#4D1781#4D1781

#4D1781 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.6% C 0.163 H 301.3°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#4D1781
RGB	rgb(77, 23, 129)
HSL	hsl(271, 70%, 30%)
HSV	hsv(271, 82%, 51%)
CMYK	cmyk(40.3%, 82.2%, 0%, 49.4%)
CIE-LAB	lab(22.91, 45.07, -48.66)
CIE-LCH	lch(22.91, 66.33, 312.81°)
OKLab	oklab(35.61% 0.0845 -0.139)
OKLCH	oklch(35.61% 0.163 301.3)
XYZ	xyz(7.3284, 3.7755, 21.1073)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.65

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D1781 #4B8117

analogous

#181781 #4D1781 #811780

triadic

#4D1781 #814D17 #17814D

tetradic

#4D1781 #811817 #4B8117 #178081

square

#4D1781 #811817 #4B8117 #178081

split-complementary

#4D1781 #808117 #178118

monochromatic

#10051A #2E0E4D #4D1781 #6C20B5 #8B37DB

Accessibility & contrast

On white

11.96

#4D1781 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#4D1781 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D1781

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D1781	#FFFFFF	#000000	##FFFFFF
##4D1781	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003684

Deuteranopia (green-blind)

#00367F

Tritanopia (blue-blind)

#41344C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #4d1781;
/* rgb */ color: rgb(77, 23, 129);
/* oklch */ color: oklch(35.6% 0.163 301.3);

Tailwind

colors: {
  custom: {
    50: '#855ca6',
    500: '#4d1781',
    950: '#000000',
  },
}

SCSS

$custom: #4d1781;
$custom-light: #855ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d1781",
  "rgb": {
    "r": 77,
    "g": 23,
    "b": 129
  },
  "hsl": {
    "h": 270.566,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.35608,
    "c": 0.16267,
    "h": 301.3
  },
  "luminance": 0.03776
}

Semantic roles & 50–950 ramp

primary

#4D1781

secondary

#79B53E

accent

#ED3B92

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #4D1781

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

Preview Lab → · Contrast checker → · Palette generator →