#5B1F97#5B1F97

#5B1F97 is a dark, vivid violet. Relative luminance 0.054; OKLCH L 40.1% C 0.180 H 301.0°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#5B1F97
RGB	rgb(91, 31, 151)
HSL	hsl(270, 66%, 36%)
HSV	hsv(270, 79%, 59%)
CMYK	cmyk(39.7%, 79.5%, 0%, 40.8%)
CIE-LAB	lab(27.95, 49.63, -54.04)
CIE-LCH	lch(27.95, 73.37, 312.56°)
OKLab	oklab(40.15% 0.0928 -0.1544)
OKLCH	oklch(40.15% 0.18 301)
XYZ	xyz(10.3889, 5.4384, 29.7745)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1F97 #5B971F

analogous

#1F1F97 #5B1F97 #971F97

triadic

#5B1F97 #975B1F #1F975B

tetradic

#5B1F97 #971F1F #5B971F #1F9797

square

#5B1F97 #971F1F #5B971F #1F9797

split-complementary

#5B1F97 #97971F #1F971F

monochromatic

#1E0A31 #3C1564 #5B1F97 #7A29CA #9854DC

Accessibility & contrast

On white

10.06

#5B1F97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#5B1F97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1F97

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1F97	#FFFFFF	#000000	##FFFFFF
##5B1F97	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419A

Deuteranopia (green-blind)

#004195

Tritanopia (blue-blind)

#4D3F5B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #5b1f97;
/* rgb */ color: rgb(91, 31, 151);
/* oklch */ color: oklch(40.1% 0.180 301.0);

Tailwind

colors: {
  custom: {
    50: '#9062b7',
    500: '#5b1f97',
    950: '#000000',
  },
}

SCSS

$custom: #5b1f97;
$custom-light: #9062b7;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1f97",
  "rgb": {
    "r": 91,
    "g": 31,
    "b": 151
  },
  "hsl": {
    "h": 270,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.40146,
    "c": 0.18015,
    "h": 301
  },
  "luminance": 0.05438
}

Semantic roles & 50–950 ramp

primary

#5B1F97

secondary

#89BF52

accent

#E93F94

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0D0511

muted

#7E7A80

Preview Lab

Preview with #5B1F97

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

Preview Lab → · Contrast checker → · Palette generator →