#5B21BC#5B21BC

#5B21BC is a dark, highly saturated violet. Relative luminance 0.069; OKLCH L 43.8% C 0.217 H 291.5°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#5B21BC
RGB	rgb(91, 33, 188)
HSL	hsl(262, 70%, 43%)
HSV	hsv(262, 82%, 74%)
CMYK	cmyk(51.6%, 82.4%, 0%, 26.3%)
CIE-LAB	lab(31.67, 58.14, -70.20)
CIE-LCH	lch(31.67, 91.15, 309.63°)
OKLab	oklab(43.78% 0.0794 -0.2018)
OKLCH	oklch(43.78% 0.217 291.5)
XYZ	xyz(13.9328, 6.9421, 48.1730)
Luminance	0.0694 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.69

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B21BC #82BC21

analogous

#2134BC #5B21BC #A821BC

triadic

#5B21BC #BC5B21 #21BC5B

tetradic

#5B21BC #BC2134 #82BC21 #21BCA8

square

#5B21BC #BC2134 #82BC21 #21BCA8

split-complementary

#5B21BC #BCA821 #34BC21

monochromatic

#290F54 #421888 #5B21BC #793DDD #9D71E6

Accessibility & contrast

On white

8.79

#5B21BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#5B21BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B21BC

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B21BC	#FFFFFF	#000000	##FFFFFF
##5B21BC	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DC0

Deuteranopia (green-blind)

#0047B9

Tritanopia (blue-blind)

#395071

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #5b21bc;
/* rgb */ color: rgb(91, 33, 188);
/* oklch */ color: oklch(43.8% 0.217 291.5);

Tailwind

colors: {
  custom: {
    50: '#9465d1',
    500: '#5b21bc',
    950: '#000000',
  },
}

SCSS

$custom: #5b21bc;
$custom-light: #9465d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b21bc",
  "rgb": {
    "r": 91,
    "g": 33,
    "b": 188
  },
  "hsl": {
    "h": 262.452,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.4378,
    "c": 0.21681,
    "h": 291.5
  },
  "luminance": 0.06943
}

Semantic roles & 50–950 ramp

primary

#5B21BC

secondary

#A9CD6C

accent

#ED3BAA

background

#F9F6FD

surface

#F2EBFA

border

#CCC6D3

text

#0E0614

muted

#7E7A83

Preview Lab

Preview with #5B21BC

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

Preview Lab → · Contrast checker → · Palette generator →