#345EB9#345EB9

#345EB9 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.2% C 0.151 H 263.3°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#345EB9
RGB	rgb(52, 94, 185)
HSL	hsl(221, 56%, 46%)
HSV	hsv(221, 72%, 73%)
CMYK	cmyk(71.9%, 49.2%, 0%, 27.5%)
CIE-LAB	lab(41.59, 16.91, -52.40)
CIE-LCH	lch(41.59, 55.06, 287.88°)
OKLab	oklab(50.23% -0.0176 -0.1504)
OKLCH	oklch(50.23% 0.151 263.3)
XYZ	xyz(14.1727, 12.2368, 47.5045)
Luminance	0.1224 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345EB9 #B98F34

analogous

#34A1B9 #345EB9 #4D34B9

triadic

#345EB9 #B9345E #5EB934

tetradic

#345EB9 #B934A1 #B98F34 #34B94D

square

#345EB9 #B934A1 #B98F34 #34B94D

split-complementary

#345EB9 #B94D34 #A1B934

monochromatic

#192D59 #274689 #345EB9 #5A7FD1 #89A4DE

Accessibility & contrast

On white

6.09

#345EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#345EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345EB9

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345EB9	#FFFFFF	#000000	##FFFFFF
##345EB9	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)

#2B69BC

Deuteranopia (green-blind)

#005CB7

Tritanopia (blue-blind)

#007482

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #345eb9;
/* rgb */ color: rgb(52, 94, 185);
/* oklch */ color: oklch(50.2% 0.151 263.3);

Tailwind

colors: {
  custom: {
    50: '#7c8bcf',
    500: '#345eb9',
    950: '#000000',
  },
}

SCSS

$custom: #345eb9;
$custom-light: #7c8bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#345eb9",
  "rgb": {
    "r": 52,
    "g": 94,
    "b": 185
  },
  "hsl": {
    "h": 221.053,
    "s": 56.118,
    "l": 46.471
  },
  "oklch": {
    "l": 0.50226,
    "c": 0.15144,
    "h": 263.3
  },
  "luminance": 0.12238
}

Semantic roles & 50–950 ramp

primary

#345EB9

secondary

#C8B281

accent

#B048DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #345EB9

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

Preview Lab → · Contrast checker → · Palette generator →