#345CB7#345CB7

#345CB7 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.7% C 0.151 H 263.9°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#345CB7
RGB	rgb(52, 92, 183)
HSL	hsl(222, 56%, 46%)
HSV	hsv(222, 72%, 72%)
CMYK	cmyk(71.6%, 49.7%, 0%, 28.2%)
CIE-LAB	lab(40.90, 17.46, -52.34)
CIE-LCH	lch(40.90, 55.17, 288.45°)
OKLab	oklab(49.66% -0.0161 -0.1503)
OKLCH	oklch(49.66% 0.151 263.9)
XYZ	xyz(13.7875, 11.8018, 46.3419)
Luminance	0.1180 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345CB7 #B78F34

analogous

#349DB7 #345CB7 #4D34B7

triadic

#345CB7 #B7345C #5CB734

tetradic

#345CB7 #B7349D #B78F34 #34B74D

square

#345CB7 #B7349D #B78F34 #34B74D

split-complementary

#345CB7 #B74D34 #9DB734

monochromatic

#192C58 #264487 #345CB7 #597DD0 #88A2DD

Accessibility & contrast

On white

6.25

#345CB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#345CB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345CB7

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345CB7	#FFFFFF	#000000	##FFFFFF
##345CB7	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2867BA

Deuteranopia (green-blind)

#005BB5

Tritanopia (blue-blind)

#007281

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #345cb7;
/* rgb */ color: rgb(52, 92, 183);
/* oklch */ color: oklch(49.7% 0.151 263.9);

Tailwind

colors: {
  custom: {
    50: '#7c89cd',
    500: '#345cb7',
    950: '#000000',
  },
}

SCSS

$custom: #345cb7;
$custom-light: #7c89cd;
$custom-dark: #000000;

JSON

{
  "hex": "#345cb7",
  "rgb": {
    "r": 52,
    "g": 92,
    "b": 183
  },
  "hsl": {
    "h": 221.679,
    "s": 55.745,
    "l": 46.078
  },
  "oklch": {
    "l": 0.49656,
    "c": 0.15114,
    "h": 263.9
  },
  "luminance": 0.11803
}

Semantic roles & 50–950 ramp

primary

#345CB7

secondary

#C7B180

accent

#B149DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #345CB7

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

Preview Lab → · Contrast checker → · Palette generator →