#3345BA#3345BA

#3345BA is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.3% C 0.184 H 270.4°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#3345BA
RGB	rgb(51, 69, 186)
HSL	hsl(232, 57%, 46%)
HSV	hsv(232, 73%, 73%)
CMYK	cmyk(72.6%, 62.9%, 0%, 27.1%)
CIE-LAB	lab(35.01, 33.39, -63.67)
CIE-LCH	lch(35.01, 71.89, 297.68°)
OKLab	oklab(45.29% 0.0012 -0.1839)
OKLCH	oklch(45.29% 0.184 270.4)
XYZ	xyz(12.3533, 8.5040, 47.4352)
Luminance	0.0851 (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

#3345BA #BAA833

analogous

#3389BA #3345BA #6533BA

triadic

#3345BA #BA3345 #45BA33

tetradic

#3345BA #BA3389 #BAA833 #33BA65

square

#3345BA #BA3389 #BAA833 #33BA65

split-complementary

#3345BA #BA6533 #89BA33

monochromatic

#19215A #26338A #3345BA #5969D1 #8994DF

Accessibility & contrast

On white

7.77

#3345BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3345BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3345BA

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3345BA	#FFFFFF	#000000	##FFFFFF
##3345BA	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BE

Deuteranopia (green-blind)

#004CB8

Tritanopia (blue-blind)

#006379

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3345ba;
/* rgb */ color: rgb(51, 69, 186);
/* oklch */ color: oklch(45.3% 0.184 270.4);

Tailwind

colors: {
  custom: {
    50: '#7e78d0',
    500: '#3345ba',
    950: '#000000',
  },
}

SCSS

$custom: #3345ba;
$custom-light: #7e78d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3345ba",
  "rgb": {
    "r": 51,
    "g": 69,
    "b": 186
  },
  "hsl": {
    "h": 232,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.45294,
    "c": 0.18392,
    "h": 270.4
  },
  "luminance": 0.08505
}

Semantic roles & 50–950 ramp

primary

#3345BA

secondary

#C9BF80

accent

#CC48E0

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3345BA

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

Preview Lab → · Contrast checker → · Palette generator →