#344FA5#344FA5

#344FA5 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.6% C 0.142 H 267.4°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#344FA5
RGB	rgb(52, 79, 165)
HSL	hsl(226, 52%, 43%)
HSV	hsv(226, 68%, 65%)
CMYK	cmyk(68.5%, 52.1%, 0%, 35.3%)
CIE-LAB	lab(36.06, 19.29, -49.50)
CIE-LCH	lch(36.06, 53.13, 291.29°)
OKLab	oklab(45.58% -0.0065 -0.1421)
OKLCH	oklch(45.58% 0.142 267.4)
XYZ	xyz(11.0013, 9.0376, 36.7547)
Luminance	0.0904 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#344FA5 #A58A34

analogous

#3487A5 #344FA5 #5234A5

triadic

#344FA5 #A5344F #4FA534

tetradic

#344FA5 #A53487 #A58A34 #34A552

square

#344FA5 #A53487 #A58A34 #34A552

split-complementary

#344FA5 #A55234 #87A534

monochromatic

#172248 #253976 #344FA5 #4F6CC7 #7D93D6

Accessibility & contrast

On white

7.48

#344FA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#344FA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #344FA5

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##344FA5	#FFFFFF	#000000	##FFFFFF
##344FA5	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A5AA8

Deuteranopia (green-blind)

#0050A3

Tritanopia (blue-blind)

#006372

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #344fa5;
/* rgb */ color: rgb(52, 79, 165);
/* oklch */ color: oklch(45.6% 0.142 267.4);

Tailwind

colors: {
  custom: {
    50: '#797fc0',
    500: '#344fa5',
    950: '#000000',
  },
}

SCSS

$custom: #344fa5;
$custom-light: #797fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#344fa5",
  "rgb": {
    "r": 52,
    "g": 79,
    "b": 165
  },
  "hsl": {
    "h": 225.664,
    "s": 52.074,
    "l": 42.549
  },
  "oklch": {
    "l": 0.4558,
    "c": 0.1423,
    "h": 267.4
  },
  "luminance": 0.09039
}

Semantic roles & 50–950 ramp

primary

#344FA5

secondary

#BFAE76

accent

#B94CDC

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #344FA5

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

Preview Lab → · Contrast checker → · Palette generator →