#4C1571#4C1571

#4C1571 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.9% C 0.148 H 307.1°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#4C1571
RGB	rgb(76, 21, 113)
HSL	hsl(276, 69%, 26%)
HSV	hsv(276, 81%, 44%)
CMYK	cmyk(32.7%, 81.4%, 0%, 55.7%)
CIE-LAB	lab(21.08, 41.77, -41.44)
CIE-LCH	lch(21.08, 58.84, 315.23°)
OKLab	oklab(33.85% 0.0892 -0.1179)
OKLCH	oklch(33.85% 0.148 307.1)
XYZ	xyz(6.2287, 3.2652, 15.9217)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C1571 #3A7115

analogous

#1E1571 #4C1571 #711568

triadic

#4C1571 #714C15 #15714C

tetradic

#4C1571 #711E15 #3A7115 #156871

square

#4C1571 #711E15 #3A7115 #156871

split-complementary

#4C1571 #687115 #15711E

monochromatic

#11051A #290B3D #4C1571 #6F1FA5 #9129D7

Accessibility & contrast

On white

12.70

#4C1571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#4C1571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C1571

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C1571	#FFFFFF	#000000	##FFFFFF
##4C1571	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003174

Deuteranopia (green-blind)

#00336F

Tritanopia (blue-blind)

#462C43

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #4c1571;
/* rgb */ color: rgb(76, 21, 113);
/* oklch */ color: oklch(33.9% 0.148 307.1);

Tailwind

colors: {
  custom: {
    50: '#825a9b',
    500: '#4c1571',
    950: '#000000',
  },
}

SCSS

$custom: #4c1571;
$custom-light: #825a9b;
$custom-dark: #000000;

JSON

{
  "hex": "#4c1571",
  "rgb": {
    "r": 76,
    "g": 21,
    "b": 113
  },
  "hsl": {
    "h": 275.87,
    "s": 68.657,
    "l": 26.275
  },
  "oklch": {
    "l": 0.33854,
    "c": 0.1478,
    "h": 307.1
  },
  "luminance": 0.03265
}

Semantic roles & 50–950 ramp

primary

#4C1571

secondary

#66A73B

accent

#EB3C83

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #4C1571

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

Preview Lab → · Contrast checker → · Palette generator →