#4D37B2#4D37B2

#4D37B2 is a dark, vivid violet. Relative luminance 0.075; OKLCH L 44.1% C 0.184 H 284.0°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#4D37B2
RGB	rgb(77, 55, 178)
HSL	hsl(251, 53%, 46%)
HSV	hsv(251, 69%, 70%)
CMYK	cmyk(56.7%, 69.1%, 0%, 30.2%)
CIE-LAB	lab(32.97, 42.92, -62.20)
CIE-LCH	lch(32.97, 75.57, 304.61°)
OKLab	oklab(44.07% 0.0448 -0.1789)
OKLCH	oklch(44.07% 0.184 284)
XYZ	xyz(12.4602, 7.5238, 42.9065)
Luminance	0.0752 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.93

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D37B2 #9CB237

analogous

#375EB2 #4D37B2 #8A37B2

triadic

#4D37B2 #B24D37 #37B24D

tetradic

#4D37B2 #B2375E #9CB237 #37B28A

square

#4D37B2 #B2375E #9CB237 #37B28A

split-complementary

#4D37B2 #B28A37 #5EB237

monochromatic

#251A54 #392983 #4D37B2 #6F5ACC #9789DB

Accessibility & contrast

On white

8.38

#4D37B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#4D37B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37B2

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37B2	#FFFFFF	#000000	##FFFFFF
##4D37B2	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B6

Deuteranopia (green-blind)

#004AB0

Tritanopia (blue-blind)

#1B5770

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4d37b2;
/* rgb */ color: rgb(77, 55, 178);
/* oklch */ color: oklch(44.1% 0.184 284.0);

Tailwind

colors: {
  custom: {
    50: '#8970ca',
    500: '#4d37b2',
    950: '#000000',
  },
}

SCSS

$custom: #4d37b2;
$custom-light: #8970ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37b2",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 178
  },
  "hsl": {
    "h": 250.732,
    "s": 52.79,
    "l": 45.686
  },
  "oklch": {
    "l": 0.44068,
    "c": 0.18445,
    "h": 284
  },
  "luminance": 0.07525
}

Semantic roles & 50–950 ramp

primary

#4D37B2

secondary

#B8C580

accent

#DC4CC2

background

#F9F6FC

surface

#F1ECF9

border

#CBC7D2

text

#0D0713

muted

#7E7A82

Preview Lab

Preview with #4D37B2

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

Preview Lab → · Contrast checker → · Palette generator →