#3929BC#3929BC

#3929BC is a dark, highly saturated blue. Relative luminance 0.061; OKLCH L 41.6% C 0.214 H 276.5°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#3929BC
RGB	rgb(57, 41, 188)
HSL	hsl(247, 64%, 45%)
HSV	hsv(247, 78%, 74%)
CMYK	cmyk(69.7%, 78.2%, 0%, 26.3%)
CIE-LAB	lab(29.63, 51.02, -73.69)
CIE-LCH	lch(29.63, 89.63, 304.70°)
OKLab	oklab(41.58% 0.0242 -0.213)
OKLCH	oklch(41.58% 0.214 276.5)
XYZ	xyz(11.5544, 6.0855, 48.1329)
Luminance	0.0609 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3929BC #ACBC29

analogous

#2962BC #3929BC #8329BC

triadic

#3929BC #BC3929 #29BC39

tetradic

#3929BC #BC2962 #ACBC29 #29BC83

square

#3929BC #BC2962 #ACBC29 #29BC83

split-complementary

#3929BC #BC8329 #62BC29

monochromatic

#1B1358 #2A1E8A #3929BC #5A4BD8 #887DE3

Accessibility & contrast

On white

9.47

#3929BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#3929BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3929BC

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3929BC	#FFFFFF	#000000	##FFFFFF
##3929BC	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CC0

Deuteranopia (green-blind)

#003FB9

Tritanopia (blue-blind)

#005572

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3929bc;
/* rgb */ color: rgb(57, 41, 188);
/* oklch */ color: oklch(41.6% 0.214 276.5);

Tailwind

colors: {
  custom: {
    50: '#8366d2',
    500: '#3929bc',
    950: '#000000',
  },
}

SCSS

$custom: #3929bc;
$custom-light: #8366d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3929bc",
  "rgb": {
    "r": 57,
    "g": 41,
    "b": 188
  },
  "hsl": {
    "h": 246.531,
    "s": 64.192,
    "l": 44.902
  },
  "oklch": {
    "l": 0.41581,
    "c": 0.21436,
    "h": 276.5
  },
  "luminance": 0.06087
}

Semantic roles & 50–950 ramp

primary

#3929BC

secondary

#C2CB76

accent

#E741D5

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3929BC

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

Preview Lab → · Contrast checker → · Palette generator →