#4B0F57#4B0F57

#4B0F57 is a dark, vivid purple. Relative luminance 0.025; OKLCH L 31.0% C 0.128 H 320.2°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#4B0F57
RGB	rgb(75, 15, 87)
HSL	hsl(290, 71%, 20%)
HSV	hsv(290, 83%, 34%)
CMYK	cmyk(13.8%, 82.8%, 0%, 65.9%)
CIE-LAB	lab(18.04, 38.02, -29.24)
CIE-LCH	lch(18.04, 47.96, 322.44°)
OKLab	oklab(31.03% 0.0986 -0.082)
OKLCH	oklch(31.03% 0.128 320.2)
XYZ	xyz(4.7926, 2.5259, 9.2501)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B0F57 #1B570F

analogous

#270F57 #4B0F57 #570F3F

triadic

#4B0F57 #574B0F #0F574B

tetradic

#4B0F57 #57270F #1B570F #0F3F57

square

#4B0F57 #57270F #1B570F #0F3F57

split-complementary

#4B0F57 #3F570F #0F5727

monochromatic

#16051A #1E0623 #4B0F57 #78188B #A521BF

Accessibility & contrast

On white

13.95

#4B0F57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#4B0F57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B0F57

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B0F57	#FFFFFF	#000000	##FFFFFF
##4B0F57	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002859

Deuteranopia (green-blind)

#162E55

Tritanopia (blue-blind)

#4B1E33

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #4b0f57;
/* rgb */ color: rgb(75, 15, 87);
/* oklch */ color: oklch(31.0% 0.128 320.2);

Tailwind

colors: {
  custom: {
    50: '#805587',
    500: '#4b0f57',
    950: '#000000',
  },
}

SCSS

$custom: #4b0f57;
$custom-light: #805587;
$custom-dark: #000000;

JSON

{
  "hex": "#4b0f57",
  "rgb": {
    "r": 75,
    "g": 15,
    "b": 87
  },
  "hsl": {
    "h": 290,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.31025,
    "c": 0.12823,
    "h": 320.2
  },
  "luminance": 0.02526
}

Semantic roles & 50–950 ramp

primary

#4B0F57

secondary

#419131

accent

#ED3A58

background

#F8F5F8

surface

#EFE9EF

border

#CAC5CA

text

#0B030B

muted

#7C787C

Preview Lab

Preview with #4B0F57

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

Preview Lab → · Contrast checker → · Palette generator →