#4F37CD#4F37CD

#4F37CD is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.7% C 0.217 H 281.2°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#4F37CD
RGB	rgb(79, 55, 205)
HSL	hsl(250, 60%, 51%)
HSV	hsv(250, 73%, 80%)
CMYK	cmyk(61.5%, 73.2%, 0%, 19.6%)
CIE-LAB	lab(35.60, 51.39, -73.74)
CIE-LCH	lch(35.60, 89.88, 304.87°)
OKLab	oklab(46.73% 0.0423 -0.2127)
OKLCH	oklch(46.73% 0.217 281.2)
XYZ	xyz(15.6066, 8.8013, 58.6222)
Luminance	0.0880 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 0.89

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F37CD #B5CD37

analogous

#376ACD #4F37CD #9A37CD

triadic

#4F37CD #CD4F37 #37CD4F

tetradic

#4F37CD #CD376A #B5CD37 #37CD9A

square

#4F37CD #CD376A #B5CD37 #37CD9A

split-complementary

#4F37CD #CD9A37 #6ACD37

monochromatic

#291C6E #3B289F #4F37CD #7A68D9 #A599E5

Accessibility & contrast

On white

7.61

#4F37CD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#4F37CD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F37CD

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F37CD	#FFFFFF	#000000	##FFFFFF
##4F37CD	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059D1

Deuteranopia (green-blind)

#004ECA

Tritanopia (blue-blind)

#00617F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4f37cd;
/* rgb */ color: rgb(79, 55, 205);
/* oklch */ color: oklch(46.7% 0.217 281.2);

Tailwind

colors: {
  custom: {
    50: '#8f71de',
    500: '#4f37cd',
    950: '#000000',
  },
}

SCSS

$custom: #4f37cd;
$custom-light: #8f71de;
$custom-dark: #000000;

JSON

{
  "hex": "#4f37cd",
  "rgb": {
    "r": 79,
    "g": 55,
    "b": 205
  },
  "hsl": {
    "h": 249.6,
    "s": 60,
    "l": 50.98
  },
  "oklch": {
    "l": 0.46731,
    "c": 0.21684,
    "h": 281.2
  },
  "luminance": 0.08802
}

Semantic roles & 50–950 ramp

primary

#4F37CD

secondary

#C6D18F

accent

#E345CA

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #4F37CD

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

Preview Lab → · Contrast checker → · Palette generator →