#345CA4#345CA4

#345CA4 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.3% C 0.125 H 261.2°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#345CA4
RGB	rgb(52, 92, 164)
HSL	hsl(219, 52%, 42%)
HSV	hsv(219, 68%, 64%)
CMYK	cmyk(68.3%, 43.9%, 0%, 35.7%)
CIE-LAB	lab(39.69, 10.40, -43.07)
CIE-LCH	lch(39.69, 44.31, 283.57°)
OKLab	oklab(48.34% -0.0191 -0.123)
OKLCH	oklch(48.34% 0.125 261.2)
XYZ	xyz(11.9418, 11.0635, 36.6209)
Luminance	0.1106 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345CA4 #A47C34

analogous

#3494A4 #345CA4 #4434A4

triadic

#345CA4 #A4345C #5CA434

tetradic

#345CA4 #A43494 #A47C34 #34A444

square

#345CA4 #A43494 #A47C34 #34A444

split-complementary

#345CA4 #A44434 #94A434

monochromatic

#172847 #254276 #345CA4 #4E79C7 #7D9CD6

Accessibility & contrast

On white

6.54

#345CA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#345CA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345CA4

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345CA4	#FFFFFF	#000000	##FFFFFF
##345CA4	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A63A7

Deuteranopia (green-blind)

#2759A3

Tritanopia (blue-blind)

#006D78

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #345ca4;
/* rgb */ color: rgb(52, 92, 164);
/* oklch */ color: oklch(48.3% 0.125 261.2);

Tailwind

colors: {
  custom: {
    50: '#7889bf',
    500: '#345ca4',
    950: '#000000',
  },
}

SCSS

$custom: #345ca4;
$custom-light: #7889bf;
$custom-dark: #000000;

JSON

{
  "hex": "#345ca4",
  "rgb": {
    "r": 52,
    "g": 92,
    "b": 164
  },
  "hsl": {
    "h": 218.571,
    "s": 51.852,
    "l": 42.353
  },
  "oklch": {
    "l": 0.48336,
    "c": 0.12451,
    "h": 261.2
  },
  "luminance": 0.11065
}

Semantic roles & 50–950 ramp

primary

#345CA4

secondary

#BFA475

accent

#A84CDB

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345CA4

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

Preview Lab → · Contrast checker → · Palette generator →