#4D33B1#4D33B1

#4D33B1 is a dark, vivid violet. Relative luminance 0.071; OKLCH L 43.4% C 0.188 H 284.9°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#4D33B1
RGB	rgb(77, 51, 177)
HSL	hsl(252, 55%, 45%)
HSV	hsv(252, 71%, 69%)
CMYK	cmyk(56.5%, 71.2%, 0%, 30.6%)
CIE-LAB	lab(32.08, 44.84, -63.07)
CIE-LCH	lch(32.08, 77.38, 305.41°)
OKLab	oklab(43.4% 0.0483 -0.1815)
OKLCH	oklch(43.4% 0.188 284.9)
XYZ	xyz(12.1778, 7.1190, 42.3189)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D33B1 #97B133

analogous

#3358B1 #4D33B1 #8C33B1

triadic

#4D33B1 #B14D33 #33B14D

tetradic

#4D33B1 #B13358 #97B133 #33B18C

square

#4D33B1 #B13358 #97B133 #33B18C

split-complementary

#4D33B1 #B18C33 #58B133

monochromatic

#241852 #382581 #4D33B1 #6D54CE #9583DB

Accessibility & contrast

On white

8.66

#4D33B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#4D33B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D33B1

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D33B1	#FFFFFF	#000000	##FFFFFF
##4D33B1	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB5

Deuteranopia (green-blind)

#0047AF

Tritanopia (blue-blind)

#1D556E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4d33b1;
/* rgb */ color: rgb(77, 51, 177);
/* oklch */ color: oklch(43.4% 0.188 284.9);

Tailwind

colors: {
  custom: {
    50: '#896dc9',
    500: '#4d33b1',
    950: '#000000',
  },
}

SCSS

$custom: #4d33b1;
$custom-light: #896dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#4d33b1",
  "rgb": {
    "r": 77,
    "g": 51,
    "b": 177
  },
  "hsl": {
    "h": 252.381,
    "s": 55.263,
    "l": 44.706
  },
  "oklch": {
    "l": 0.43402,
    "c": 0.18781,
    "h": 284.9
  },
  "luminance": 0.0712
}

Semantic roles & 50–950 ramp

primary

#4D33B1

secondary

#B6C57B

accent

#DF49C0

background

#F9F6FC

surface

#F1ECF8

border

#CBC7D1

text

#0D0713

muted

#7E7A82

Preview Lab

Preview with #4D33B1

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

Preview Lab → · Contrast checker → · Palette generator →