#4F37CA#4F37CA

#4F37CA is a mid, highly saturated blue. Relative luminance 0.087; OKLCH L 46.4% C 0.213 H 281.6°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#4F37CA
RGB	rgb(79, 55, 202)
HSL	hsl(250, 58%, 50%)
HSV	hsv(250, 73%, 79%)
CMYK	cmyk(60.9%, 72.8%, 0%, 20.8%)
CIE-LAB	lab(35.32, 50.49, -72.46)
CIE-LCH	lch(35.32, 88.31, 304.87°)
OKLab	oklab(46.45% 0.0429 -0.2089)
OKLCH	oklch(46.45% 0.213 281.6)
XYZ	xyz(15.2480, 8.6578, 56.7333)
Luminance	0.0866 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 0.98

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F37CA #B2CA37

analogous

#3768CA #4F37CA #9837CA

triadic

#4F37CA #CA4F37 #37CA4F

tetradic

#4F37CA #CA3768 #B2CA37 #37CA98

square

#4F37CA #CA3768 #B2CA37 #37CA98

split-complementary

#4F37CA #CA9837 #68CA37

monochromatic

#291C6A #3C299B #4F37CA #7A67D7 #A498E4

Accessibility & contrast

On white

7.69

#4F37CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#4F37CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F37CA

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F37CA	#FFFFFF	#000000	##FFFFFF
##4F37CA	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CE

Deuteranopia (green-blind)

#004EC7

Tritanopia (blue-blind)

#00607D

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4f37ca;
/* rgb */ color: rgb(79, 55, 202);
/* oklch */ color: oklch(46.4% 0.213 281.6);

Tailwind

colors: {
  custom: {
    50: '#8e71db',
    500: '#4f37ca',
    950: '#000000',
  },
}

SCSS

$custom: #4f37ca;
$custom-light: #8e71db;
$custom-dark: #000000;

JSON

{
  "hex": "#4f37ca",
  "rgb": {
    "r": 79,
    "g": 55,
    "b": 202
  },
  "hsl": {
    "h": 249.796,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.46446,
    "c": 0.2133,
    "h": 281.6
  },
  "luminance": 0.08659
}

Semantic roles & 50–950 ramp

primary

#4F37CA

secondary

#C4CF8E

accent

#E146C8

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #4F37CA

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

Preview Lab → · Contrast checker → · Palette generator →