#3347C0#3347C0

#3347C0 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.2% C 0.189 H 269.9°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#3347C0
RGB	rgb(51, 71, 192)
HSL	hsl(231, 58%, 48%)
HSV	hsv(231, 73%, 75%)
CMYK	cmyk(73.4%, 63%, 0%, 24.7%)
CIE-LAB	lab(36.01, 34.28, -65.55)
CIE-LCH	lch(36.01, 73.97, 297.61°)
OKLab	oklab(46.19% -0.0003 -0.1894)
OKLCH	oklch(46.19% 0.189 269.9)
XYZ	xyz(13.1296, 9.0147, 50.9070)
Luminance	0.0902 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.70

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3347C0 #C0AC33

analogous

#338EC0 #3347C0 #6533C0

triadic

#3347C0 #C03347 #47C033

tetradic

#3347C0 #C0338E #C0AC33 #33C065

square

#3347C0 #C0338E #C0AC33 #33C065

split-complementary

#3347C0 #C06533 #8EC033

monochromatic

#19235F #263590 #3347C0 #5C6DD4 #8D99E1

Accessibility & contrast

On white

7.49

#3347C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#3347C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3347C0

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3347C0	#FFFFFF	#000000	##FFFFFF
##3347C0	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC4

Deuteranopia (green-blind)

#004EBE

Tritanopia (blue-blind)

#00667D

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3347c0;
/* rgb */ color: rgb(51, 71, 192);
/* oklch */ color: oklch(46.2% 0.189 269.9);

Tailwind

colors: {
  custom: {
    50: '#7f7ad4',
    500: '#3347c0',
    950: '#000000',
  },
}

SCSS

$custom: #3347c0;
$custom-light: #7f7ad4;
$custom-dark: #000000;

JSON

{
  "hex": "#3347c0",
  "rgb": {
    "r": 51,
    "g": 71,
    "b": 192
  },
  "hsl": {
    "h": 231.489,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.4619,
    "c": 0.18942,
    "h": 269.9
  },
  "luminance": 0.09016
}

Semantic roles & 50–950 ramp

primary

#3347C0

secondary

#CBC184

accent

#CB47E1

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3347C0

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

Preview Lab → · Contrast checker → · Palette generator →