#5B33AD#5B33AD

#5B33AD is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.4% C 0.182 H 292.4°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#5B33AD
RGB	rgb(91, 51, 173)
HSL	hsl(260, 54%, 44%)
HSV	hsv(260, 71%, 68%)
CMYK	cmyk(47.4%, 70.5%, 0%, 32.2%)
CIE-LAB	lab(33.15, 46.00, -58.86)
CIE-LCH	lch(33.15, 74.70, 308.01°)
OKLab	oklab(44.4% 0.0694 -0.1687)
OKLCH	oklch(44.4% 0.182 292.4)
XYZ	xyz(13.0389, 7.6085, 40.3086)
Luminance	0.0761 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Rebeccapurple

#663399

ΔE00 4.28

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B33AD #85AD33

analogous

#3348AD #5B33AD #9833AD

triadic

#5B33AD #AD5B33 #33AD5B

tetradic

#5B33AD #AD3348 #85AD33 #33AD98

square

#5B33AD #AD3348 #85AD33 #33AD98

split-complementary

#5B33AD #AD9833 #48AD33

monochromatic

#29174E #42257E #5B33AD #7A51CC #9E81DA

Accessibility & contrast

On white

8.33

#5B33AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#5B33AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B33AD

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B33AD	#FFFFFF	#000000	##FFFFFF
##5B33AD	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B1

Deuteranopia (green-blind)

#004CAB

Tritanopia (blue-blind)

#42526C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #5b33ad;
/* rgb */ color: rgb(91, 51, 173);
/* oklch */ color: oklch(44.4% 0.182 292.4);

Tailwind

colors: {
  custom: {
    50: '#916ec6',
    500: '#5b33ad',
    950: '#000000',
  },
}

SCSS

$custom: #5b33ad;
$custom-light: #916ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b33ad",
  "rgb": {
    "r": 91,
    "g": 51,
    "b": 173
  },
  "hsl": {
    "h": 259.672,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.444,
    "c": 0.1824,
    "h": 292.4
  },
  "luminance": 0.07609
}

Semantic roles & 50–950 ramp

primary

#5B33AD

secondary

#ABC379

accent

#DE4AAD

background

#F9F6FC

surface

#F2ECF8

border

#CCC7D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #5B33AD

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

Preview Lab → · Contrast checker → · Palette generator →