#345DB2#345DB2

#345DB2 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.5% C 0.143 H 262.9°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#345DB2
RGB	rgb(52, 93, 178)
HSL	hsl(220, 55%, 45%)
HSV	hsv(220, 71%, 70%)
CMYK	cmyk(70.8%, 47.8%, 0%, 30.2%)
CIE-LAB	lab(40.85, 14.95, -49.48)
CIE-LCH	lch(40.85, 51.69, 286.81°)
OKLab	oklab(49.51% -0.0177 -0.1419)
OKLCH	oklch(49.51% 0.143 262.9)
XYZ	xyz(13.3636, 11.7717, 43.6787)
Luminance	0.1177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345DB2 #B28934

analogous

#349CB2 #345DB2 #4A34B2

triadic

#345DB2 #B2345D #5DB234

tetradic

#345DB2 #B2349C #B28934 #34B24A

square

#345DB2 #B2349C #B28934 #34B24A

split-complementary

#345DB2 #B24A34 #9CB234

monochromatic

#182C53 #264483 #345DB2 #567DCE #85A1DB

Accessibility & contrast

On white

6.26

#345DB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#345DB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345DB2

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345DB2	#FFFFFF	#000000	##FFFFFF
##345DB2	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3066B5

Deuteranopia (green-blind)

#105BB0

Tritanopia (blue-blind)

#00717F

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #345db2;
/* rgb */ color: rgb(52, 93, 178);
/* oklch */ color: oklch(49.5% 0.143 262.9);

Tailwind

colors: {
  custom: {
    50: '#7b8ac9',
    500: '#345db2',
    950: '#000000',
  },
}

SCSS

$custom: #345db2;
$custom-light: #7b8ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#345db2",
  "rgb": {
    "r": 52,
    "g": 93,
    "b": 178
  },
  "hsl": {
    "h": 220.476,
    "s": 54.783,
    "l": 45.098
  },
  "oklch": {
    "l": 0.49514,
    "c": 0.14296,
    "h": 262.9
  },
  "luminance": 0.11773
}

Semantic roles & 50–950 ramp

primary

#345DB2

secondary

#C5AE7D

accent

#AE4ADE

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #345DB2

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

Preview Lab → · Contrast checker → · Palette generator →