#343ABE#343ABE

#343ABE is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 43.9% C 0.201 H 272.5°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#343ABE
RGB	rgb(52, 58, 190)
HSL	hsl(237, 57%, 47%)
HSV	hsv(237, 73%, 75%)
CMYK	cmyk(72.6%, 69.5%, 0%, 25.5%)
CIE-LAB	lab(32.86, 41.76, -69.55)
CIE-LCH	lch(32.86, 81.12, 300.98°)
OKLab	oklab(43.85% 0.0089 -0.2011)
OKLCH	oklch(43.85% 0.201 272.5)
XYZ	xyz(12.2204, 7.4726, 49.5035)
Luminance	0.0747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343ABE #BEB834

analogous

#347FBE #343ABE #7334BE

triadic

#343ABE #BE343A #3ABE34

tetradic

#343ABE #BE347F #BEB834 #34BE73

square

#343ABE #BE347F #BEB834 #34BE73

split-complementary

#343ABE #BE7334 #7FBE34

monochromatic

#1A1D5E #272B8E #343ABE #5D62D3 #8D90E0

Accessibility & contrast

On white

8.42

#343ABE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#343ABE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343ABE

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343ABE	#FFFFFF	#000000	##FFFFFF
##343ABE	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C2

Deuteranopia (green-blind)

#0047BC

Tritanopia (blue-blind)

#005E77

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #343abe;
/* rgb */ color: rgb(52, 58, 190);
/* oklch */ color: oklch(43.9% 0.201 272.5);

Tailwind

colors: {
  custom: {
    50: '#8071d3',
    500: '#343abe',
    950: '#000000',
  },
}

SCSS

$custom: #343abe;
$custom-light: #8071d3;
$custom-dark: #000000;

JSON

{
  "hex": "#343abe",
  "rgb": {
    "r": 52,
    "g": 58,
    "b": 190
  },
  "hsl": {
    "h": 237.391,
    "s": 57.025,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43851,
    "c": 0.20135,
    "h": 272.5
  },
  "luminance": 0.07474
}

Semantic roles & 50–950 ramp

primary

#343ABE

secondary

#CAC784

accent

#DA48E0

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #343ABE

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

Preview Lab → · Contrast checker → · Palette generator →