#4B1FA7#4B1FA7

#4B1FA7 is a dark, vivid violet. Relative luminance 0.053; OKLCH L 39.8% C 0.196 H 288.7°. Best body text is #FFFFFF at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#4B1FA7
RGB	rgb(75, 31, 167)
HSL	hsl(259, 69%, 39%)
HSV	hsv(259, 81%, 65%)
CMYK	cmyk(55.1%, 81.4%, 0%, 34.5%)
CIE-LAB	lab(27.48, 51.47, -64.63)
CIE-LCH	lch(27.48, 82.62, 308.53°)
OKLab	oklab(39.84% 0.0628 -0.186)
OKLCH	oklch(39.84% 0.196 288.7)
XYZ	xyz(10.3646, 5.2653, 37.0219)
Luminance	0.0527 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1FA7 #7BA71F

analogous

#1F37A7 #4B1FA7 #8F1FA7

triadic

#4B1FA7 #A74B1F #1FA74B

tetradic

#4B1FA7 #A71F37 #7BA71F #1FA78F

square

#4B1FA7 #A71F37 #7BA71F #1FA78F

split-complementary

#4B1FA7 #A78F1F #37A71F

monochromatic

#1D0C40 #341573 #4B1FA7 #632BD8 #895FE1

Accessibility & contrast

On white

10.23

#4B1FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#4B1FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1FA7

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1FA7	#FFFFFF	#000000	##FFFFFF
##4B1FA7	1.00	10.23	2.05	10.23
#FFFFFF	10.23	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AB

Deuteranopia (green-blind)

#003DA5

Tritanopia (blue-blind)

#254864

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #4b1fa7;
/* rgb */ color: rgb(75, 31, 167);
/* oklch */ color: oklch(39.8% 0.196 288.7);

Tailwind

colors: {
  custom: {
    50: '#8861c2',
    500: '#4b1fa7',
    950: '#000000',
  },
}

SCSS

$custom: #4b1fa7;
$custom-light: #8861c2;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1fa7",
  "rgb": {
    "r": 75,
    "g": 31,
    "b": 167
  },
  "hsl": {
    "h": 259.412,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.39835,
    "c": 0.1963,
    "h": 288.7
  },
  "luminance": 0.05266
}

Semantic roles & 50–950 ramp

primary

#4B1FA7

secondary

#A4C65C

accent

#EC3CB3

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0D0513

muted

#7D7A82

Preview Lab

Preview with #4B1FA7

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

Preview Lab → · Contrast checker → · Palette generator →