#345FB5#345FB5

#345FB5 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.2% C 0.145 H 262.4°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#345FB5
RGB	rgb(52, 95, 181)
HSL	hsl(220, 55%, 46%)
HSV	hsv(220, 71%, 71%)
CMYK	cmyk(71.3%, 47.5%, 0%, 29%)
CIE-LAB	lab(41.61, 14.77, -50.02)
CIE-LCH	lch(41.61, 52.16, 286.45°)
OKLab	oklab(50.16% -0.019 -0.1434)
OKLCH	oklch(50.16% 0.145 262.4)
XYZ	xyz(13.8459, 12.2492, 45.3417)
Luminance	0.1225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345FB5 #B58A34

analogous

#349FB5 #345FB5 #4934B5

triadic

#345FB5 #B5345F #5FB534

tetradic

#345FB5 #B5349F #B58A34 #34B549

square

#345FB5 #B5349F #B58A34 #34B549

split-complementary

#345FB5 #B54934 #9FB534

monochromatic

#192D56 #264685 #345FB5 #577FCF #87A3DC

Accessibility & contrast

On white

6.09

#345FB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#345FB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345FB5

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345FB5	#FFFFFF	#000000	##FFFFFF
##345FB5	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3168B8

Deuteranopia (green-blind)

#115DB3

Tritanopia (blue-blind)

#007381

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #345fb5;
/* rgb */ color: rgb(52, 95, 181);
/* oklch */ color: oklch(50.2% 0.145 262.4);

Tailwind

colors: {
  custom: {
    50: '#7b8bcc',
    500: '#345fb5',
    950: '#000000',
  },
}

SCSS

$custom: #345fb5;
$custom-light: #7b8bcc;
$custom-dark: #000000;

JSON

{
  "hex": "#345fb5",
  "rgb": {
    "r": 52,
    "g": 95,
    "b": 181
  },
  "hsl": {
    "h": 220,
    "s": 55.365,
    "l": 45.686
  },
  "oklch": {
    "l": 0.50157,
    "c": 0.14468,
    "h": 262.4
  },
  "luminance": 0.12251
}

Semantic roles & 50–950 ramp

primary

#345FB5

secondary

#C6AE7F

accent

#AD49DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #345FB5

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

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