#4B1871#4B1871

#4B1871 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 34.0% C 0.144 H 306.0°. Best body text is #FFFFFF at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#4B1871
RGB	rgb(75, 24, 113)
HSL	hsl(274, 65%, 27%)
HSV	hsv(274, 79%, 44%)
CMYK	cmyk(33.6%, 78.8%, 0%, 55.7%)
CIE-LAB	lab(21.36, 40.32, -40.98)
CIE-LCH	lch(21.36, 57.49, 314.53°)
OKLab	oklab(34.02% 0.0848 -0.1166)
OKLCH	oklch(34.02% 0.144 306)
XYZ	xyz(6.2083, 3.3414, 15.9375)
Luminance	0.0334 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1871 #3E7118

analogous

#1E1871 #4B1871 #71186B

triadic

#4B1871 #714B18 #18714B

tetradic

#4B1871 #711E18 #3E7118 #186B71

square

#4B1871 #711E18 #3E7118 #186B71

split-complementary

#4B1871 #6B7118 #18711E

monochromatic

#110519 #290D3F #4B1871 #6D23A3 #8E30D3

Accessibility & contrast

On white

12.59

#4B1871 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#4B1871 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1871

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1871	#FFFFFF	#000000	##FFFFFF
##4B1871	1.00	12.59	1.67	12.59
#FFFFFF	12.59	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003273

Deuteranopia (green-blind)

#00336F

Tritanopia (blue-blind)

#442E43

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #4b1871;
/* rgb */ color: rgb(75, 24, 113);
/* oklch */ color: oklch(34.0% 0.144 306.0);

Tailwind

colors: {
  custom: {
    50: '#825b9a',
    500: '#4b1871',
    950: '#000000',
  },
}

SCSS

$custom: #4b1871;
$custom-light: #825b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1871",
  "rgb": {
    "r": 75,
    "g": 24,
    "b": 113
  },
  "hsl": {
    "h": 274.382,
    "s": 64.964,
    "l": 26.863
  },
  "oklch": {
    "l": 0.34023,
    "c": 0.14418,
    "h": 306
  },
  "luminance": 0.03341
}

Semantic roles & 50–950 ramp

primary

#4B1871

secondary

#6BA63E

accent

#E84088

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #4B1871

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

Preview Lab → · Contrast checker → · Palette generator →