#3724AF#3724AF

#3724AF is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.4% C 0.204 H 277.7°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#3724AF
RGB	rgb(55, 36, 175)
HSL	hsl(248, 66%, 41%)
HSV	hsv(248, 79%, 69%)
CMYK	cmyk(68.6%, 79.4%, 0%, 31.4%)
CIE-LAB	lab(27.21, 49.34, -69.95)
CIE-LCH	lch(27.21, 85.60, 305.20°)
OKLab	oklab(39.44% 0.0272 -0.2021)
OKLCH	oklch(39.44% 0.204 277.7)
XYZ	xyz(9.9418, 5.1682, 41.0228)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3724AF #9CAF24

analogous

#2457AF #3724AF #7D24AF

triadic

#3724AF #AF3724 #24AF37

tetradic

#3724AF #AF2457 #9CAF24 #24AF7D

square

#3724AF #AF2457 #9CAF24 #24AF7D

split-complementary

#3724AF #AF7D24 #57AF24

monochromatic

#170F49 #271A7C #3724AF #4F3AD6 #7C6DE1

Accessibility & contrast

On white

10.33

#3724AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#3724AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3724AF

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3724AF	#FFFFFF	#000000	##FFFFFF
##3724AF	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B3

Deuteranopia (green-blind)

#003AAD

Tritanopia (blue-blind)

#004E69

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3724af;
/* rgb */ color: rgb(55, 36, 175);
/* oklch */ color: oklch(39.4% 0.204 277.7);

Tailwind

colors: {
  custom: {
    50: '#8063c8',
    500: '#3724af',
    950: '#000000',
  },
}

SCSS

$custom: #3724af;
$custom-light: #8063c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3724af",
  "rgb": {
    "r": 55,
    "g": 36,
    "b": 175
  },
  "hsl": {
    "h": 248.201,
    "s": 65.877,
    "l": 41.373
  },
  "oklch": {
    "l": 0.39439,
    "c": 0.20393,
    "h": 277.7
  },
  "luminance": 0.05169
}

Semantic roles & 50–950 ramp

primary

#3724AF

secondary

#BAC768

accent

#E93FD2

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3724AF

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

Preview Lab → · Contrast checker → · Palette generator →