#5B1F9D#5B1F9D

#5B1F9D is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.7% C 0.186 H 299.2°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#5B1F9D
RGB	rgb(91, 31, 157)
HSL	hsl(269, 67%, 37%)
HSV	hsv(269, 80%, 62%)
CMYK	cmyk(42%, 80.3%, 0%, 38.4%)
CIE-LAB	lab(28.48, 51.11, -56.84)
CIE-LCH	lch(28.48, 76.44, 311.96°)
OKLab	oklab(40.68% 0.0911 -0.1626)
OKLCH	oklch(40.68% 0.186 299.2)
XYZ	xyz(10.8886, 5.6383, 32.4064)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1F9D #619D1F

analogous

#1F229D #5B1F9D #9A1F9D

triadic

#5B1F9D #9D5B1F #1F9D5B

tetradic

#5B1F9D #9D1F22 #619D1F #1F9D9A

square

#5B1F9D #9D1F22 #619D1F #1F9D9A

split-complementary

#5B1F9D #9D9A1F #229D1F

monochromatic

#200B37 #3D156A #5B1F9D #7929D0 #9858DE

Accessibility & contrast

On white

9.87

#5B1F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#5B1F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1F9D

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1F9D	#FFFFFF	#000000	##FFFFFF
##5B1F9D	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A0

Deuteranopia (green-blind)

#00429B

Tritanopia (blue-blind)

#4B425E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #5b1f9d;
/* rgb */ color: rgb(91, 31, 157);
/* oklch */ color: oklch(40.7% 0.186 299.2);

Tailwind

colors: {
  custom: {
    50: '#9063bb',
    500: '#5b1f9d',
    950: '#000000',
  },
}

SCSS

$custom: #5b1f9d;
$custom-light: #9063bb;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1f9d",
  "rgb": {
    "r": 91,
    "g": 31,
    "b": 157
  },
  "hsl": {
    "h": 268.571,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.40681,
    "c": 0.18638,
    "h": 299.2
  },
  "luminance": 0.05638
}

Semantic roles & 50–950 ramp

primary

#5B1F9D

secondary

#8EC256

accent

#EA3E98

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0D0612

muted

#7E7A81

Preview Lab

Preview with #5B1F9D

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

Preview Lab → · Contrast checker → · Palette generator →