#3924A9#3924A9

#3924A9 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.9% C 0.196 H 279.3°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#3924A9
RGB	rgb(57, 36, 169)
HSL	hsl(249, 65%, 40%)
HSV	hsv(249, 79%, 66%)
CMYK	cmyk(66.3%, 78.7%, 0%, 33.7%)
CIE-LAB	lab(26.72, 47.71, -67.14)
CIE-LCH	lch(26.72, 82.37, 305.40°)
OKLab	oklab(38.95% 0.0317 -0.1939)
OKLCH	oklch(38.95% 0.196 279.3)
XYZ	xyz(9.4774, 4.9954, 37.9932)
Luminance	0.0500 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3924A9 #94A924

analogous

#2451A9 #3924A9 #7C24A9

triadic

#3924A9 #A93924 #24A939

tetradic

#3924A9 #A92451 #94A924 #24A97C

square

#3924A9 #A92451 #94A924 #24A97C

split-complementary

#3924A9 #A97C24 #51A924

monochromatic

#170F44 #281977 #3924A9 #4F36D4 #7B68DF

Accessibility & contrast

On white

10.50

#3924A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#3924A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3924A9

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3924A9	#FFFFFF	#000000	##FFFFFF
##3924A9	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AD

Deuteranopia (green-blind)

#003AA7

Tritanopia (blue-blind)

#004C66

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3924a9;
/* rgb */ color: rgb(57, 36, 169);
/* oklch */ color: oklch(38.9% 0.196 279.3);

Tailwind

colors: {
  custom: {
    50: '#7f63c4',
    500: '#3924a9',
    950: '#000000',
  },
}

SCSS

$custom: #3924a9;
$custom-light: #7f63c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3924a9",
  "rgb": {
    "r": 57,
    "g": 36,
    "b": 169
  },
  "hsl": {
    "h": 249.474,
    "s": 64.878,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38948,
    "c": 0.19647,
    "h": 279.3
  },
  "luminance": 0.04996
}

Semantic roles & 50–950 ramp

primary

#3924A9

secondary

#B6C564

accent

#E840CD

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3924A9

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

Preview Lab → · Contrast checker → · Palette generator →