#4B1C91#4B1C91

#4B1C91 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.4% C 0.175 H 294.4°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#4B1C91
RGB	rgb(75, 28, 145)
HSL	hsl(264, 68%, 34%)
HSV	hsv(264, 81%, 57%)
CMYK	cmyk(48.3%, 80.7%, 0%, 43.1%)
CIE-LAB	lab(24.86, 46.83, -55.48)
CIE-LCH	lch(24.86, 72.60, 310.16°)
OKLab	oklab(37.36% 0.0723 -0.1592)
OKLCH	oklch(37.36% 0.175 294.4)
XYZ	xyz(8.4263, 4.3704, 27.1822)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.88

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1C91 #62911C

analogous

#1C2791 #4B1C91 #861C91

triadic

#4B1C91 #914B1C #1C914B

tetradic

#4B1C91 #911C27 #62911C #1C9186

square

#4B1C91 #911C27 #62911C #1C9186

split-complementary

#4B1C91 #91861C #27911C

monochromatic

#16082A #30125E #4B1C91 #6626C4 #854BDC

Accessibility & contrast

On white

11.20

#4B1C91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#4B1C91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1C91

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1C91	#FFFFFF	#000000	##FFFFFF
##4B1C91	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C94

Deuteranopia (green-blind)

#00398F

Tritanopia (blue-blind)

#363D57

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #4b1c91;
/* rgb */ color: rgb(75, 28, 145);
/* oklch */ color: oklch(37.4% 0.175 294.4);

Tailwind

colors: {
  custom: {
    50: '#855fb2',
    500: '#4b1c91',
    950: '#000000',
  },
}

SCSS

$custom: #4b1c91;
$custom-light: #855fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1c91",
  "rgb": {
    "r": 75,
    "g": 28,
    "b": 145
  },
  "hsl": {
    "h": 264.103,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.37362,
    "c": 0.1748,
    "h": 294.4
  },
  "luminance": 0.04371
}

Semantic roles & 50–950 ramp

primary

#4B1C91

secondary

#90BE4A

accent

#EB3DA5

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #4B1C91

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

Preview Lab → · Contrast checker → · Palette generator →