#343F93#343F93

#343F93 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.9% C 0.138 H 273.1°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#343F93
RGB	rgb(52, 63, 147)
HSL	hsl(233, 48%, 39%)
HSV	hsv(233, 65%, 58%)
CMYK	cmyk(64.6%, 57.1%, 0%, 42.4%)
CIE-LAB	lab(30.38, 23.33, -47.80)
CIE-LCH	lch(30.38, 53.19, 296.01°)
OKLab	oklab(40.89% 0.0074 -0.1374)
OKLCH	oklch(40.89% 0.138 273.1)
XYZ	xyz(8.4584, 6.3909, 28.3859)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343F93 #938834

analogous

#346F93 #343F93 #593493

triadic

#343F93 #93343F #3F9334

tetradic

#343F93 #93346F #938834 #349359

square

#343F93 #93346F #938834 #349359

split-complementary

#343F93 #935934 #6F9334

monochromatic

#141839 #242C66 #343F93 #4654BE #747ECE

Accessibility & contrast

On white

9.22

#343F93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#343F93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343F93

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343F93	#FFFFFF	#000000	##FFFFFF
##343F93	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C96

Deuteranopia (green-blind)

#004391

Tritanopia (blue-blind)

#005362

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #343f93;
/* rgb */ color: rgb(52, 63, 147);
/* oklch */ color: oklch(40.9% 0.138 273.1);

Tailwind

colors: {
  custom: {
    50: '#7673b3',
    500: '#343f93',
    950: '#000000',
  },
}

SCSS

$custom: #343f93;
$custom-light: #7673b3;
$custom-dark: #000000;

JSON

{
  "hex": "#343f93",
  "rgb": {
    "r": 52,
    "g": 63,
    "b": 147
  },
  "hsl": {
    "h": 233.053,
    "s": 47.739,
    "l": 39.02
  },
  "oklch": {
    "l": 0.40889,
    "c": 0.13756,
    "h": 273.1
  },
  "luminance": 0.06392
}

Semantic roles & 50–950 ramp

primary

#343F93

secondary

#B6AE6D

accent

#C850D7

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #343F93

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

Preview Lab → · Contrast checker → · Palette generator →