#3924AB#3924AB

#3924AB is a dark, vivid blue. Relative luminance 0.051; OKLCH L 39.2% C 0.199 H 279.0°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#3924AB
RGB	rgb(57, 36, 171)
HSL	hsl(249, 65%, 41%)
HSV	hsv(249, 79%, 67%)
CMYK	cmyk(66.7%, 78.9%, 0%, 32.9%)
CIE-LAB	lab(26.94, 48.32, -68.00)
CIE-LCH	lch(26.94, 83.41, 305.40°)
OKLab	oklab(39.16% 0.0312 -0.1964)
OKLCH	oklch(39.16% 0.199 279)
XYZ	xyz(9.6665, 5.0711, 38.9896)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3924AB #96AB24

analogous

#2453AB #3924AB #7C24AB

triadic

#3924AB #AB3924 #24AB39

tetradic

#3924AB #AB2453 #96AB24 #24AB7C

square

#3924AB #AB2453 #96AB24 #24AB7C

split-complementary

#3924AB #AB7C24 #53AB24

monochromatic

#170F46 #281978 #3924AB #5037D5 #7C6AE0

Accessibility & contrast

On white

10.42

#3924AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#3924AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3924AB

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3924AB	#FFFFFF	#000000	##FFFFFF
##3924AB	1.00	10.42	2.01	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AF

Deuteranopia (green-blind)

#003AA9

Tritanopia (blue-blind)

#004D67

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3924ab;
/* rgb */ color: rgb(57, 36, 171);
/* oklch */ color: oklch(39.2% 0.199 279.0);

Tailwind

colors: {
  custom: {
    50: '#8063c5',
    500: '#3924ab',
    950: '#000000',
  },
}

SCSS

$custom: #3924ab;
$custom-light: #8063c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3924ab",
  "rgb": {
    "r": 57,
    "g": 36,
    "b": 171
  },
  "hsl": {
    "h": 249.333,
    "s": 65.217,
    "l": 40.588
  },
  "oklch": {
    "l": 0.39162,
    "c": 0.19882,
    "h": 279
  },
  "luminance": 0.05072
}

Semantic roles & 50–950 ramp

primary

#3924AB

secondary

#B7C665

accent

#E840CE

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3924AB

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

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