#4C37DA#4C37DA

#4C37DA is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.8% C 0.233 H 278.7°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#4C37DA
RGB	rgb(76, 55, 218)
HSL	hsl(248, 69%, 54%)
HSV	hsv(248, 75%, 85%)
CMYK	cmyk(65.1%, 74.8%, 0%, 14.5%)
CIE-LAB	lab(36.61, 54.93, -79.59)
CIE-LCH	lch(36.61, 96.70, 304.61°)
OKLab	oklab(47.76% 0.0353 -0.2298)
OKLCH	oklch(47.76% 0.233 278.7)
XYZ	xyz(16.9975, 9.3294, 67.2211)
Luminance	0.0933 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.94

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C37DA #C5DA37

analogous

#3773DA #4C37DA #9D37DA

triadic

#4C37DA #DA4C37 #37DA4C

tetradic

#4C37DA #DA3773 #C5DA37 #37DA9D

square

#4C37DA #DA3773 #C5DA37 #37DA9D

split-complementary

#4C37DA #DA9D37 #73DA37

monochromatic

#25187F #3421B3 #4C37DA #7A6BE4 #A89EED

Accessibility & contrast

On white

7.33

#4C37DA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#4C37DA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C37DA

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C37DA	#FFFFFF	#000000	##FFFFFF
##4C37DA	1.00	7.33	2.87	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CDF

Deuteranopia (green-blind)

#004FD7

Tritanopia (blue-blind)

#006686

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4c37da;
/* rgb */ color: rgb(76, 55, 218);
/* oklch */ color: oklch(47.8% 0.233 278.7);

Tailwind

colors: {
  custom: {
    50: '#9071e7',
    500: '#4c37da',
    950: '#000000',
  },
}

SCSS

$custom: #4c37da;
$custom-light: #9071e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4c37da",
  "rgb": {
    "r": 76,
    "g": 55,
    "b": 218
  },
  "hsl": {
    "h": 247.73,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.47761,
    "c": 0.23253,
    "h": 278.7
  },
  "luminance": 0.09331
}

Semantic roles & 50–950 ramp

primary

#4C37DA

secondary

#D0D993

accent

#EC3CD5

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4C37DA

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

Preview Lab → · Contrast checker → · Palette generator →