#343C92#343C92

#343C92 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.2% C 0.140 H 274.2°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#343C92
RGB	rgb(52, 60, 146)
HSL	hsl(235, 47%, 39%)
HSV	hsv(235, 64%, 57%)
CMYK	cmyk(64.4%, 58.9%, 0%, 42.7%)
CIE-LAB	lab(29.50, 24.96, -48.61)
CIE-LCH	lch(29.50, 54.64, 297.18°)
OKLab	oklab(40.21% 0.0103 -0.1398)
OKLCH	oklch(40.21% 0.14 274.2)
XYZ	xyz(8.2186, 6.0364, 27.9206)
Luminance	0.0604 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343C92 #928A34

analogous

#346B92 #343C92 #5B3492

triadic

#343C92 #92343C #3C9234

tetradic

#343C92 #92346B #928A34 #34925B

square

#343C92 #92346B #928A34 #34925B

split-complementary

#343C92 #925B34 #6B9234

monochromatic

#141738 #242965 #343C92 #4650BD #737BCD

Accessibility & contrast

On white

9.51

#343C92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#343C92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343C92

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343C92	#FFFFFF	#000000	##FFFFFF
##343C92	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A95

Deuteranopia (green-blind)

#004190

Tritanopia (blue-blind)

#005161

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #343c92;
/* rgb */ color: rgb(52, 60, 146);
/* oklch */ color: oklch(40.2% 0.140 274.2);

Tailwind

colors: {
  custom: {
    50: '#7671b3',
    500: '#343c92',
    950: '#000000',
  },
}

SCSS

$custom: #343c92;
$custom-light: #7671b3;
$custom-dark: #000000;

JSON

{
  "hex": "#343c92",
  "rgb": {
    "r": 52,
    "g": 60,
    "b": 146
  },
  "hsl": {
    "h": 234.894,
    "s": 47.475,
    "l": 38.824
  },
  "oklch": {
    "l": 0.40213,
    "c": 0.14014,
    "h": 274.2
  },
  "luminance": 0.06037
}

Semantic roles & 50–950 ramp

primary

#343C92

secondary

#B5AF6C

accent

#CC51D7

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #343C92

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

Preview Lab → · Contrast checker → · Palette generator →