#344AA5#344AA5

#344AA5 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.5% C 0.149 H 269.3°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#344AA5
RGB	rgb(52, 74, 165)
HSL	hsl(228, 52%, 43%)
HSV	hsv(228, 68%, 65%)
CMYK	cmyk(68.5%, 55.2%, 0%, 35.3%)
CIE-LAB	lab(34.69, 22.60, -51.72)
CIE-LCH	lch(34.69, 56.44, 293.61°)
OKLab	oklab(44.55% -0.0019 -0.1487)
OKLCH	oklch(44.55% 0.149 269.3)
XYZ	xyz(10.6542, 8.3432, 36.6389)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#344AA5 #A58F34

analogous

#3482A5 #344AA5 #5734A5

triadic

#344AA5 #A5344A #4AA534

tetradic

#344AA5 #A53482 #A58F34 #34A557

square

#344AA5 #A53482 #A58F34 #34A557

split-complementary

#344AA5 #A55734 #82A534

monochromatic

#172048 #253576 #344AA5 #4F66C7 #7D8FD6

Accessibility & contrast

On white

7.87

#344AA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#344AA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #344AA5

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##344AA5	#FFFFFF	#000000	##FFFFFF
##344AA5	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0157A8

Deuteranopia (green-blind)

#004DA3

Tritanopia (blue-blind)

#006070

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #344aa5;
/* rgb */ color: rgb(52, 74, 165);
/* oklch */ color: oklch(44.5% 0.149 269.3);

Tailwind

colors: {
  custom: {
    50: '#797cc0',
    500: '#344aa5',
    950: '#000000',
  },
}

SCSS

$custom: #344aa5;
$custom-light: #797cc0;
$custom-dark: #000000;

JSON

{
  "hex": "#344aa5",
  "rgb": {
    "r": 52,
    "g": 74,
    "b": 165
  },
  "hsl": {
    "h": 228.319,
    "s": 52.074,
    "l": 42.549
  },
  "oklch": {
    "l": 0.44546,
    "c": 0.14875,
    "h": 269.3
  },
  "luminance": 0.08344
}

Semantic roles & 50–950 ramp

primary

#344AA5

secondary

#BFB176

accent

#C04CDC

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #344AA5

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

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