#343EBF#343EBF

#343EBF is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.6% C 0.198 H 271.9°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#343EBF
RGB	rgb(52, 62, 191)
HSL	hsl(236, 57%, 48%)
HSV	hsv(236, 73%, 75%)
CMYK	cmyk(72.8%, 67.5%, 0%, 25.1%)
CIE-LAB	lab(33.85, 39.67, -68.51)
CIE-LCH	lch(33.85, 79.17, 300.07°)
OKLab	oklab(44.6% 0.0064 -0.1981)
OKLCH	oklch(44.6% 0.198 271.9)
XYZ	xyz(12.5396, 7.9356, 50.1510)
Luminance	0.0794 (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

#343EBF #BFB534

analogous

#3484BF #343EBF #6F34BF

triadic

#343EBF #BF343E #3EBF34

tetradic

#343EBF #BF3484 #BFB534 #34BF6F

square

#343EBF #BF3484 #BFB534 #34BF6F

split-complementary

#343EBF #BF6F34 #84BF34

monochromatic

#1A1F5F #272E8F #343EBF #5D66D3 #8D93E0

Accessibility & contrast

On white

8.12

#343EBF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#343EBF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343EBF

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343EBF	#FFFFFF	#000000	##FFFFFF
##343EBF	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C3

Deuteranopia (green-blind)

#0049BD

Tritanopia (blue-blind)

#006179

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #343ebf;
/* rgb */ color: rgb(52, 62, 191);
/* oklch */ color: oklch(44.6% 0.198 271.9);

Tailwind

colors: {
  custom: {
    50: '#8074d3',
    500: '#343ebf',
    950: '#000000',
  },
}

SCSS

$custom: #343ebf;
$custom-light: #8074d3;
$custom-dark: #000000;

JSON

{
  "hex": "#343ebf",
  "rgb": {
    "r": 52,
    "g": 62,
    "b": 191
  },
  "hsl": {
    "h": 235.683,
    "s": 57.202,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44595,
    "c": 0.19822,
    "h": 271.9
  },
  "luminance": 0.07937
}

Semantic roles & 50–950 ramp

primary

#343EBF

secondary

#CAC584

accent

#D547E0

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #343EBF

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

Preview Lab → · Contrast checker → · Palette generator →