#345CC1#345CC1

#345CC1 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.4% C 0.165 H 264.8°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#345CC1
RGB	rgb(52, 92, 193)
HSL	hsl(223, 58%, 48%)
HSV	hsv(223, 73%, 76%)
CMYK	cmyk(73.1%, 52.3%, 0%, 24.3%)
CIE-LAB	lab(41.58, 21.18, -57.07)
CIE-LCH	lch(41.58, 60.87, 290.37°)
OKLab	oklab(50.4% -0.0149 -0.1642)
OKLCH	oklch(50.4% 0.165 264.8)
XYZ	xyz(14.8656, 12.2330, 52.0195)
Luminance	0.1224 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345CC1 #C19934

analogous

#34A2C1 #345CC1 #5334C1

triadic

#345CC1 #C1345C #5CC134

tetradic

#345CC1 #C134A2 #C19934 #34C153

square

#345CC1 #C134A2 #C19934 #34C153

split-complementary

#345CC1 #C15334 #A2C134

monochromatic

#1A2E61 #274591 #345CC1 #5E80D4 #8FA6E1

Accessibility & contrast

On white

6.09

#345CC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#345CC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345CC1

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345CC1	#FFFFFF	#000000	##FFFFFF
##345CC1	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1769C5

Deuteranopia (green-blind)

#005CBF

Tritanopia (blue-blind)

#007485

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #345cc1;
/* rgb */ color: rgb(52, 92, 193);
/* oklch */ color: oklch(50.4% 0.165 264.8);

Tailwind

colors: {
  custom: {
    50: '#7e89d4',
    500: '#345cc1',
    950: '#000000',
  },
}

SCSS

$custom: #345cc1;
$custom-light: #7e89d4;
$custom-dark: #000000;

JSON

{
  "hex": "#345cc1",
  "rgb": {
    "r": 52,
    "g": 92,
    "b": 193
  },
  "hsl": {
    "h": 222.979,
    "s": 57.551,
    "l": 48.039
  },
  "oklch": {
    "l": 0.50395,
    "c": 0.16488,
    "h": 264.8
  },
  "luminance": 0.12235
}

Semantic roles & 50–950 ramp

primary

#345CC1

secondary

#CBB786

accent

#B547E1

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #345CC1

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

Preview Lab → · Contrast checker → · Palette generator →