#345CC7#345CC7

#345CC7 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.9% C 0.173 H 265.2°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#345CC7
RGB	rgb(52, 92, 199)
HSL	hsl(224, 59%, 49%)
HSV	hsv(224, 74%, 78%)
CMYK	cmyk(73.9%, 53.8%, 0%, 22%)
CIE-LAB	lab(42.01, 23.41, -59.86)
CIE-LCH	lch(42.01, 64.27, 291.36°)
OKLab	oklab(50.85% -0.0144 -0.1724)
OKLCH	oklch(50.85% 0.173 265.2)
XYZ	xyz(15.5485, 12.5062, 55.6162)
Luminance	0.1251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345CC7 #C79F34

analogous

#34A6C7 #345CC7 #5534C7

triadic

#345CC7 #C7345C #5CC734

tetradic

#345CC7 #C734A6 #C79F34 #34C755

square

#345CC7 #C734A6 #C79F34 #34C755

split-complementary

#345CC7 #C75534 #A6C734

monochromatic

#1B2F66 #274696 #345CC7 #6282D6 #93A8E3

Accessibility & contrast

On white

6.00

#345CC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#345CC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345CC7

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345CC7	#FFFFFF	#000000	##FFFFFF
##345CC7	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#036ACB

Deuteranopia (green-blind)

#005DC5

Tritanopia (blue-blind)

#007688

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #345cc7;
/* rgb */ color: rgb(52, 92, 199);
/* oklch */ color: oklch(50.9% 0.173 265.2);

Tailwind

colors: {
  custom: {
    50: '#7f89d9',
    500: '#345cc7',
    950: '#000000',
  },
}

SCSS

$custom: #345cc7;
$custom-light: #7f89d9;
$custom-dark: #000000;

JSON

{
  "hex": "#345cc7",
  "rgb": {
    "r": 52,
    "g": 92,
    "b": 199
  },
  "hsl": {
    "h": 223.673,
    "s": 58.566,
    "l": 49.216
  },
  "oklch": {
    "l": 0.50852,
    "c": 0.173,
    "h": 265.2
  },
  "luminance": 0.12508
}

Semantic roles & 50–950 ramp

primary

#345CC7

secondary

#CEBB89

accent

#B746E2

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #345CC7

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

Preview Lab → · Contrast checker → · Palette generator →