#344CB3#344CB3

#344CB3 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.1% C 0.166 H 269.0°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#344CB3
RGB	rgb(52, 76, 179)
HSL	hsl(229, 55%, 45%)
HSV	hsv(229, 71%, 70%)
CMYK	cmyk(70.9%, 57.5%, 0%, 29.8%)
CIE-LAB	lab(36.28, 26.44, -57.47)
CIE-LCH	lch(36.28, 63.26, 294.70°)
OKLab	oklab(46.07% -0.003 -0.1656)
OKLCH	oklch(46.07% 0.166 269)
XYZ	xyz(12.1345, 9.1524, 43.7662)
Luminance	0.0915 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#344CB3 #B39B34

analogous

#348CB3 #344CB3 #5B34B3

triadic

#344CB3 #B3344C #4CB334

tetradic

#344CB3 #B3348C #B39B34 #34B35B

square

#344CB3 #B3348C #B39B34 #34B35B

split-complementary

#344CB3 #B35B34 #8CB334

monochromatic

#182454 #263884 #344CB3 #566DCE #8696DC

Accessibility & contrast

On white

7.42

#344CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#344CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #344CB3

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##344CB3	#FFFFFF	#000000	##FFFFFF
##344CB3	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB6

Deuteranopia (green-blind)

#0050B1

Tritanopia (blue-blind)

#006578

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #344cb3;
/* rgb */ color: rgb(52, 76, 179);
/* oklch */ color: oklch(46.1% 0.166 269.0);

Tailwind

colors: {
  custom: {
    50: '#7c7dcb',
    500: '#344cb3',
    950: '#000000',
  },
}

SCSS

$custom: #344cb3;
$custom-light: #7c7dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#344cb3",
  "rgb": {
    "r": 52,
    "g": 76,
    "b": 179
  },
  "hsl": {
    "h": 228.661,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.46071,
    "c": 0.16566,
    "h": 269
  },
  "luminance": 0.09154
}

Semantic roles & 50–950 ramp

primary

#344CB3

secondary

#C5B87D

accent

#C249DE

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #344CB3

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

Preview Lab → · Contrast checker → · Palette generator →