#343A72#343A72

#343A72 is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.3% C 0.095 H 276.2°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#343A72
RGB	rgb(52, 58, 114)
HSL	hsl(234, 37%, 33%)
HSV	hsv(234, 54%, 45%)
CMYK	cmyk(54.4%, 49.1%, 0%, 55.3%)
CIE-LAB	lab(26.65, 14.86, -33.22)
CIE-LCH	lch(26.65, 36.40, 294.10°)
OKLab	oklab(37.34% 0.0102 -0.0945)
OKLCH	oklch(37.34% 0.095 276.2)
XYZ	xyz(5.9655, 4.9707, 16.5614)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343A72 #726C34

analogous

#345972 #343A72 #4D3472

triadic

#343A72 #72343A #3A7234

tetradic

#343A72 #723459 #726C34 #34724D

square

#343A72 #723459 #726C34 #34724D

split-complementary

#343A72 #724D34 #597234

monochromatic

#0E0F1E #212548 #343A72 #474F9C #676FBA

Accessibility & contrast

On white

10.53

#343A72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#343A72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343A72

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343A72	#FFFFFF	#000000	##FFFFFF
##343A72	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214274

Deuteranopia (green-blind)

#1B3D71

Tritanopia (blue-blind)

#194650

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #343a72;
/* rgb */ color: rgb(52, 58, 114);
/* oklch */ color: oklch(37.3% 0.095 276.2);

Tailwind

colors: {
  custom: {
    50: '#70709b',
    500: '#343a72',
    950: '#000000',
  },
}

SCSS

$custom: #343a72;
$custom-light: #70709b;
$custom-dark: #000000;

JSON

{
  "hex": "#343a72",
  "rgb": {
    "r": 52,
    "g": 58,
    "b": 114
  },
  "hsl": {
    "h": 234.194,
    "s": 37.349,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37337,
    "c": 0.09509,
    "h": 276.2
  },
  "luminance": 0.04971
}

Semantic roles & 50–950 ramp

primary

#343A72

secondary

#A29B60

accent

#C25ACD

background

#F7F6F9

surface

#EDECF2

border

#C8C7CC

text

#08070E

muted

#7B7A7E

Preview Lab

Preview with #343A72

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

Preview Lab → · Contrast checker → · Palette generator →