#3752C4#3752C4

#3752C4 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.8% C 0.180 H 268.6°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#3752C4
RGB	rgb(55, 82, 196)
HSL	hsl(229, 56%, 49%)
HSV	hsv(229, 72%, 77%)
CMYK	cmyk(71.9%, 58.2%, 0%, 23.1%)
CIE-LAB	lab(39.29, 29.16, -62.52)
CIE-LCH	lch(39.29, 68.99, 295.00°)
OKLab	oklab(48.78% -0.0043 -0.1803)
OKLCH	oklch(48.78% 0.18 268.6)
XYZ	xyz(14.5532, 10.8308, 53.5374)
Luminance	0.1083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3752C4 #C4A937

analogous

#3798C4 #3752C4 #6337C4

triadic

#3752C4 #C43752 #52C437

tetradic

#3752C4 #C43798 #C4A937 #37C463

square

#3752C4 #C43798 #C4A937 #37C463

split-complementary

#3752C4 #C46337 #98C437

monochromatic

#1C2A64 #2A3E94 #3752C4 #657AD4 #94A3E1

Accessibility & contrast

On white

6.63

#3752C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3752C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3752C4

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3752C4	#FFFFFF	#000000	##FFFFFF
##3752C4	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C8

Deuteranopia (green-blind)

#0056C2

Tritanopia (blue-blind)

#006E83

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3752c4;
/* rgb */ color: rgb(55, 82, 196);
/* oklch */ color: oklch(48.8% 0.180 268.6);

Tailwind

colors: {
  custom: {
    50: '#8082d7',
    500: '#3752c4',
    950: '#000000',
  },
}

SCSS

$custom: #3752c4;
$custom-light: #8082d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3752c4",
  "rgb": {
    "r": 55,
    "g": 82,
    "b": 196
  },
  "hsl": {
    "h": 228.511,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.48778,
    "c": 0.18038,
    "h": 268.6
  },
  "luminance": 0.10832
}

Semantic roles & 50–950 ramp

primary

#3752C4

secondary

#CCC08B

accent

#C348DF

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3752C4

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

Preview Lab → · Contrast checker → · Palette generator →