#344FBB#344FBB

#344FBB is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.3% C 0.173 H 268.3°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#344FBB
RGB	rgb(52, 79, 187)
HSL	hsl(228, 56%, 47%)
HSV	hsv(228, 72%, 73%)
CMYK	cmyk(72.2%, 57.8%, 0%, 26.7%)
CIE-LAB	lab(37.68, 27.42, -59.90)
CIE-LCH	lch(37.68, 65.88, 294.60°)
OKLab	oklab(47.31% -0.0051 -0.1727)
OKLCH	oklch(47.31% 0.173 268.3)
XYZ	xyz(13.1787, 9.9085, 48.2221)
Luminance	0.0991 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#344FBB #BBA034

analogous

#3493BB #344FBB #5D34BB

triadic

#344FBB #BB344F #4FBB34

tetradic

#344FBB #BB3493 #BBA034 #34BB5D

square

#344FBB #BB3493 #BBA034 #34BB5D

split-complementary

#344FBB #BB5D34 #93BB34

monochromatic

#19275B #273B8B #344FBB #5B73D1 #8B9CDF

Accessibility & contrast

On white

7.04

#344FBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#344FBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #344FBB

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##344FBB	#FFFFFF	#000000	##FFFFFF
##344FBB	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBF

Deuteranopia (green-blind)

#0053B9

Tritanopia (blue-blind)

#006A7D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #344fbb;
/* rgb */ color: rgb(52, 79, 187);
/* oklch */ color: oklch(47.3% 0.173 268.3);

Tailwind

colors: {
  custom: {
    50: '#7e80d0',
    500: '#344fbb',
    950: '#000000',
  },
}

SCSS

$custom: #344fbb;
$custom-light: #7e80d0;
$custom-dark: #000000;

JSON

{
  "hex": "#344fbb",
  "rgb": {
    "r": 52,
    "g": 79,
    "b": 187
  },
  "hsl": {
    "h": 228,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.47313,
    "c": 0.1728,
    "h": 268.3
  },
  "luminance": 0.0991
}

Semantic roles & 50–950 ramp

primary

#344FBB

secondary

#C9BB82

accent

#C148E0

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #344FBB

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

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