#491B90#491B90

#491B90 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.9% C 0.175 H 293.7°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#491B90
RGB	rgb(73, 27, 144)
HSL	hsl(264, 68%, 34%)
HSV	hsv(264, 81%, 56%)
CMYK	cmyk(49.3%, 81.3%, 0%, 43.5%)
CIE-LAB	lab(24.37, 46.69, -55.69)
CIE-LCH	lch(24.37, 72.67, 309.98°)
OKLab	oklab(36.93% 0.0702 -0.1598)
OKLCH	oklch(36.93% 0.175 293.7)
XYZ	xyz(8.1722, 4.2137, 26.7629)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.76

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491B90 #62901B

analogous

#1B2790 #491B90 #831B90

triadic

#491B90 #90491B #1B9049

tetradic

#491B90 #901B27 #62901B #1B9083

square

#491B90 #901B27 #62901B #1B9083

split-complementary

#491B90 #90831B #27901B

monochromatic

#150829 #2F115C #491B90 #6325C4 #8349DD

Accessibility & contrast

On white

11.40

#491B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#491B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491B90

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491B90	#FFFFFF	#000000	##FFFFFF
##491B90	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B93

Deuteranopia (green-blind)

#00388E

Tritanopia (blue-blind)

#333D56

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #491b90;
/* rgb */ color: rgb(73, 27, 144);
/* oklch */ color: oklch(36.9% 0.175 293.7);

Tailwind

colors: {
  custom: {
    50: '#845eb2',
    500: '#491b90',
    950: '#000000',
  },
}

SCSS

$custom: #491b90;
$custom-light: #845eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#491b90",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 144
  },
  "hsl": {
    "h": 263.59,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.36933,
    "c": 0.17455,
    "h": 293.7
  },
  "luminance": 0.04214
}

Semantic roles & 50–950 ramp

primary

#491B90

secondary

#90BF48

accent

#EB3DA7

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #491B90

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

Preview Lab → · Contrast checker → · Palette generator →