#3929C9#3929C9

#3929C9 is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 43.0% C 0.229 H 275.2°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#3929C9
RGB	rgb(57, 41, 201)
HSL	hsl(246, 66%, 47%)
HSV	hsv(246, 80%, 79%)
CMYK	cmyk(71.6%, 79.6%, 0%, 21.2%)
CIE-LAB	lab(31.05, 54.95, -78.98)
CIE-LCH	lch(31.05, 96.22, 304.83°)
OKLab	oklab(42.99% 0.0209 -0.2284)
OKLCH	oklch(42.99% 0.229 275.2)
XYZ	xyz(13.0194, 6.6715, 55.8486)
Luminance	0.0667 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3929C9 #B9C929

analogous

#2969C9 #3929C9 #8929C9

triadic

#3929C9 #C93929 #29C939

tetradic

#3929C9 #C92969 #B9C929 #29C989

square

#3929C9 #C92969 #B9C929 #29C989

split-complementary

#3929C9 #C98929 #69C929

monochromatic

#1C1463 #2B1F96 #3929C9 #6153DC #9086E6

Accessibility & contrast

On white

9.00

#3929C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#3929C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3929C9

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3929C9	#FFFFFF	#000000	##FFFFFF
##3929C9	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050CD

Deuteranopia (green-blind)

#0042C6

Tritanopia (blue-blind)

#005B7A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3929c9;
/* rgb */ color: rgb(57, 41, 201);
/* oklch */ color: oklch(43.0% 0.229 275.2);

Tailwind

colors: {
  custom: {
    50: '#8667db',
    500: '#3929c9',
    950: '#000000',
  },
}

SCSS

$custom: #3929c9;
$custom-light: #8667db;
$custom-dark: #000000;

JSON

{
  "hex": "#3929c9",
  "rgb": {
    "r": 57,
    "g": 41,
    "b": 201
  },
  "hsl": {
    "h": 246,
    "s": 66.116,
    "l": 47.451
  },
  "oklch": {
    "l": 0.42987,
    "c": 0.22933,
    "h": 275.2
  },
  "luminance": 0.06673
}

Semantic roles & 50–950 ramp

primary

#3929C9

secondary

#C8D07E

accent

#E93FD8

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #3929C9

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

Preview Lab → · Contrast checker → · Palette generator →