#3752A4#3752A4

#3752A4 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.3% C 0.136 H 267.2°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#3752A4
RGB	rgb(55, 82, 164)
HSL	hsl(225, 50%, 43%)
HSV	hsv(225, 66%, 64%)
CMYK	cmyk(66.5%, 50%, 0%, 35.7%)
CIE-LAB	lab(36.98, 17.44, -47.41)
CIE-LCH	lch(36.98, 50.52, 290.20°)
OKLab	oklab(46.3% -0.0066 -0.1359)
OKLCH	oklch(46.3% 0.136 267.2)
XYZ	xyz(11.2914, 9.5261, 36.3584)
Luminance	0.0953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3752A4 #A48937

analogous

#3788A4 #3752A4 #5337A4

triadic

#3752A4 #A43752 #52A437

tetradic

#3752A4 #A43788 #A48937 #37A453

square

#3752A4 #A43788 #A48937 #37A453

split-complementary

#3752A4 #A45337 #88A437

monochromatic

#182448 #283B76 #3752A4 #536FC5 #8196D5

Accessibility & contrast

On white

7.23

#3752A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#3752A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3752A4

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3752A4	#FFFFFF	#000000	##FFFFFF
##3752A4	1.00	7.23	2.91	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#255CA7

Deuteranopia (green-blind)

#0752A2

Tritanopia (blue-blind)

#006573

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3752a4;
/* rgb */ color: rgb(55, 82, 164);
/* oklch */ color: oklch(46.3% 0.136 267.2);

Tailwind

colors: {
  custom: {
    50: '#7a82bf',
    500: '#3752a4',
    950: '#000000',
  },
}

SCSS

$custom: #3752a4;
$custom-light: #7a82bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3752a4",
  "rgb": {
    "r": 55,
    "g": 82,
    "b": 164
  },
  "hsl": {
    "h": 225.138,
    "s": 49.772,
    "l": 42.941
  },
  "oklch": {
    "l": 0.463,
    "c": 0.13605,
    "h": 267.2
  },
  "luminance": 0.09527
}

Semantic roles & 50–950 ramp

primary

#3752A4

secondary

#BEAD79

accent

#B74FD9

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3752A4

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

Preview Lab → · Contrast checker → · Palette generator →