#343FC2#343FC2

#343FC2 is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.0% C 0.201 H 271.6°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#343FC2
RGB	rgb(52, 63, 194)
HSL	hsl(235, 58%, 48%)
HSV	hsv(235, 73%, 76%)
CMYK	cmyk(73.2%, 67.5%, 0%, 23.9%)
CIE-LAB	lab(34.35, 40.10, -69.44)
CIE-LCH	lch(34.35, 80.19, 300.01°)
OKLab	oklab(45.05% 0.0055 -0.2008)
OKLCH	oklch(45.05% 0.201 271.6)
XYZ	xyz(12.9280, 8.1788, 51.9258)
Luminance	0.0818 (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

#343FC2 #C2B734

analogous

#3486C2 #343FC2 #7034C2

triadic

#343FC2 #C2343F #3FC234

tetradic

#343FC2 #C23486 #C2B734 #34C270

square

#343FC2 #C23486 #C2B734 #34C270

split-complementary

#343FC2 #C27034 #86C234

monochromatic

#1A2061 #272F92 #343FC2 #5F68D4 #8F96E1

Accessibility & contrast

On white

7.97

#343FC2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#343FC2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343FC2

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343FC2	#FFFFFF	#000000	##FFFFFF
##343FC2	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C6

Deuteranopia (green-blind)

#004AC0

Tritanopia (blue-blind)

#00627B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #343fc2;
/* rgb */ color: rgb(52, 63, 194);
/* oklch */ color: oklch(45.0% 0.201 271.6);

Tailwind

colors: {
  custom: {
    50: '#8074d6',
    500: '#343fc2',
    950: '#000000',
  },
}

SCSS

$custom: #343fc2;
$custom-light: #8074d6;
$custom-dark: #000000;

JSON

{
  "hex": "#343fc2",
  "rgb": {
    "r": 52,
    "g": 63,
    "b": 194
  },
  "hsl": {
    "h": 235.352,
    "s": 57.724,
    "l": 48.235
  },
  "oklch": {
    "l": 0.45045,
    "c": 0.20092,
    "h": 271.6
  },
  "luminance": 0.0818
}

Semantic roles & 50–950 ramp

primary

#343FC2

secondary

#CCC686

accent

#D547E1

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #343FC2

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

Preview Lab → · Contrast checker → · Palette generator →