#344BB1#344BB1

#344BB1 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.7% C 0.164 H 269.2°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#344BB1
RGB	rgb(52, 75, 177)
HSL	hsl(229, 55%, 45%)
HSV	hsv(229, 71%, 69%)
CMYK	cmyk(70.6%, 57.6%, 0%, 30.6%)
CIE-LAB	lab(35.86, 26.36, -56.96)
CIE-LCH	lch(35.86, 62.77, 294.83°)
OKLab	oklab(45.71% -0.0022 -0.1641)
OKLCH	oklch(45.71% 0.164 269.2)
XYZ	xyz(11.8653, 8.9354, 42.6858)
Luminance	0.0894 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#344BB1 #B19A34

analogous

#348AB1 #344BB1 #5C34B1

triadic

#344BB1 #B1344B #4BB134

tetradic

#344BB1 #B1348A #B19A34 #34B15C

square

#344BB1 #B1348A #B19A34 #34B15C

split-complementary

#344BB1 #B15C34 #8AB134

monochromatic

#182352 #263782 #344BB1 #556BCD #8494DB

Accessibility & contrast

On white

7.53

#344BB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#344BB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #344BB1

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##344BB1	#FFFFFF	#000000	##FFFFFF
##344BB1	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB4

Deuteranopia (green-blind)

#004FAF

Tritanopia (blue-blind)

#006476

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #344bb1;
/* rgb */ color: rgb(52, 75, 177);
/* oklch */ color: oklch(45.7% 0.164 269.2);

Tailwind

colors: {
  custom: {
    50: '#7c7dc9',
    500: '#344bb1',
    950: '#000000',
  },
}

SCSS

$custom: #344bb1;
$custom-light: #7c7dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#344bb1",
  "rgb": {
    "r": 52,
    "g": 75,
    "b": 177
  },
  "hsl": {
    "h": 228.96,
    "s": 54.585,
    "l": 44.902
  },
  "oklch": {
    "l": 0.45711,
    "c": 0.16417,
    "h": 269.2
  },
  "luminance": 0.08937
}

Semantic roles & 50–950 ramp

primary

#344BB1

secondary

#C5B77C

accent

#C34ADE

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #344BB1

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

Preview Lab → · Contrast checker → · Palette generator →