#4D37AC#4D37AC

#4D37AC is a dark, vivid violet. Relative luminance 0.073; OKLCH L 43.5% C 0.177 H 285.0°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#4D37AC
RGB	rgb(77, 55, 172)
HSL	hsl(251, 52%, 45%)
HSV	hsv(251, 68%, 67%)
CMYK	cmyk(55.2%, 68%, 0%, 32.5%)
CIE-LAB	lab(32.45, 41.08, -59.46)
CIE-LCH	lch(32.45, 72.27, 304.64°)
OKLab	oklab(43.54% 0.0457 -0.1709)
OKLCH	oklch(43.54% 0.177 285)
XYZ	xyz(11.8709, 7.2880, 39.8029)
Luminance	0.0729 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.18

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D37AC #96AC37

analogous

#375CAC #4D37AC #8837AC

triadic

#4D37AC #AC4D37 #37AC4D

tetradic

#4D37AC #AC375C #96AC37 #37AC88

square

#4D37AC #AC375C #96AC37 #37AC88

split-complementary

#4D37AC #AC8837 #5CAC37

monochromatic

#23194F #38287E #4D37AC #6C57C9 #9585D8

Accessibility & contrast

On white

8.54

#4D37AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4D37AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37AC

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37AC	#FFFFFF	#000000	##FFFFFF
##4D37AC	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B0

Deuteranopia (green-blind)

#0049AA

Tritanopia (blue-blind)

#23556D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4d37ac;
/* rgb */ color: rgb(77, 55, 172);
/* oklch */ color: oklch(43.5% 0.177 285.0);

Tailwind

colors: {
  custom: {
    50: '#886fc6',
    500: '#4d37ac',
    950: '#000000',
  },
}

SCSS

$custom: #4d37ac;
$custom-light: #886fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37ac",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 172
  },
  "hsl": {
    "h": 251.282,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.43538,
    "c": 0.17693,
    "h": 285
  },
  "luminance": 0.07289
}

Semantic roles & 50–950 ramp

primary

#4D37AC

secondary

#B5C27D

accent

#DB4DC0

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4D37AC

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

Preview Lab → · Contrast checker → · Palette generator →