#4C37CC#4C37CC

#4C37CC is a mid, highly saturated blue. Relative luminance 0.086; OKLCH L 46.4% C 0.216 H 280.2°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#4C37CC
RGB	rgb(76, 55, 204)
HSL	hsl(248, 59%, 51%)
HSV	hsv(248, 73%, 80%)
CMYK	cmyk(62.7%, 73%, 0%, 20%)
CIE-LAB	lab(35.26, 50.72, -73.73)
CIE-LCH	lch(35.26, 89.49, 304.52°)
OKLab	oklab(46.4% 0.0384 -0.2127)
OKLCH	oklch(46.4% 0.216 280.2)
XYZ	xyz(15.2423, 8.6273, 57.9771)
Luminance	0.0863 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.25

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C37CC #B7CC37

analogous

#376CCC #4C37CC #9637CC

triadic

#4C37CC #CC4C37 #37CC4C

tetradic

#4C37CC #CC376C #B7CC37 #37CC96

square

#4C37CC #CC376C #B7CC37 #37CC96

split-complementary

#4C37CC #CC9637 #6CCC37

monochromatic

#271C6D #39289E #4C37CC #7868D8 #A399E5

Accessibility & contrast

On white

7.70

#4C37CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#4C37CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C37CC

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C37CC	#FFFFFF	#000000	##FFFFFF
##4C37CC	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058D0

Deuteranopia (green-blind)

#004DC9

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4c37cc;
/* rgb */ color: rgb(76, 55, 204);
/* oklch */ color: oklch(46.4% 0.216 280.2);

Tailwind

colors: {
  custom: {
    50: '#8d71dd',
    500: '#4c37cc',
    950: '#000000',
  },
}

SCSS

$custom: #4c37cc;
$custom-light: #8d71dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4c37cc",
  "rgb": {
    "r": 76,
    "g": 55,
    "b": 204
  },
  "hsl": {
    "h": 248.456,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.46398,
    "c": 0.21618,
    "h": 280.2
  },
  "luminance": 0.08629
}

Semantic roles & 50–950 ramp

primary

#4C37CC

secondary

#C7D08E

accent

#E345CC

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #4C37CC

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

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