp

primary

#491D8B

secondary

#8DBB49

accent

#E83FA5

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #491D8B

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

Preview Lab → · Contrast checker → · Palette generator →