#3929AD#3929AD

#3929AD is a dark, vivid blue. Relative luminance 0.055; OKLCH L 40.0% C 0.197 H 278.2°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#3929AD
RGB	rgb(57, 41, 173)
HSL	hsl(247, 62%, 42%)
HSV	hsv(247, 76%, 68%)
CMYK	cmyk(67.1%, 76.3%, 0%, 32.2%)
CIE-LAB	lab(28.04, 46.38, -67.38)
CIE-LCH	lch(28.04, 81.80, 304.54°)
OKLab	oklab(40% 0.0279 -0.1946)
OKLCH	oklch(40% 0.197 278.2)
XYZ	xyz(10.0207, 5.4720, 40.0552)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3929AD #9DAD29

analogous

#295BAD #3929AD #7B29AD

triadic

#3929AD #AD3929 #29AD39

tetradic

#3929AD #AD295B #9DAD29 #29AD7B

square

#3929AD #AD295B #9DAD29 #29AD7B

split-complementary

#3929AD #AD7B29 #5BAD29

monochromatic

#18124A #291D7C #3929AD #5341D2 #8073DE

Accessibility & contrast

On white

10.03

#3929AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#3929AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3929AD

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3929AD	#FFFFFF	#000000	##FFFFFF
##3929AD	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B1

Deuteranopia (green-blind)

#003DAB

Tritanopia (blue-blind)

#004F69

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3929ad;
/* rgb */ color: rgb(57, 41, 173);
/* oklch */ color: oklch(40.0% 0.197 278.2);

Tailwind

colors: {
  custom: {
    50: '#8066c7',
    500: '#3929ad',
    950: '#000000',
  },
}

SCSS

$custom: #3929ad;
$custom-light: #8066c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3929ad",
  "rgb": {
    "r": 57,
    "g": 41,
    "b": 173
  },
  "hsl": {
    "h": 247.273,
    "s": 61.682,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39997,
    "c": 0.1966,
    "h": 278.2
  },
  "luminance": 0.05473
}

Semantic roles & 50–950 ramp

primary

#3929AD

secondary

#BAC56D

accent

#E543D1

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3929AD

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

Preview Lab → · Contrast checker → · Palette generator →