#345DC7#345DC7

#345DC7 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.1% C 0.172 H 264.9°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#345DC7
RGB	rgb(52, 93, 199)
HSL	hsl(223, 59%, 49%)
HSV	hsv(223, 74%, 78%)
CMYK	cmyk(73.9%, 53.3%, 0%, 22%)
CIE-LAB	lab(42.28, 22.77, -59.42)
CIE-LCH	lch(42.28, 63.63, 290.96°)
OKLab	oklab(51.05% -0.0152 -0.1711)
OKLCH	oklch(51.05% 0.172 264.9)
XYZ	xyz(15.6357, 12.6806, 55.6453)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345DC7 #C79E34

analogous

#34A7C7 #345DC7 #5434C7

triadic

#345DC7 #C7345D #5DC734

tetradic

#345DC7 #C734A7 #C79E34 #34C754

square

#345DC7 #C734A7 #C79E34 #34C754

split-complementary

#345DC7 #C75434 #A7C734

monochromatic

#1B3066 #274696 #345DC7 #6282D6 #93A9E3

Accessibility & contrast

On white

5.94

#345DC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#345DC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345DC7

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345DC7	#FFFFFF	#000000	##FFFFFF
##345DC7	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B6BCB

Deuteranopia (green-blind)

#005DC5

Tritanopia (blue-blind)

#007789

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #345dc7;
/* rgb */ color: rgb(52, 93, 199);
/* oklch */ color: oklch(51.1% 0.172 264.9);

Tailwind

colors: {
  custom: {
    50: '#7f8ad9',
    500: '#345dc7',
    950: '#000000',
  },
}

SCSS

$custom: #345dc7;
$custom-light: #7f8ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#345dc7",
  "rgb": {
    "r": 52,
    "g": 93,
    "b": 199
  },
  "hsl": {
    "h": 223.265,
    "s": 58.566,
    "l": 49.216
  },
  "oklch": {
    "l": 0.51055,
    "c": 0.17178,
    "h": 264.9
  },
  "luminance": 0.12682
}

Semantic roles & 50–950 ramp

primary

#345DC7

secondary

#CEBB89

accent

#B646E2

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #345DC7

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

Preview Lab → · Contrast checker → · Palette generator →