#345CBD#345CBD

#345CBD is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.1% C 0.159 H 264.5°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#345CBD
RGB	rgb(52, 92, 189)
HSL	hsl(222, 57%, 47%)
HSV	hsv(222, 72%, 74%)
CMYK	cmyk(72.5%, 51.3%, 0%, 25.9%)
CIE-LAB	lab(41.31, 19.70, -55.19)
CIE-LCH	lch(41.31, 58.60, 289.64°)
OKLab	oklab(50.1% -0.0154 -0.1587)
OKLCH	oklch(50.1% 0.159 264.5)
XYZ	xyz(14.4254, 12.0569, 49.7012)
Luminance	0.1206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345CBD #BD9534

analogous

#34A0BD #345CBD #5134BD

triadic

#345CBD #BD345C #5CBD34

tetradic

#345CBD #BD34A0 #BD9534 #34BD51

square

#345CBD #BD34A0 #BD9534 #34BD51

split-complementary

#345CBD #BD5134 #A0BD34

monochromatic

#1A2D5D #27458D #345CBD #5C7FD2 #8CA4DF

Accessibility & contrast

On white

6.16

#345CBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#345CBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345CBD

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345CBD	#FFFFFF	#000000	##FFFFFF
##345CBD	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F68C0

Deuteranopia (green-blind)

#005BBB

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #345cbd;
/* rgb */ color: rgb(52, 92, 189);
/* oklch */ color: oklch(50.1% 0.159 264.5);

Tailwind

colors: {
  custom: {
    50: '#7d89d1',
    500: '#345cbd',
    950: '#000000',
  },
}

SCSS

$custom: #345cbd;
$custom-light: #7d89d1;
$custom-dark: #000000;

JSON

{
  "hex": "#345cbd",
  "rgb": {
    "r": 52,
    "g": 92,
    "b": 189
  },
  "hsl": {
    "h": 222.482,
    "s": 56.846,
    "l": 47.255
  },
  "oklch": {
    "l": 0.50096,
    "c": 0.15941,
    "h": 264.5
  },
  "luminance": 0.12058
}

Semantic roles & 50–950 ramp

primary

#345CBD

secondary

#CAB583

accent

#B448E0

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #345CBD

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

Preview Lab → · Contrast checker → · Palette generator →