#343498#343498

#343498 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.3% C 0.159 H 276.2°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#343498
RGB	rgb(52, 52, 152)
HSL	hsl(240, 49%, 40%)
HSV	hsv(240, 66%, 60%)
CMYK	cmyk(65.8%, 65.8%, 0%, 40.4%)
CIE-LAB	lab(27.99, 32.32, -54.76)
CIE-LCH	lch(27.99, 63.58, 300.55°)
OKLab	oklab(39.25% 0.0172 -0.1579)
OKLCH	oklch(39.25% 0.159 276.2)
XYZ	xyz(8.3098, 5.4523, 30.3142)
Luminance	0.0545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343498 #989834

analogous

#346698 #343498 #663498

triadic

#343498 #983434 #349834

tetradic

#343498 #983466 #989834 #349866

square

#343498 #983466 #989834 #349866

split-complementary

#343498 #986634 #669834

monochromatic

#15153D #24246A #343498 #4949C1 #7676D0

Accessibility & contrast

On white

10.04

#343498 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#343498 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343498

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343498	#FFFFFF	#000000	##FFFFFF
##343498	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469B

Deuteranopia (green-blind)

#003E96

Tritanopia (blue-blind)

#004E61

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #343498;
/* rgb */ color: rgb(52, 52, 152);
/* oklch */ color: oklch(39.3% 0.159 276.2);

Tailwind

colors: {
  custom: {
    50: '#786cb7',
    500: '#343498',
    950: '#000000',
  },
}

SCSS

$custom: #343498;
$custom-light: #786cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#343498",
  "rgb": {
    "r": 52,
    "g": 52,
    "b": 152
  },
  "hsl": {
    "h": 240,
    "s": 49.02,
    "l": 40
  },
  "oklch": {
    "l": 0.39251,
    "c": 0.15881,
    "h": 276.2
  },
  "luminance": 0.05453
}

Semantic roles & 50–950 ramp

primary

#343498

secondary

#B9B96F

accent

#D94FD9

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #343498

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

Preview Lab → · Contrast checker → · Palette generator →