#345CA8#345CA8

#345CA8 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.6% C 0.130 H 261.9°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#345CA8
RGB	rgb(52, 92, 168)
HSL	hsl(219, 53%, 43%)
HSV	hsv(219, 69%, 66%)
CMYK	cmyk(69%, 45.2%, 0%, 34.1%)
CIE-LAB	lab(39.93, 11.88, -45.06)
CIE-LCH	lch(39.93, 46.60, 284.77°)
OKLab	oklab(48.6% -0.0184 -0.1289)
OKLCH	oklch(48.6% 0.13 261.9)
XYZ	xyz(12.3087, 11.2103, 38.5533)
Luminance	0.1121 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345CA8 #A88034

analogous

#3496A8 #345CA8 #4634A8

triadic

#345CA8 #A8345C #5CA834

tetradic

#345CA8 #A83496 #A88034 #34A846

square

#345CA8 #A83496 #A88034 #34A846

split-complementary

#345CA8 #A84634 #96A834

monochromatic

#17294B #264279 #345CA8 #507AC9 #7F9DD7

Accessibility & contrast

On white

6.48

#345CA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#345CA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345CA8

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345CA8	#FFFFFF	#000000	##FFFFFF
##345CA8	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3764AB

Deuteranopia (green-blind)

#2159A6

Tritanopia (blue-blind)

#006E7A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #345ca8;
/* rgb */ color: rgb(52, 92, 168);
/* oklch */ color: oklch(48.6% 0.130 261.9);

Tailwind

colors: {
  custom: {
    50: '#7989c2',
    500: '#345ca8',
    950: '#000000',
  },
}

SCSS

$custom: #345ca8;
$custom-light: #7989c2;
$custom-dark: #000000;

JSON

{
  "hex": "#345ca8",
  "rgb": {
    "r": 52,
    "g": 92,
    "b": 168
  },
  "hsl": {
    "h": 219.31,
    "s": 52.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.48604,
    "c": 0.13017,
    "h": 261.9
  },
  "luminance": 0.11212
}

Semantic roles & 50–950 ramp

primary

#345CA8

secondary

#C0A777

accent

#AA4CDC

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345CA8

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

Preview Lab → · Contrast checker → · Palette generator →