#345FB8#345FB8

#345FB8 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.4% C 0.149 H 262.8°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#345FB8
RGB	rgb(52, 95, 184)
HSL	hsl(220, 56%, 46%)
HSV	hsv(220, 72%, 72%)
CMYK	cmyk(71.7%, 48.4%, 0%, 27.8%)
CIE-LAB	lab(41.80, 15.89, -51.47)
CIE-LCH	lch(41.80, 53.86, 287.15°)
OKLab	oklab(50.37% -0.0186 -0.1477)
OKLCH	oklch(50.37% 0.149 262.8)
XYZ	xyz(14.1570, 12.3737, 46.9804)
Luminance	0.1237 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345FB8 #B88D34

analogous

#34A1B8 #345FB8 #4B34B8

triadic

#345FB8 #B8345F #5FB834

tetradic

#345FB8 #B834A1 #B88D34 #34B84B

square

#345FB8 #B834A1 #B88D34 #34B84B

split-complementary

#345FB8 #B84B34 #A1B834

monochromatic

#192E59 #274688 #345FB8 #5980D0 #89A4DE

Accessibility & contrast

On white

6.04

#345FB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#345FB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345FB8

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345FB8	#FFFFFF	#000000	##FFFFFF
##345FB8	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E69BB

Deuteranopia (green-blind)

#065DB6

Tritanopia (blue-blind)

#007482

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #345fb8;
/* rgb */ color: rgb(52, 95, 184);
/* oklch */ color: oklch(50.4% 0.149 262.8);

Tailwind

colors: {
  custom: {
    50: '#7c8bce',
    500: '#345fb8',
    950: '#000000',
  },
}

SCSS

$custom: #345fb8;
$custom-light: #7c8bce;
$custom-dark: #000000;

JSON

{
  "hex": "#345fb8",
  "rgb": {
    "r": 52,
    "g": 95,
    "b": 184
  },
  "hsl": {
    "h": 220.455,
    "s": 55.932,
    "l": 46.275
  },
  "oklch": {
    "l": 0.50368,
    "c": 0.14883,
    "h": 262.8
  },
  "luminance": 0.12375
}

Semantic roles & 50–950 ramp

primary

#345FB8

secondary

#C8B080

accent

#AE49DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #345FB8

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

Preview Lab → · Contrast checker → · Palette generator →