#345EC3#345EC3

#345EC3 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.0% C 0.165 H 264.3°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#345EC3
RGB	rgb(52, 94, 195)
HSL	hsl(222, 58%, 48%)
HSV	hsv(222, 73%, 76%)
CMYK	cmyk(73.3%, 51.8%, 0%, 23.5%)
CIE-LAB	lab(42.27, 20.63, -57.12)
CIE-LCH	lch(42.27, 60.73, 289.86°)
OKLab	oklab(50.96% -0.0164 -0.1643)
OKLCH	oklch(50.96% 0.165 264.3)
XYZ	xyz(15.2657, 12.6740, 53.2610)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345EC3 #C39934

analogous

#34A5C3 #345EC3 #5234C3

triadic

#345EC3 #C3345E #5EC334

tetradic

#345EC3 #C334A5 #C39934 #34C352

square

#345EC3 #C334A5 #C39934 #34C352

split-complementary

#345EC3 #C35234 #A5C334

monochromatic

#1A2F62 #274793 #345EC3 #6082D5 #90A8E1

Accessibility & contrast

On white

5.94

#345EC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#345EC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345EC3

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345EC3	#FFFFFF	#000000	##FFFFFF
##345EC3	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)

#1B6BC7

Deuteranopia (green-blind)

#005EC1

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #345ec3;
/* rgb */ color: rgb(52, 94, 195);
/* oklch */ color: oklch(51.0% 0.165 264.3);

Tailwind

colors: {
  custom: {
    50: '#7e8bd6',
    500: '#345ec3',
    950: '#000000',
  },
}

SCSS

$custom: #345ec3;
$custom-light: #7e8bd6;
$custom-dark: #000000;

JSON

{
  "hex": "#345ec3",
  "rgb": {
    "r": 52,
    "g": 94,
    "b": 195
  },
  "hsl": {
    "h": 222.378,
    "s": 57.895,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50959,
    "c": 0.16513,
    "h": 264.3
  },
  "luminance": 0.12676
}

Semantic roles & 50–950 ramp

primary

#345EC3

secondary

#CCB887

accent

#B447E1

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #345EC3

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

Preview Lab → · Contrast checker → · Palette generator →