#5B1780#5B1780

#5B1780 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.4% C 0.165 H 309.8°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#5B1780
RGB	rgb(91, 23, 128)
HSL	hsl(279, 70%, 30%)
HSV	hsv(279, 82%, 50%)
CMYK	cmyk(28.9%, 82%, 0%, 49.8%)
CIE-LAB	lab(24.94, 47.28, -44.63)
CIE-LCH	lch(24.94, 65.02, 316.65°)
OKLab	oklab(37.44% 0.1057 -0.1267)
OKLCH	oklch(37.44% 0.165 309.8)
XYZ	xyz(8.5163, 4.3956, 20.8177)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.28

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1780 #3C8017

analogous

#271780 #5B1780 #801771

triadic

#5B1780 #805B17 #17805B

tetradic

#5B1780 #802717 #3C8017 #177180

square

#5B1780 #802717 #3C8017 #177180

split-complementary

#5B1780 #718017 #178027

monochromatic

#12051A #360E4C #5B1780 #8020B4 #A136DB

Accessibility & contrast

On white

11.18

#5B1780 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#5B1780 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1780

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1780	#FFFFFF	#000000	##FFFFFF
##5B1780	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003883

Deuteranopia (green-blind)

#003C7E

Tritanopia (blue-blind)

#56324C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #5b1780;
/* rgb */ color: rgb(91, 23, 128);
/* oklch */ color: oklch(37.4% 0.165 309.8);

Tailwind

colors: {
  custom: {
    50: '#8e5da6',
    500: '#5b1780',
    950: '#000000',
  },
}

SCSS

$custom: #5b1780;
$custom-light: #8e5da6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1780",
  "rgb": {
    "r": 91,
    "g": 23,
    "b": 128
  },
  "hsl": {
    "h": 278.857,
    "s": 69.536,
    "l": 29.608
  },
  "oklch": {
    "l": 0.37436,
    "c": 0.16501,
    "h": 309.8
  },
  "luminance": 0.04395
}

Semantic roles & 50–950 ramp

primary

#5B1780

secondary

#68B43E

accent

#EC3B7A

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D050F

muted

#7E797F

Preview Lab

Preview with #5B1780

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

Preview Lab → · Contrast checker → · Palette generator →