#345FBE#345FBE

#345FBE is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.8% C 0.157 H 263.5°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#345FBE
RGB	rgb(52, 95, 190)
HSL	hsl(221, 57%, 47%)
HSV	hsv(221, 73%, 75%)
CMYK	cmyk(72.6%, 50%, 0%, 25.5%)
CIE-LAB	lab(42.20, 18.12, -54.33)
CIE-LCH	lch(42.20, 57.27, 288.45°)
OKLab	oklab(50.8% -0.0178 -0.1561)
OKLCH	oklch(50.8% 0.157 263.5)
XYZ	xyz(14.7993, 12.6306, 50.3632)
Luminance	0.1263 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345FBE #BE9334

analogous

#34A4BE #345FBE #4E34BE

triadic

#345FBE #BE345F #5FBE34

tetradic

#345FBE #BE34A4 #BE9334 #34BE4E

square

#345FBE #BE34A4 #BE9334 #34BE4E

split-complementary

#345FBE #BE4E34 #A4BE34

monochromatic

#1A2F5E #27478E #345FBE #5D81D3 #8DA7E0

Accessibility & contrast

On white

5.96

#345FBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#345FBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345FBE

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345FBE	#FFFFFF	#000000	##FFFFFF
##345FBE	1.00	5.96	3.53	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#276AC1

Deuteranopia (green-blind)

#005EBC

Tritanopia (blue-blind)

#007685

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #345fbe;
/* rgb */ color: rgb(52, 95, 190);
/* oklch */ color: oklch(50.8% 0.157 263.5);

Tailwind

colors: {
  custom: {
    50: '#7d8bd2',
    500: '#345fbe',
    950: '#000000',
  },
}

SCSS

$custom: #345fbe;
$custom-light: #7d8bd2;
$custom-dark: #000000;

JSON

{
  "hex": "#345fbe",
  "rgb": {
    "r": 52,
    "g": 95,
    "b": 190
  },
  "hsl": {
    "h": 221.304,
    "s": 57.025,
    "l": 47.451
  },
  "oklch": {
    "l": 0.50799,
    "c": 0.15709,
    "h": 263.5
  },
  "luminance": 0.12632
}

Semantic roles & 50–950 ramp

primary

#345FBE

secondary

#CAB484

accent

#B148E0

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #345FBE

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

Preview Lab → · Contrast checker → · Palette generator →