#4D1B7B#4D1B7B

#4D1B7B is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.5% C 0.152 H 302.9°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#4D1B7B
RGB	rgb(77, 27, 123)
HSL	hsl(271, 64%, 29%)
HSV	hsv(271, 78%, 48%)
CMYK	cmyk(37.4%, 78%, 0%, 51.8%)
CIE-LAB	lab(22.97, 41.87, -44.76)
CIE-LCH	lch(22.97, 61.29, 313.09°)
OKLab	oklab(35.48% 0.0826 -0.1276)
OKLCH	oklch(35.48% 0.152 302.9)
XYZ	xyz(7.0268, 3.7917, 19.0967)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.66

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D1B7B #497B1B

analogous

#1D1B7B #4D1B7B #7B1B79

triadic

#4D1B7B #7B4D1B #1B7B4D

tetradic

#4D1B7B #7B1D1B #497B1B #1B797B

square

#4D1B7B #7B1D1B #497B1B #1B797B

split-complementary

#4D1B7B #797B1B #1B7B1D

monochromatic

#100619 #2E1049 #4D1B7B #6C26AD #8B3CD4

Accessibility & contrast

On white

11.94

#4D1B7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#4D1B7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D1B7B

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D1B7B	#FFFFFF	#000000	##FFFFFF
##4D1B7B	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367E

Deuteranopia (green-blind)

#003779

Tritanopia (blue-blind)

#43334A

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #4d1b7b;
/* rgb */ color: rgb(77, 27, 123);
/* oklch */ color: oklch(35.5% 0.152 302.9);

Tailwind

colors: {
  custom: {
    50: '#845da2',
    500: '#4d1b7b',
    950: '#000000',
  },
}

SCSS

$custom: #4d1b7b;
$custom-light: #845da2;
$custom-dark: #000000;

JSON

{
  "hex": "#4d1b7b",
  "rgb": {
    "r": 77,
    "g": 27,
    "b": 123
  },
  "hsl": {
    "h": 271.25,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.35483,
    "c": 0.15201,
    "h": 302.9
  },
  "luminance": 0.03792
}

Semantic roles & 50–950 ramp

primary

#4D1B7B

secondary

#77AF43

accent

#E74190

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4D1B7B

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

Preview Lab → · Contrast checker → · Palette generator →