#4E37B4#4E37B4

#4E37B4 is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.3% C 0.187 H 284.2°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#4E37B4
RGB	rgb(78, 55, 180)
HSL	hsl(251, 53%, 46%)
HSV	hsv(251, 69%, 71%)
CMYK	cmyk(56.7%, 69.4%, 0%, 29.4%)
CIE-LAB	lab(33.24, 43.69, -62.95)
CIE-LCH	lch(33.24, 76.62, 304.76°)
OKLab	oklab(44.33% 0.0458 -0.1811)
OKLCH	oklch(44.33% 0.187 284.2)
XYZ	xyz(12.7438, 7.6466, 43.9756)
Luminance	0.0765 (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

#4E37B4 #9DB437

analogous

#375EB4 #4E37B4 #8C37B4

triadic

#4E37B4 #B44E37 #37B44E

tetradic

#4E37B4 #B4375E #9DB437 #37B48C

square

#4E37B4 #B4375E #9DB437 #37B48C

split-complementary

#4E37B4 #B48C37 #5EB437

monochromatic

#251A56 #3A2985 #4E37B4 #705BCD #998ADB

Accessibility & contrast

On white

8.30

#4E37B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#4E37B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E37B4

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E37B4	#FFFFFF	#000000	##FFFFFF
##4E37B4	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B8

Deuteranopia (green-blind)

#004AB2

Tritanopia (blue-blind)

#1B5871

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4e37b4;
/* rgb */ color: rgb(78, 55, 180);
/* oklch */ color: oklch(44.3% 0.187 284.2);

Tailwind

colors: {
  custom: {
    50: '#8a70cb',
    500: '#4e37b4',
    950: '#000000',
  },
}

SCSS

$custom: #4e37b4;
$custom-light: #8a70cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e37b4",
  "rgb": {
    "r": 78,
    "g": 55,
    "b": 180
  },
  "hsl": {
    "h": 251.04,
    "s": 53.191,
    "l": 46.078
  },
  "oklch": {
    "l": 0.44334,
    "c": 0.18682,
    "h": 284.2
  },
  "luminance": 0.07647
}

Semantic roles & 50–950 ramp

primary

#4E37B4

secondary

#B9C681

accent

#DD4BC2

background

#F9F6FC

surface

#F1ECF9

border

#CBC7D2

text

#0D0713

muted

#7E7A82

Preview Lab

Preview with #4E37B4

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

Preview Lab → · Contrast checker → · Palette generator →