#4B1C79#4B1C79

#4B1C79 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.2% C 0.148 H 302.2°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#4B1C79
RGB	rgb(75, 28, 121)
HSL	hsl(270, 62%, 29%)
HSV	hsv(270, 77%, 47%)
CMYK	cmyk(38%, 76.9%, 0%, 52.5%)
CIE-LAB	lab(22.68, 40.52, -43.98)
CIE-LCH	lch(22.68, 59.80, 312.66°)
OKLab	oklab(35.16% 0.079 -0.1254)
OKLCH	oklch(35.16% 0.148 302.2)
XYZ	xyz(6.7673, 3.7068, 18.4444)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.95

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1C79 #4A791C

analogous

#1D1C79 #4B1C79 #791C79

triadic

#4B1C79 #794B1C #1C794B

tetradic

#4B1C79 #791D1C #4A791C #1C7979

square

#4B1C79 #791D1C #4A791C #1C7979

split-complementary

#4B1C79 #79791C #1C791D

monochromatic

#0F0619 #2C1047 #4B1C79 #6A28AB #893DD2

Accessibility & contrast

On white

12.06

#4B1C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#4B1C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1C79

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1C79	#FFFFFF	#000000	##FFFFFF
##4B1C79	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357C

Deuteranopia (green-blind)

#003677

Tritanopia (blue-blind)

#413349

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #4b1c79;
/* rgb */ color: rgb(75, 28, 121);
/* oklch */ color: oklch(35.2% 0.148 302.2);

Tailwind

colors: {
  custom: {
    50: '#825da0',
    500: '#4b1c79',
    950: '#000000',
  },
}

SCSS

$custom: #4b1c79;
$custom-light: #825da0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1c79",
  "rgb": {
    "r": 75,
    "g": 28,
    "b": 121
  },
  "hsl": {
    "h": 270.323,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.35162,
    "c": 0.14822,
    "h": 302.2
  },
  "luminance": 0.03707
}

Semantic roles & 50–950 ramp

primary

#4B1C79

secondary

#78AD44

accent

#E54293

background

#F8F5FA

surface

#EFE9F3

border

#CAC5CD

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4B1C79

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

Preview Lab → · Contrast checker → · Palette generator →