#343A97#343A97

#343A97 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.3% C 0.150 H 274.6°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#343A97
RGB	rgb(52, 58, 151)
HSL	hsl(236, 49%, 40%)
HSV	hsv(236, 66%, 59%)
CMYK	cmyk(65.6%, 61.6%, 0%, 40.8%)
CIE-LAB	lab(29.39, 28.08, -51.86)
CIE-LCH	lch(29.39, 58.97, 298.43°)
OKLab	oklab(40.25% 0.0121 -0.1493)
OKLCH	oklch(40.25% 0.15 274.6)
XYZ	xyz(8.5133, 5.9898, 29.9797)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343A97 #979134

analogous

#346B97 #343A97 #603497

triadic

#343A97 #97343A #3A9734

tetradic

#343A97 #97346B #979134 #349760

square

#343A97 #97346B #979134 #349760

split-complementary

#343A97 #976034 #6B9734

monochromatic

#15173C #242969 #343A97 #484FC0 #767BD0

Accessibility & contrast

On white

9.55

#343A97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#343A97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343A97

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343A97	#FFFFFF	#000000	##FFFFFF
##343A97	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9A

Deuteranopia (green-blind)

#004195

Tritanopia (blue-blind)

#005163

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #343a97;
/* rgb */ color: rgb(52, 58, 151);
/* oklch */ color: oklch(40.3% 0.150 274.6);

Tailwind

colors: {
  custom: {
    50: '#7770b6',
    500: '#343a97',
    950: '#000000',
  },
}

SCSS

$custom: #343a97;
$custom-light: #7770b6;
$custom-dark: #000000;

JSON

{
  "hex": "#343a97",
  "rgb": {
    "r": 52,
    "g": 58,
    "b": 151
  },
  "hsl": {
    "h": 236.364,
    "s": 48.768,
    "l": 39.804
  },
  "oklch": {
    "l": 0.40252,
    "c": 0.14983,
    "h": 274.6
  },
  "luminance": 0.05991
}

Semantic roles & 50–950 ramp

primary

#343A97

secondary

#B8B46F

accent

#D04FD8

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #343A97

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

Preview Lab → · Contrast checker → · Palette generator →