#4B1F83#4B1F83

#4B1F83 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.4% C 0.156 H 298.2°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#4B1F83
RGB	rgb(75, 31, 131)
HSL	hsl(266, 62%, 32%)
HSV	hsv(266, 76%, 51%)
CMYK	cmyk(42.7%, 76.3%, 0%, 48.6%)
CIE-LAB	lab(24.05, 41.73, -48.08)
CIE-LCH	lch(24.05, 63.66, 310.95°)
OKLab	oklab(36.4% 0.0737 -0.1375)
OKLCH	oklch(36.4% 0.156 298.2)
XYZ	xyz(7.4873, 4.1144, 21.8680)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1F83 #57831F

analogous

#1F2583 #4B1F83 #7D1F83

triadic

#4B1F83 #834B1F #1F834B

tetradic

#4B1F83 #831F25 #57831F #1F837D

square

#4B1F83 #831F25 #57831F #1F837D

split-complementary

#4B1F83 #837D1F #25831F

monochromatic

#120820 #2F1352 #4B1F83 #672BB4 #8649D4

Accessibility & contrast

On white

11.52

#4B1F83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#4B1F83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1F83

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1F83	#FFFFFF	#000000	##FFFFFF
##4B1F83	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003986

Deuteranopia (green-blind)

#003881

Tritanopia (blue-blind)

#3D394F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #4b1f83;
/* rgb */ color: rgb(75, 31, 131);
/* oklch */ color: oklch(36.4% 0.156 298.2);

Tailwind

colors: {
  custom: {
    50: '#835fa8',
    500: '#4b1f83',
    950: '#000000',
  },
}

SCSS

$custom: #4b1f83;
$custom-light: #835fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1f83",
  "rgb": {
    "r": 75,
    "g": 31,
    "b": 131
  },
  "hsl": {
    "h": 266.4,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.36396,
    "c": 0.15597,
    "h": 298.2
  },
  "luminance": 0.04115
}

Semantic roles & 50–950 ramp

primary

#4B1F83

secondary

#85B648

accent

#E5439E

background

#F8F5FA

surface

#EFEAF4

border

#CAC6CE

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #4B1F83

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

Preview Lab → · Contrast checker → · Palette generator →