#4B378D#4B378D

#4B378D is a dark, vivid violet. Relative luminance 0.062; OKLCH L 40.8% C 0.136 H 289.7°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#4B378D
RGB	rgb(75, 55, 141)
HSL	hsl(254, 44%, 38%)
HSV	hsv(254, 61%, 55%)
CMYK	cmyk(46.8%, 61%, 0%, 44.7%)
CIE-LAB	lab(29.79, 31.15, -44.98)
CIE-LCH	lch(29.79, 54.71, 304.70°)
OKLab	oklab(40.78% 0.0459 -0.1284)
OKLCH	oklch(40.78% 0.136 289.7)
XYZ	xyz(9.0742, 6.1510, 25.9033)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 8.70

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B378D #798D37

analogous

#374E8D #4B378D #76378D

triadic

#4B378D #8D4B37 #378D4B

tetradic

#4B378D #8D374E #798D37 #378D76

square

#4B378D #8D374E #798D37 #378D76

split-complementary

#4B378D #8D7637 #4E8D37

monochromatic

#1C1535 #342661 #4B378D #6349B8 #8975C9

Accessibility & contrast

On white

9.42

#4B378D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#4B378D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B378D

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B378D	#FFFFFF	#000000	##FFFFFF
##4B378D	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004890

Deuteranopia (green-blind)

#00448B

Tritanopia (blue-blind)

#374A5C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #4b378d;
/* rgb */ color: rgb(75, 55, 141);
/* oklch */ color: oklch(40.8% 0.136 289.7);

Tailwind

colors: {
  custom: {
    50: '#836faf',
    500: '#4b378d',
    950: '#000000',
  },
}

SCSS

$custom: #4b378d;
$custom-light: #836faf;
$custom-dark: #000000;

JSON

{
  "hex": "#4b378d",
  "rgb": {
    "r": 75,
    "g": 55,
    "b": 141
  },
  "hsl": {
    "h": 253.953,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.40783,
    "c": 0.13637,
    "h": 289.7
  },
  "luminance": 0.06151
}

Semantic roles & 50–950 ramp

primary

#4B378D

secondary

#A2B26E

accent

#D454B6

background

#F8F6FA

surface

#EFECF4

border

#CAC7CE

text

#0B0710

muted

#7C7A7F

Preview Lab

Preview with #4B378D

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

Preview Lab → · Contrast checker → · Palette generator →