#345BC3#345BC3

#345BC3 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.3% C 0.169 H 265.3°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#345BC3
RGB	rgb(52, 91, 195)
HSL	hsl(224, 58%, 48%)
HSV	hsv(224, 73%, 76%)
CMYK	cmyk(73.3%, 53.3%, 0%, 23.5%)
CIE-LAB	lab(41.45, 22.58, -58.44)
CIE-LCH	lch(41.45, 62.65, 291.12°)
OKLab	oklab(50.34% -0.014 -0.1682)
OKLCH	oklch(50.34% 0.169 265.3)
XYZ	xyz(15.0041, 12.1508, 53.1738)
Luminance	0.1215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345BC3 #C39C34

analogous

#34A2C3 #345BC3 #5434C3

triadic

#345BC3 #C3345B #5BC334

tetradic

#345BC3 #C334A2 #C39C34 #34C354

square

#345BC3 #C334A2 #C39C34 #34C354

split-complementary

#345BC3 #C35434 #A2C334

monochromatic

#1A2E62 #274493 #345BC3 #6080D5 #90A6E1

Accessibility & contrast

On white

6.12

#345BC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#345BC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345BC3

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345BC3	#FFFFFF	#000000	##FFFFFF
##345BC3	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C69C7

Deuteranopia (green-blind)

#005CC1

Tritanopia (blue-blind)

#007486

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #345bc3;
/* rgb */ color: rgb(52, 91, 195);
/* oklch */ color: oklch(50.3% 0.169 265.3);

Tailwind

colors: {
  custom: {
    50: '#7f88d6',
    500: '#345bc3',
    950: '#000000',
  },
}

SCSS

$custom: #345bc3;
$custom-light: #7f88d6;
$custom-dark: #000000;

JSON

{
  "hex": "#345bc3",
  "rgb": {
    "r": 52,
    "g": 91,
    "b": 195
  },
  "hsl": {
    "h": 223.636,
    "s": 57.895,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50342,
    "c": 0.16883,
    "h": 265.3
  },
  "luminance": 0.12152
}

Semantic roles & 50–950 ramp

primary

#345BC3

secondary

#CCB987

accent

#B747E1

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #345BC3

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

Preview Lab → · Contrast checker → · Palette generator →