#345DB0#345DB0

#345DB0 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.4% C 0.140 H 262.6°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#345DB0
RGB	rgb(52, 93, 176)
HSL	hsl(220, 54%, 45%)
HSV	hsv(220, 70%, 69%)
CMYK	cmyk(70.5%, 47.2%, 0%, 31%)
CIE-LAB	lab(40.72, 14.20, -48.51)
CIE-LCH	lch(40.72, 50.55, 286.32°)
OKLab	oklab(49.37% -0.018 -0.139)
OKLCH	oklch(49.37% 0.14 262.6)
XYZ	xyz(13.1642, 11.6920, 42.6289)
Luminance	0.1169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345DB0 #B08734

analogous

#349BB0 #345DB0 #4934B0

triadic

#345DB0 #B0345D #5DB034

tetradic

#345DB0 #B0349B #B08734 #34B049

square

#345DB0 #B0349B #B08734 #34B049

split-complementary

#345DB0 #B04934 #9BB034

monochromatic

#182B52 #264481 #345DB0 #557CCD #84A1DB

Accessibility & contrast

On white

6.29

#345DB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#345DB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345DB0

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345DB0	#FFFFFF	#000000	##FFFFFF
##345DB0	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3266B3

Deuteranopia (green-blind)

#165BAE

Tritanopia (blue-blind)

#00707E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #345db0;
/* rgb */ color: rgb(52, 93, 176);
/* oklch */ color: oklch(49.4% 0.140 262.6);

Tailwind

colors: {
  custom: {
    50: '#7a8ac8',
    500: '#345db0',
    950: '#000000',
  },
}

SCSS

$custom: #345db0;
$custom-light: #7a8ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#345db0",
  "rgb": {
    "r": 52,
    "g": 93,
    "b": 176
  },
  "hsl": {
    "h": 220.161,
    "s": 54.386,
    "l": 44.706
  },
  "oklch": {
    "l": 0.49374,
    "c": 0.14017,
    "h": 262.6
  },
  "luminance": 0.11693
}

Semantic roles & 50–950 ramp

primary

#345DB0

secondary

#C4AC7C

accent

#AD4ADE

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #345DB0

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

Preview Lab → · Contrast checker → · Palette generator →