#345DB7#345DB7

#345DB7 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.9% C 0.150 H 263.5°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#345DB7
RGB	rgb(52, 93, 183)
HSL	hsl(221, 56%, 46%)
HSV	hsv(221, 72%, 72%)
CMYK	cmyk(71.6%, 49.2%, 0%, 28.2%)
CIE-LAB	lab(41.18, 16.81, -51.89)
CIE-LCH	lch(41.18, 54.54, 287.95°)
OKLab	oklab(49.87% -0.017 -0.1489)
OKLCH	oklch(49.87% 0.15 263.5)
XYZ	xyz(13.8747, 11.9762, 46.3710)
Luminance	0.1198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345DB7 #B78E34

analogous

#349EB7 #345DB7 #4C34B7

triadic

#345DB7 #B7345D #5DB734

tetradic

#345DB7 #B7349E #B78E34 #34B74C

square

#345DB7 #B7349E #B78E34 #34B74C

split-complementary

#345DB7 #B74C34 #9EB734

monochromatic

#192D58 #264587 #345DB7 #597ED0 #88A3DD

Accessibility & contrast

On white

6.18

#345DB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#345DB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345DB7

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345DB7	#FFFFFF	#000000	##FFFFFF
##345DB7	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A67BA

Deuteranopia (green-blind)

#005BB5

Tritanopia (blue-blind)

#007281

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #345db7;
/* rgb */ color: rgb(52, 93, 183);
/* oklch */ color: oklch(49.9% 0.150 263.5);

Tailwind

colors: {
  custom: {
    50: '#7c8acd',
    500: '#345db7',
    950: '#000000',
  },
}

SCSS

$custom: #345db7;
$custom-light: #7c8acd;
$custom-dark: #000000;

JSON

{
  "hex": "#345db7",
  "rgb": {
    "r": 52,
    "g": 93,
    "b": 183
  },
  "hsl": {
    "h": 221.221,
    "s": 55.745,
    "l": 46.078
  },
  "oklch": {
    "l": 0.49869,
    "c": 0.1499,
    "h": 263.5
  },
  "luminance": 0.11978
}

Semantic roles & 50–950 ramp

primary

#345DB7

secondary

#C7B180

accent

#B049DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #345DB7

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

Preview Lab → · Contrast checker → · Palette generator →