#4B1D71#4B1D71

#4B1D71 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 34.6% C 0.138 H 305.2°. Best body text is #FFFFFF at 12.26:1 contrast (WCAG AA passes).

Color values

HEX	#4B1D71
RGB	rgb(75, 29, 113)
HSL	hsl(273, 59%, 28%)
HSV	hsv(273, 74%, 44%)
CMYK	cmyk(33.6%, 74.3%, 0%, 55.7%)
CIE-LAB	lab(22.18, 37.99, -39.65)
CIE-LCH	lch(22.18, 54.91, 313.77°)
OKLab	oklab(34.61% 0.0796 -0.1127)
OKLCH	oklch(34.61% 0.138 305.2)
XYZ	xyz(6.3210, 3.5669, 15.9751)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1D71 #43711D

analogous

#211D71 #4B1D71 #711D6D

triadic

#4B1D71 #714B1D #1D714B

tetradic

#4B1D71 #71211D #43711D #1D6D71

square

#4B1D71 #71211D #43711D #1D6D71

split-complementary

#4B1D71 #6D711D #1D7121

monochromatic

#100618 #2B1140 #4B1D71 #6B29A2 #8B3CCD

Accessibility & contrast

On white

12.26

#4B1D71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#4B1D71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1D71

12.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1D71	#FFFFFF	#000000	##FFFFFF
##4B1D71	1.00	12.26	1.71	12.26
#FFFFFF	12.26	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003473

Deuteranopia (green-blind)

#00356F

Tritanopia (blue-blind)

#443145

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #4b1d71;
/* rgb */ color: rgb(75, 29, 113);
/* oklch */ color: oklch(34.6% 0.138 305.2);

Tailwind

colors: {
  custom: {
    50: '#815d9a',
    500: '#4b1d71',
    950: '#000000',
  },
}

SCSS

$custom: #4b1d71;
$custom-light: #815d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1d71",
  "rgb": {
    "r": 75,
    "g": 29,
    "b": 113
  },
  "hsl": {
    "h": 272.857,
    "s": 59.155,
    "l": 27.843
  },
  "oklch": {
    "l": 0.34605,
    "c": 0.13796,
    "h": 305.2
  },
  "luminance": 0.03567
}

Semantic roles & 50–950 ramp

primary

#4B1D71

secondary

#70A544

accent

#E2458C

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #4B1D71

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

Preview Lab → · Contrast checker → · Palette generator →