#3724AD#3724AD

#3724AD is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.2% C 0.202 H 277.9°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#3724AD
RGB	rgb(55, 36, 173)
HSL	hsl(248, 66%, 41%)
HSV	hsv(248, 79%, 68%)
CMYK	cmyk(68.2%, 79.2%, 0%, 32.2%)
CIE-LAB	lab(26.99, 48.73, -69.11)
CIE-LCH	lch(26.99, 84.56, 305.19°)
OKLab	oklab(39.22% 0.0278 -0.1997)
OKLCH	oklch(39.22% 0.202 277.9)
XYZ	xyz(9.7468, 5.0903, 39.9959)
Luminance	0.0509 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3724AD #9AAD24

analogous

#2455AD #3724AD #7B24AD

triadic

#3724AD #AD3724 #24AD37

tetradic

#3724AD #AD2455 #9AAD24 #24AD7B

square

#3724AD #AD2455 #9AAD24 #24AD7B

split-complementary

#3724AD #AD7B24 #55AD24

monochromatic

#170F48 #27197A #3724AD #4E39D6 #7B6BE0

Accessibility & contrast

On white

10.41

#3724AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#3724AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3724AD

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3724AD	#FFFFFF	#000000	##FFFFFF
##3724AD	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B1

Deuteranopia (green-blind)

#003AAB

Tritanopia (blue-blind)

#004D68

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3724ad;
/* rgb */ color: rgb(55, 36, 173);
/* oklch */ color: oklch(39.2% 0.202 277.9);

Tailwind

colors: {
  custom: {
    50: '#7f63c7',
    500: '#3724ad',
    950: '#000000',
  },
}

SCSS

$custom: #3724ad;
$custom-light: #7f63c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3724ad",
  "rgb": {
    "r": 55,
    "g": 36,
    "b": 173
  },
  "hsl": {
    "h": 248.321,
    "s": 65.55,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39222,
    "c": 0.20159,
    "h": 277.9
  },
  "luminance": 0.05091
}

Semantic roles & 50–950 ramp

primary

#3724AD

secondary

#B9C666

accent

#E93FD1

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3724AD

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

Preview Lab → · Contrast checker → · Palette generator →