#491057#491057

#491057 is a dark, vivid purple. Relative luminance 0.025; OKLCH L 30.8% C 0.126 H 318.7°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).

Color values

HEX	#491057
RGB	rgb(73, 16, 87)
HSL	hsl(288, 69%, 20%)
HSV	hsv(288, 82%, 34%)
CMYK	cmyk(16.1%, 81.6%, 0%, 65.9%)
CIE-LAB	lab(17.81, 37.19, -29.63)
CIE-LCH	lch(17.81, 47.55, 321.46°)
OKLab	oklab(30.79% 0.0949 -0.0832)
OKLCH	oklch(30.79% 0.126 318.7)
XYZ	xyz(4.6530, 2.4754, 9.2477)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 5.41

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491057 #1E5710

analogous

#251057 #491057 #571041

triadic

#491057 #574910 #105749

tetradic

#491057 #572510 #1E5710 #104157

square

#491057 #572510 #1E5710 #104157

split-complementary

#491057 #415710 #105725

monochromatic

#16051A #1E0623 #491057 #741A8B #A023BE

Accessibility & contrast

On white

14.05

#491057 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#491057 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491057

14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491057	#FFFFFF	#000000	##FFFFFF
##491057	1.00	14.05	1.50	14.05
#FFFFFF	14.05	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002859

Deuteranopia (green-blind)

#142D55

Tritanopia (blue-blind)

#491F33

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #491057;
/* rgb */ color: rgb(73, 16, 87);
/* oklch */ color: oklch(30.8% 0.126 318.7);

Tailwind

colors: {
  custom: {
    50: '#7f5587',
    500: '#491057',
    950: '#000000',
  },
}

SCSS

$custom: #491057;
$custom-light: #7f5587;
$custom-dark: #000000;

JSON

{
  "hex": "#491057",
  "rgb": {
    "r": 73,
    "g": 16,
    "b": 87
  },
  "hsl": {
    "h": 288.169,
    "s": 68.932,
    "l": 20.196
  },
  "oklch": {
    "l": 0.30793,
    "c": 0.1262,
    "h": 318.7
  },
  "luminance": 0.02475
}

Semantic roles & 50–950 ramp

primary

#491057

secondary

#459032

accent

#EC3C5F

background

#F7F5F8

surface

#EEE9EF

border

#C9C5CA

text

#0A030B

muted

#7C787C

Preview Lab

Preview with #491057

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

Preview Lab → · Contrast checker → · Palette generator →