#343EC1#343EC1

#343EC1 is a dark, highly saturated blue. Relative luminance 0.080; OKLCH L 44.8% C 0.201 H 271.8°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#343EC1
RGB	rgb(52, 62, 193)
HSL	hsl(236, 58%, 48%)
HSV	hsv(236, 73%, 76%)
CMYK	cmyk(73.1%, 67.9%, 0%, 24.3%)
CIE-LAB	lab(34.03, 40.37, -69.38)
CIE-LCH	lch(34.03, 80.27, 300.19°)
OKLab	oklab(44.79% 0.0062 -0.2007)
OKLCH	oklch(44.79% 0.201 271.8)
XYZ	xyz(12.7612, 8.0243, 51.3180)
Luminance	0.0803 (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

#343EC1 #C1B734

analogous

#3484C1 #343EC1 #7134C1

triadic

#343EC1 #C1343E #3EC134

tetradic

#343EC1 #C13484 #C1B734 #34C171

square

#343EC1 #C13484 #C1B734 #34C171

split-complementary

#343EC1 #C17134 #84C134

monochromatic

#1A1F61 #272F91 #343EC1 #5E67D4 #8F94E1

Accessibility & contrast

On white

8.06

#343EC1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#343EC1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343EC1

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343EC1	#FFFFFF	#000000	##FFFFFF
##343EC1	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C5

Deuteranopia (green-blind)

#0049BF

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #343ec1;
/* rgb */ color: rgb(52, 62, 193);
/* oklch */ color: oklch(44.8% 0.201 271.8);

Tailwind

colors: {
  custom: {
    50: '#8074d5',
    500: '#343ec1',
    950: '#000000',
  },
}

SCSS

$custom: #343ec1;
$custom-light: #8074d5;
$custom-dark: #000000;

JSON

{
  "hex": "#343ec1",
  "rgb": {
    "r": 52,
    "g": 62,
    "b": 193
  },
  "hsl": {
    "h": 235.745,
    "s": 57.551,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44785,
    "c": 0.20076,
    "h": 271.8
  },
  "luminance": 0.08026
}

Semantic roles & 50–950 ramp

primary

#343EC1

secondary

#CBC686

accent

#D647E1

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #343EC1

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

Preview Lab → · Contrast checker → · Palette generator →