#4B1771#4B1771

#4B1771 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.9% C 0.145 H 306.2°. Best body text is #FFFFFF at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#4B1771
RGB	rgb(75, 23, 113)
HSL	hsl(275, 66%, 27%)
HSV	hsv(275, 80%, 44%)
CMYK	cmyk(33.6%, 79.6%, 0%, 55.7%)
CIE-LAB	lab(21.21, 40.75, -41.23)
CIE-LCH	lch(21.21, 57.97, 314.67°)
OKLab	oklab(33.92% 0.0858 -0.1173)
OKLCH	oklch(33.92% 0.145 306.2)
XYZ	xyz(6.1880, 3.3010, 15.9307)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1771 #3D7117

analogous

#1E1771 #4B1771 #71176A

triadic

#4B1771 #714B17 #17714B

tetradic

#4B1771 #711E17 #3D7117 #176A71

square

#4B1771 #711E17 #3D7117 #176A71

split-complementary

#4B1771 #6A7117 #17711E

monochromatic

#110519 #290D3E #4B1771 #6D21A4 #8E2ED4

Accessibility & contrast

On white

12.65

#4B1771 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#4B1771 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1771

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1771	#FFFFFF	#000000	##FFFFFF
##4B1771	1.00	12.65	1.66	12.65
#FFFFFF	12.65	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003173

Deuteranopia (green-blind)

#00336F

Tritanopia (blue-blind)

#442E43

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #4b1771;
/* rgb */ color: rgb(75, 23, 113);
/* oklch */ color: oklch(33.9% 0.145 306.2);

Tailwind

colors: {
  custom: {
    50: '#825a9a',
    500: '#4b1771',
    950: '#000000',
  },
}

SCSS

$custom: #4b1771;
$custom-light: #825a9a;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1771",
  "rgb": {
    "r": 75,
    "g": 23,
    "b": 113
  },
  "hsl": {
    "h": 274.667,
    "s": 66.176,
    "l": 26.667
  },
  "oklch": {
    "l": 0.33917,
    "c": 0.14533,
    "h": 306.2
  },
  "luminance": 0.03301
}

Semantic roles & 50–950 ramp

primary

#4B1771

secondary

#6AA73D

accent

#E93F87

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #4B1771

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

Preview Lab → · Contrast checker → · Palette generator →