#3A47B9#3A47B9

#3A47B9 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.0% C 0.178 H 272.3°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#3A47B9
RGB	rgb(58, 71, 185)
HSL	hsl(234, 52%, 48%)
HSV	hsv(234, 69%, 73%)
CMYK	cmyk(68.6%, 61.6%, 0%, 27.5%)
CIE-LAB	lab(35.81, 32.67, -61.76)
CIE-LCH	lch(35.81, 69.87, 297.88°)
OKLab	oklab(45.96% 0.0071 -0.1781)
OKLCH	oklch(45.96% 0.178 272.3)
XYZ	xyz(12.7522, 8.9076, 46.9368)
Luminance	0.0891 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A47B9 #B9AC3A

analogous

#3A87B9 #3A47B9 #6C3AB9

triadic

#3A47B9 #B93A47 #47B93A

tetradic

#3A47B9 #B93A87 #B9AC3A #3AB96C

square

#3A47B9 #B93A87 #B9AC3A #3AB96C

split-complementary

#3A47B9 #B96C3A #87B93A

monochromatic

#1D235C #2B358A #3A47B9 #626DCE #9199DC

Accessibility & contrast

On white

7.55

#3A47B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#3A47B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A47B9

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A47B9	#FFFFFF	#000000	##FFFFFF
##3A47B9	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABD

Deuteranopia (green-blind)

#004FB7

Tritanopia (blue-blind)

#006479

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3a47b9;
/* rgb */ color: rgb(58, 71, 185);
/* oklch */ color: oklch(46.0% 0.178 272.3);

Tailwind

colors: {
  custom: {
    50: '#807acf',
    500: '#3a47b9',
    950: '#000000',
  },
}

SCSS

$custom: #3a47b9;
$custom-light: #807acf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a47b9",
  "rgb": {
    "r": 58,
    "g": 71,
    "b": 185
  },
  "hsl": {
    "h": 233.858,
    "s": 52.263,
    "l": 47.647
  },
  "oklch": {
    "l": 0.45958,
    "c": 0.17829,
    "h": 272.3
  },
  "luminance": 0.08909
}

Semantic roles & 50–950 ramp

primary

#3A47B9

secondary

#C7C187

accent

#CD4CDC

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3A47B9

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

Preview Lab → · Contrast checker → · Palette generator →