#4B378C#4B378C

#4B378C is a dark, vivid violet. Relative luminance 0.061; OKLCH L 40.7% C 0.135 H 289.9°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#4B378C
RGB	rgb(75, 55, 140)
HSL	hsl(254, 44%, 38%)
HSV	hsv(254, 61%, 55%)
CMYK	cmyk(46.4%, 60.7%, 0%, 45.1%)
CIE-LAB	lab(29.72, 30.84, -44.48)
CIE-LCH	lch(29.72, 54.13, 304.74°)
OKLab	oklab(40.71% 0.046 -0.1269)
OKLCH	oklch(40.71% 0.135 289.9)
XYZ	xyz(9.0001, 6.1214, 25.5132)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B378C #788C37

analogous

#374D8C #4B378C #75378C

triadic

#4B378C #8C4B37 #378C4B

tetradic

#4B378C #8C374D #788C37 #378C75

square

#4B378C #8C374D #788C37 #378C75

split-complementary

#4B378C #8C7537 #4D8C37

monochromatic

#1C1434 #332660 #4B378C #6349B7 #8875C9

Accessibility & contrast

On white

9.44

#4B378C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#4B378C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B378C

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B378C	#FFFFFF	#000000	##FFFFFF
##4B378C	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00488F

Deuteranopia (green-blind)

#00448A

Tritanopia (blue-blind)

#374A5C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #4b378c;
/* rgb */ color: rgb(75, 55, 140);
/* oklch */ color: oklch(40.7% 0.135 289.9);

Tailwind

colors: {
  custom: {
    50: '#826eae',
    500: '#4b378c',
    950: '#000000',
  },
}

SCSS

$custom: #4b378c;
$custom-light: #826eae;
$custom-dark: #000000;

JSON

{
  "hex": "#4b378c",
  "rgb": {
    "r": 75,
    "g": 55,
    "b": 140
  },
  "hsl": {
    "h": 254.118,
    "s": 43.59,
    "l": 38.235
  },
  "oklch": {
    "l": 0.40706,
    "c": 0.13501,
    "h": 289.9
  },
  "luminance": 0.06122
}

Semantic roles & 50–950 ramp

primary

#4B378C

secondary

#A1B16D

accent

#D354B5

background

#F8F6FA

surface

#EFECF4

border

#CAC7CE

text

#0B0710

muted

#7C7A7F

Preview Lab

Preview with #4B378C

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

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