#343F96#343F96

#343F96 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.1% C 0.142 H 273.0°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#343F96
RGB	rgb(52, 63, 150)
HSL	hsl(233, 49%, 40%)
HSV	hsv(233, 65%, 59%)
CMYK	cmyk(65.3%, 58%, 0%, 41.2%)
CIE-LAB	lab(30.61, 24.41, -49.26)
CIE-LCH	lch(30.61, 54.98, 296.36°)
OKLab	oklab(41.13% 0.0075 -0.1417)
OKLCH	oklch(41.13% 0.142 273)
XYZ	xyz(8.6969, 6.4863, 29.6419)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343F96 #968B34

analogous

#347096 #343F96 #5A3496

triadic

#343F96 #96343F #3F9634

tetradic

#343F96 #963470 #968B34 #34965A

square

#343F96 #963470 #968B34 #34965A

split-complementary

#343F96 #965A34 #709634

monochromatic

#14193B #242C69 #343F96 #4855BF #757FCF

Accessibility & contrast

On white

9.14

#343F96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#343F96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343F96

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343F96	#FFFFFF	#000000	##FFFFFF
##343F96	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D99

Deuteranopia (green-blind)

#004494

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #343f96;
/* rgb */ color: rgb(52, 63, 150);
/* oklch */ color: oklch(41.1% 0.142 273.0);

Tailwind

colors: {
  custom: {
    50: '#7773b6',
    500: '#343f96',
    950: '#000000',
  },
}

SCSS

$custom: #343f96;
$custom-light: #7773b6;
$custom-dark: #000000;

JSON

{
  "hex": "#343f96",
  "rgb": {
    "r": 52,
    "g": 63,
    "b": 150
  },
  "hsl": {
    "h": 233.265,
    "s": 48.515,
    "l": 39.608
  },
  "oklch": {
    "l": 0.41133,
    "c": 0.14186,
    "h": 273
  },
  "luminance": 0.06487
}

Semantic roles & 50–950 ramp

primary

#343F96

secondary

#B8AF6E

accent

#C950D8

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #343F96

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

Preview Lab → · Contrast checker → · Palette generator →