#343D96#343D96

#343D96 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.7% C 0.144 H 273.7°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#343D96
RGB	rgb(52, 61, 150)
HSL	hsl(234, 49%, 40%)
HSV	hsv(234, 65%, 59%)
CMYK	cmyk(65.3%, 59.3%, 0%, 41.2%)
CIE-LAB	lab(30.08, 25.74, -50.12)
CIE-LCH	lch(30.08, 56.34, 297.19°)
OKLab	oklab(40.74% 0.0094 -0.1442)
OKLCH	oklch(40.74% 0.145 273.7)
XYZ	xyz(8.5881, 6.2688, 29.6057)
Luminance	0.0627 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343D96 #968D34

analogous

#346E96 #343D96 #5C3496

triadic

#343D96 #96343D #3D9634

tetradic

#343D96 #96346E #968D34 #34965C

square

#343D96 #96346E #968D34 #34965C

split-complementary

#343D96 #965C34 #6E9634

monochromatic

#14183B #242B69 #343D96 #4853BF #757DCF

Accessibility & contrast

On white

9.32

#343D96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#343D96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343D96

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343D96	#FFFFFF	#000000	##FFFFFF
##343D96	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B99

Deuteranopia (green-blind)

#004394

Tritanopia (blue-blind)

#005363

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #343d96;
/* rgb */ color: rgb(52, 61, 150);
/* oklch */ color: oklch(40.7% 0.144 273.7);

Tailwind

colors: {
  custom: {
    50: '#7772b6',
    500: '#343d96',
    950: '#000000',
  },
}

SCSS

$custom: #343d96;
$custom-light: #7772b6;
$custom-dark: #000000;

JSON

{
  "hex": "#343d96",
  "rgb": {
    "r": 52,
    "g": 61,
    "b": 150
  },
  "hsl": {
    "h": 234.49,
    "s": 48.515,
    "l": 39.608
  },
  "oklch": {
    "l": 0.40741,
    "c": 0.1445,
    "h": 273.7
  },
  "luminance": 0.0627
}

Semantic roles & 50–950 ramp

primary

#343D96

secondary

#B8B16E

accent

#CC50D8

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #343D96

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

Preview Lab → · Contrast checker → · Palette generator →