#4B21CA#4B21CA

#4B21CA is a dark, highly saturated violet. Relative luminance 0.068; OKLCH L 43.7% C 0.233 H 282.3°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#4B21CA
RGB	rgb(75, 33, 202)
HSL	hsl(255, 72%, 46%)
HSV	hsv(255, 84%, 79%)
CMYK	cmyk(62.9%, 83.7%, 0%, 20.8%)
CIE-LAB	lab(31.46, 60.15, -78.84)
CIE-LCH	lch(31.46, 99.17, 307.34°)
OKLab	oklab(43.67% 0.0496 -0.2274)
OKLCH	oklch(43.67% 0.233 282.3)
XYZ	xyz(14.1028, 6.8468, 56.4441)
Luminance	0.0685 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B21CA #A0CA21

analogous

#214BCA #4B21CA #9F21CA

triadic

#4B21CA #CA4B21 #21CA4B

tetradic

#4B21CA #CA214B #A0CA21 #21CA9F

square

#4B21CA #CA214B #A0CA21 #21CA9F

split-complementary

#4B21CA #CA9F21 #4BCA21

monochromatic

#241061 #371895 #4B21CA #6D47E1 #977CEA

Accessibility & contrast

On white

8.86

#4B21CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#4B21CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B21CA

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B21CA	#FFFFFF	#000000	##FFFFFF
##4B21CA	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FCE

Deuteranopia (green-blind)

#0044C7

Tritanopia (blue-blind)

#005779

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #4b21ca;
/* rgb */ color: rgb(75, 33, 202);
/* oklch */ color: oklch(43.7% 0.233 282.3);

Tailwind

colors: {
  custom: {
    50: '#8e65dc',
    500: '#4b21ca',
    950: '#000000',
  },
}

SCSS

$custom: #4b21ca;
$custom-light: #8e65dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b21ca",
  "rgb": {
    "r": 75,
    "g": 33,
    "b": 202
  },
  "hsl": {
    "h": 254.911,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.43667,
    "c": 0.23277,
    "h": 282.3
  },
  "luminance": 0.06848
}

Semantic roles & 50–950 ramp

primary

#4B21CA

secondary

#BBD275

accent

#EF39C2

background

#F9F6FD

surface

#F2EBFB

border

#CCC6D4

text

#0E0615

muted

#7E7A83

Preview Lab

Preview with #4B21CA

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

Preview Lab → · Contrast checker → · Palette generator →