#4B21AE#4B21AE

#4B21AE is a dark, highly saturated violet. Relative luminance 0.056; OKLCH L 40.7% C 0.202 H 287.0°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#4B21AE
RGB	rgb(75, 33, 174)
HSL	hsl(258, 68%, 41%)
HSV	hsv(258, 81%, 68%)
CMYK	cmyk(56.9%, 81%, 0%, 31.8%)
CIE-LAB	lab(28.48, 52.54, -67.19)
CIE-LCH	lch(28.48, 85.29, 308.02°)
OKLab	oklab(40.74% 0.0592 -0.1935)
OKLCH	oklch(40.74% 0.202 287)
XYZ	xyz(11.0832, 5.6389, 40.5406)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B21AE #84AE21

analogous

#213EAE #4B21AE #9121AE

triadic

#4B21AE #AE4B21 #21AE4B

tetradic

#4B21AE #AE213E #84AE21 #21AE91

square

#4B21AE #AE213E #84AE21 #21AE91

split-complementary

#4B21AE #AE9121 #3EAE21

monochromatic

#1F0D47 #35177B #4B21AE #6534D8 #8C67E2

Accessibility & contrast

On white

9.87

#4B21AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#4B21AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B21AE

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B21AE	#FFFFFF	#000000	##FFFFFF
##4B21AE	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)

#0046B2

Deuteranopia (green-blind)

#003FAC

Tritanopia (blue-blind)

#1C4B68

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4b21ae;
/* rgb */ color: rgb(75, 33, 174);
/* oklch */ color: oklch(40.7% 0.202 287.0);

Tailwind

colors: {
  custom: {
    50: '#8963c7',
    500: '#4b21ae',
    950: '#000000',
  },
}

SCSS

$custom: #4b21ae;
$custom-light: #8963c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4b21ae",
  "rgb": {
    "r": 75,
    "g": 33,
    "b": 174
  },
  "hsl": {
    "h": 257.872,
    "s": 68.116,
    "l": 40.588
  },
  "oklch": {
    "l": 0.40743,
    "c": 0.20232,
    "h": 287
  },
  "luminance": 0.0564
}

Semantic roles & 50–950 ramp

primary

#4B21AE

secondary

#AAC863

accent

#EB3DB7

background

#F9F6FC

surface

#F1EBF8

border

#CBC6D1

text

#0D0613

muted

#7E7A82

Preview Lab

Preview with #4B21AE

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

Preview Lab → · Contrast checker → · Palette generator →