#3724BD#3724BD

#3724BD is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 41.0% C 0.220 H 276.1°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#3724BD
RGB	rgb(55, 36, 189)
HSL	hsl(247, 68%, 44%)
HSV	hsv(247, 81%, 74%)
CMYK	cmyk(70.9%, 81%, 0%, 25.9%)
CIE-LAB	lab(28.77, 53.55, -75.71)
CIE-LCH	lch(28.77, 92.73, 305.27°)
OKLab	oklab(40.98% 0.0234 -0.2188)
OKLCH	oklch(40.98% 0.22 276.1)
XYZ	xyz(11.3887, 5.7470, 48.6433)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3724BD #AABD24

analogous

#245EBD #3724BD #8424BD

triadic

#3724BD #BD3724 #24BD37

tetradic

#3724BD #BD245E #AABD24 #24BD84

square

#3724BD #BD245E #AABD24 #24BD84

split-complementary

#3724BD #BD8424 #5EBD24

monochromatic

#191056 #281A8A #3724BD #5643DB #8476E5

Accessibility & contrast

On white

9.77

#3724BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#3724BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3724BD

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3724BD	#FFFFFF	#000000	##FFFFFF
##3724BD	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AC1

Deuteranopia (green-blind)

#003DBA

Tritanopia (blue-blind)

#005472

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3724bd;
/* rgb */ color: rgb(55, 36, 189);
/* oklch */ color: oklch(41.0% 0.220 276.1);

Tailwind

colors: {
  custom: {
    50: '#8364d2',
    500: '#3724bd',
    950: '#000000',
  },
}

SCSS

$custom: #3724bd;
$custom-light: #8364d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3724bd",
  "rgb": {
    "r": 55,
    "g": 36,
    "b": 189
  },
  "hsl": {
    "h": 247.451,
    "s": 68,
    "l": 44.118
  },
  "oklch": {
    "l": 0.40975,
    "c": 0.22008,
    "h": 276.1
  },
  "luminance": 0.05748
}

Semantic roles & 50–950 ramp

primary

#3724BD

secondary

#C1CC70

accent

#EB3DD5

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3724BD

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

Preview Lab → · Contrast checker → · Palette generator →