#5B21AA#5B21AA

#5B21AA is a dark, vivid violet. Relative luminance 0.062; OKLCH L 42.1% C 0.198 H 295.6°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#5B21AA
RGB	rgb(91, 33, 170)
HSL	hsl(265, 67%, 40%)
HSV	hsv(265, 81%, 67%)
CMYK	cmyk(46.5%, 80.6%, 0%, 33.3%)
CIE-LAB	lab(29.95, 53.57, -62.31)
CIE-LCH	lch(29.95, 82.17, 310.69°)
OKLab	oklab(42.06% 0.0855 -0.1787)
OKLCH	oklch(42.06% 0.198 295.6)
XYZ	xyz(12.1120, 6.2138, 38.5837)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.16

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B21AA #70AA21

analogous

#212CAA #5B21AA #9F21AA

triadic

#5B21AA #AA5B21 #21AA5B

tetradic

#5B21AA #AA212C #70AA21 #21AA9F

square

#5B21AA #AA212C #70AA21 #21AA9F

split-complementary

#5B21AA #AA9F21 #2CAA21

monochromatic

#240D43 #401777 #5B21AA #7731D7 #9964E1

Accessibility & contrast

On white

9.36

#5B21AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#5B21AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B21AA

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B21AA	#FFFFFF	#000000	##FFFFFF
##5B21AA	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AE

Deuteranopia (green-blind)

#0044A7

Tritanopia (blue-blind)

#444866

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #5b21aa;
/* rgb */ color: rgb(91, 33, 170);
/* oklch */ color: oklch(42.1% 0.198 295.6);

Tailwind

colors: {
  custom: {
    50: '#9264c4',
    500: '#5b21aa',
    950: '#000000',
  },
}

SCSS

$custom: #5b21aa;
$custom-light: #9264c4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b21aa",
  "rgb": {
    "r": 91,
    "g": 33,
    "b": 170
  },
  "hsl": {
    "h": 265.401,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.42062,
    "c": 0.19807,
    "h": 295.6
  },
  "luminance": 0.06214
}

Semantic roles & 50–950 ramp

primary

#5B21AA

secondary

#9BC661

accent

#EA3DA1

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0613

muted

#7E7A82

Preview Lab

Preview with #5B21AA

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

Preview Lab → · Contrast checker → · Palette generator →