#345FBA#345FBA

#345FBA is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.5% C 0.152 H 263.1°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#345FBA
RGB	rgb(52, 95, 186)
HSL	hsl(221, 56%, 47%)
HSV	hsv(221, 72%, 73%)
CMYK	cmyk(72%, 48.9%, 0%, 27.1%)
CIE-LAB	lab(41.94, 16.63, -52.42)
CIE-LCH	lch(41.94, 55.00, 287.60°)
OKLab	oklab(50.51% -0.0183 -0.1505)
OKLCH	oklch(50.51% 0.152 263.1)
XYZ	xyz(14.3682, 12.4581, 48.0923)
Luminance	0.1246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345FBA #BA8F34

analogous

#34A2BA #345FBA #4C34BA

triadic

#345FBA #BA345F #5FBA34

tetradic

#345FBA #BA34A2 #BA8F34 #34BA4C

square

#345FBA #BA34A2 #BA8F34 #34BA4C

split-complementary

#345FBA #BA4C34 #A2BA34

monochromatic

#192E5A #27478A #345FBA #5A80D1 #8AA5DE

Accessibility & contrast

On white

6.01

#345FBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#345FBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345FBA

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345FBA	#FFFFFF	#000000	##FFFFFF
##345FBA	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C69BD

Deuteranopia (green-blind)

#005DB8

Tritanopia (blue-blind)

#007583

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #345fba;
/* rgb */ color: rgb(52, 95, 186);
/* oklch */ color: oklch(50.5% 0.152 263.1);

Tailwind

colors: {
  custom: {
    50: '#7c8bcf',
    500: '#345fba',
    950: '#000000',
  },
}

SCSS

$custom: #345fba;
$custom-light: #7c8bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#345fba",
  "rgb": {
    "r": 52,
    "g": 95,
    "b": 186
  },
  "hsl": {
    "h": 220.746,
    "s": 56.303,
    "l": 46.667
  },
  "oklch": {
    "l": 0.50511,
    "c": 0.15159,
    "h": 263.1
  },
  "luminance": 0.1246
}

Semantic roles & 50–950 ramp

primary

#345FBA

secondary

#C8B281

accent

#AF48E0

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #345FBA

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

Preview Lab → · Contrast checker → · Palette generator →