#345BA8#345BA8

#345BA8 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.4% C 0.131 H 262.4°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#345BA8
RGB	rgb(52, 91, 168)
HSL	hsl(220, 53%, 43%)
HSV	hsv(220, 69%, 66%)
CMYK	cmyk(69%, 45.8%, 0%, 34.1%)
CIE-LAB	lab(39.64, 12.53, -45.52)
CIE-LCH	lch(39.64, 47.21, 285.39°)
OKLab	oklab(48.38% -0.0174 -0.1302)
OKLCH	oklch(48.38% 0.131 262.4)
XYZ	xyz(12.2226, 11.0382, 38.5246)
Luminance	0.1104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345BA8 #A88134

analogous

#3495A8 #345BA8 #4734A8

triadic

#345BA8 #A8345B #5BA834

tetradic

#345BA8 #A83495 #A88134 #34A847

square

#345BA8 #A83495 #A88134 #34A847

split-complementary

#345BA8 #A84734 #95A834

monochromatic

#17284B #264279 #345BA8 #5079C9 #7F9DD7

Accessibility & contrast

On white

6.55

#345BA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#345BA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345BA8

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345BA8	#FFFFFF	#000000	##FFFFFF
##345BA8	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3563AB

Deuteranopia (green-blind)

#1F58A6

Tritanopia (blue-blind)

#006D79

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #345ba8;
/* rgb */ color: rgb(52, 91, 168);
/* oklch */ color: oklch(48.4% 0.131 262.4);

Tailwind

colors: {
  custom: {
    50: '#7988c2',
    500: '#345ba8',
    950: '#000000',
  },
}

SCSS

$custom: #345ba8;
$custom-light: #7988c2;
$custom-dark: #000000;

JSON

{
  "hex": "#345ba8",
  "rgb": {
    "r": 52,
    "g": 91,
    "b": 168
  },
  "hsl": {
    "h": 219.828,
    "s": 52.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.48383,
    "c": 0.13139,
    "h": 262.4
  },
  "luminance": 0.11039
}

Semantic roles & 50–950 ramp

primary

#345BA8

secondary

#C0A877

accent

#AC4CDC

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345BA8

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

Preview Lab → · Contrast checker → · Palette generator →