#4B105C#4B105C

#4B105C is a dark, vivid purple. Relative luminance 0.026; OKLCH L 31.5% C 0.132 H 317.3°. Best body text is #FFFFFF at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#4B105C
RGB	rgb(75, 16, 92)
HSL	hsl(287, 70%, 21%)
HSV	hsv(287, 83%, 36%)
CMYK	cmyk(18.5%, 82.6%, 0%, 63.9%)
CIE-LAB	lab(18.54, 38.71, -31.78)
CIE-LCH	lch(18.54, 50.08, 320.61°)
OKLab	oklab(31.5% 0.0969 -0.0895)
OKLCH	oklch(31.5% 0.132 317.3)
XYZ	xyz(5.0184, 2.6394, 10.3682)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 3.32

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B105C #215C10

analogous

#25105C #4B105C #5C1047

triadic

#4B105C #5C4B10 #105C4B

tetradic

#4B105C #5C2510 #215C10 #10475C

square

#4B105C #5C2510 #215C10 #10475C

split-complementary

#4B105C #475C10 #105C25

monochromatic

#15051A #200728 #4B105C #751990 #A022C4

Accessibility & contrast

On white

13.75

#4B105C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#4B105C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B105C

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B105C	#FFFFFF	#000000	##FFFFFF
##4B105C	1.00	13.75	1.53	13.75
#FFFFFF	13.75	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5E

Deuteranopia (green-blind)

#122F5A

Tritanopia (blue-blind)

#4A2136

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #4b105c;
/* rgb */ color: rgb(75, 16, 92);
/* oklch */ color: oklch(31.5% 0.132 317.3);

Tailwind

colors: {
  custom: {
    50: '#80568b',
    500: '#4b105c',
    950: '#000000',
  },
}

SCSS

$custom: #4b105c;
$custom-light: #80568b;
$custom-dark: #000000;

JSON

{
  "hex": "#4b105c",
  "rgb": {
    "r": 75,
    "g": 16,
    "b": 92
  },
  "hsl": {
    "h": 286.579,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.315,
    "c": 0.13189,
    "h": 317.3
  },
  "luminance": 0.02639
}

Semantic roles & 50–950 ramp

primary

#4B105C

secondary

#499533

accent

#ED3B63

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B030C

muted

#7C787D

Preview Lab

Preview with #4B105C

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

Preview Lab → · Contrast checker → · Palette generator →