#4B1FB4#4B1FB4

#4B1FB4 is a dark, highly saturated violet. Relative luminance 0.058; OKLCH L 41.2% C 0.210 H 286.1°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#4B1FB4
RGB	rgb(75, 31, 180)
HSL	hsl(258, 71%, 41%)
HSV	hsv(258, 83%, 71%)
CMYK	cmyk(58.3%, 82.8%, 0%, 29.4%)
CIE-LAB	lab(28.83, 55.00, -70.21)
CIE-LCH	lch(28.83, 89.18, 308.07°)
OKLab	oklab(41.17% 0.0583 -0.2023)
OKLCH	oklch(41.17% 0.21 286.1)
XYZ	xyz(11.6274, 5.7704, 43.6723)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1FB4 #88B41F

analogous

#1F3EB4 #4B1FB4 #961FB4

triadic

#4B1FB4 #B44B1F #1FB44B

tetradic

#4B1FB4 #B41F3E #88B41F #1FB496

square

#4B1FB4 #B41F3E #88B41F #1FB496

split-complementary

#4B1FB4 #B4961F #3EB41F

monochromatic

#1F0D4C #351680 #4B1FB4 #6634DC #8D68E5

Accessibility & contrast

On white

9.75

#4B1FB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#4B1FB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1FB4

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1FB4	#FFFFFF	#000000	##FFFFFF
##4B1FB4	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B8

Deuteranopia (green-blind)

#0040B1

Tritanopia (blue-blind)

#114D6C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #4b1fb4;
/* rgb */ color: rgb(75, 31, 180);
/* oklch */ color: oklch(41.2% 0.210 286.1);

Tailwind

colors: {
  custom: {
    50: '#8a62cc',
    500: '#4b1fb4',
    950: '#000000',
  },
}

SCSS

$custom: #4b1fb4;
$custom-light: #8a62cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1fb4",
  "rgb": {
    "r": 75,
    "g": 31,
    "b": 180
  },
  "hsl": {
    "h": 257.718,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.41166,
    "c": 0.21049,
    "h": 286.1
  },
  "luminance": 0.05771
}

Semantic roles & 50–950 ramp

primary

#4B1FB4

secondary

#ACCB64

accent

#ED3AB9

background

#F9F6FC

surface

#F1EBF9

border

#CBC6D2

text

#0D0614

muted

#7E7A82

Preview Lab

Preview with #4B1FB4

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

Preview Lab → · Contrast checker → · Palette generator →