#3752C3#3752C3

#3752C3 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.7% C 0.179 H 268.6°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#3752C3
RGB	rgb(55, 82, 195)
HSL	hsl(228, 56%, 49%)
HSV	hsv(228, 72%, 76%)
CMYK	cmyk(71.8%, 57.9%, 0%, 23.5%)
CIE-LAB	lab(39.22, 28.79, -62.07)
CIE-LCH	lch(39.22, 68.42, 294.89°)
OKLab	oklab(48.7% -0.0044 -0.179)
OKLCH	oklch(48.7% 0.179 268.6)
XYZ	xyz(14.4398, 10.7855, 52.9400)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3752C3 #C3A837

analogous

#3798C3 #3752C3 #6237C3

triadic

#3752C3 #C33752 #52C337

tetradic

#3752C3 #C33798 #C3A837 #37C362

square

#3752C3 #C33798 #C3A837 #37C362

split-complementary

#3752C3 #C36237 #98C337

monochromatic

#1C2A64 #2A3E93 #3752C3 #6479D3 #94A3E1

Accessibility & contrast

On white

6.65

#3752C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#3752C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3752C3

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3752C3	#FFFFFF	#000000	##FFFFFF
##3752C3	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C7

Deuteranopia (green-blind)

#0056C1

Tritanopia (blue-blind)

#006E82

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3752c3;
/* rgb */ color: rgb(55, 82, 195);
/* oklch */ color: oklch(48.7% 0.179 268.6);

Tailwind

colors: {
  custom: {
    50: '#8082d6',
    500: '#3752c3',
    950: '#000000',
  },
}

SCSS

$custom: #3752c3;
$custom-light: #8082d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3752c3",
  "rgb": {
    "r": 55,
    "g": 82,
    "b": 195
  },
  "hsl": {
    "h": 228.429,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.48696,
    "c": 0.17904,
    "h": 268.6
  },
  "luminance": 0.10787
}

Semantic roles & 50–950 ramp

primary

#3752C3

secondary

#CCBF8A

accent

#C249DF

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3752C3

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

Preview Lab → · Contrast checker → · Palette generator →