#344EB3#344EB3

#344EB3 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.5% C 0.163 H 268.4°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#344EB3
RGB	rgb(52, 78, 179)
HSL	hsl(228, 55%, 45%)
HSV	hsv(228, 71%, 70%)
CMYK	cmyk(70.9%, 56.4%, 0%, 29.8%)
CIE-LAB	lab(36.80, 25.13, -56.61)
CIE-LCH	lch(36.80, 61.94, 293.93°)
OKLab	oklab(46.47% -0.0046 -0.1631)
OKLCH	oklch(46.47% 0.163 268.4)
XYZ	xyz(12.2744, 9.4323, 43.8128)
Luminance	0.0943 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#344EB3 #B39934

analogous

#348DB3 #344EB3 #5A34B3

triadic

#344EB3 #B3344E #4EB334

tetradic

#344EB3 #B3348D #B39934 #34B35A

square

#344EB3 #B3348D #B39934 #34B35A

split-complementary

#344EB3 #B35A34 #8DB334

monochromatic

#182554 #263984 #344EB3 #566FCE #8697DC

Accessibility & contrast

On white

7.27

#344EB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#344EB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #344EB3

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##344EB3	#FFFFFF	#000000	##FFFFFF
##344EB3	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB6

Deuteranopia (green-blind)

#0051B1

Tritanopia (blue-blind)

#006779

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #344eb3;
/* rgb */ color: rgb(52, 78, 179);
/* oklch */ color: oklch(46.5% 0.163 268.4);

Tailwind

colors: {
  custom: {
    50: '#7c7fca',
    500: '#344eb3',
    950: '#000000',
  },
}

SCSS

$custom: #344eb3;
$custom-light: #7c7fca;
$custom-dark: #000000;

JSON

{
  "hex": "#344eb3",
  "rgb": {
    "r": 52,
    "g": 78,
    "b": 179
  },
  "hsl": {
    "h": 227.717,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.46466,
    "c": 0.16314,
    "h": 268.4
  },
  "luminance": 0.09434
}

Semantic roles & 50–950 ramp

primary

#344EB3

secondary

#C5B77D

accent

#C049DE

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #344EB3

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

Preview Lab → · Contrast checker → · Palette generator →