#4C37DF#4C37DF

#4C37DF is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 48.3% C 0.238 H 278.2°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#4C37DF
RGB	rgb(76, 55, 223)
HSL	hsl(248, 72%, 55%)
HSV	hsv(248, 75%, 87%)
CMYK	cmyk(65.9%, 75.3%, 0%, 12.5%)
CIE-LAB	lab(37.11, 56.42, -81.64)
CIE-LCH	lch(37.11, 99.24, 304.65°)
OKLab	oklab(48.26% 0.0341 -0.2358)
OKLCH	oklch(48.26% 0.238 278.2)
XYZ	xyz(17.6617, 9.5951, 70.7190)
Luminance	0.0960 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C37DF #CADF37

analogous

#3776DF #4C37DF #A037DF

triadic

#4C37DF #DF4C37 #37DF4C

tetradic

#4C37DF #DF3776 #CADF37 #37DFA0

square

#4C37DF #DF3776 #CADF37 #37DFA0

split-complementary

#4C37DF #DFA037 #76DF37

monochromatic

#241586 #321EBB #4C37DF #7B6CE7 #AAA1F0

Accessibility & contrast

On white

7.19

#4C37DF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#4C37DF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C37DF

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C37DF	#FFFFFF	#000000	##FFFFFF
##4C37DF	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EE4

Deuteranopia (green-blind)

#0050DC

Tritanopia (blue-blind)

#006889

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4c37df;
/* rgb */ color: rgb(76, 55, 223);
/* oklch */ color: oklch(48.3% 0.238 278.2);

Tailwind

colors: {
  custom: {
    50: '#9171ea',
    500: '#4c37df',
    950: '#000000',
  },
}

SCSS

$custom: #4c37df;
$custom-light: #9171ea;
$custom-dark: #000000;

JSON

{
  "hex": "#4c37df",
  "rgb": {
    "r": 76,
    "g": 55,
    "b": 223
  },
  "hsl": {
    "h": 247.5,
    "s": 72.414,
    "l": 54.51
  },
  "oklch": {
    "l": 0.48257,
    "c": 0.23828,
    "h": 278.2
  },
  "luminance": 0.09597
}

Semantic roles & 50–950 ramp

primary

#4C37DF

secondary

#D4DC95

accent

#EF39D8

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4C37DF

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

Preview Lab → · Contrast checker → · Palette generator →