#3439BE#3439BE

#3439BE is a dark, highly saturated blue. Relative luminance 0.074; OKLCH L 43.7% C 0.202 H 272.7°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#3439BE
RGB	rgb(52, 57, 190)
HSL	hsl(238, 57%, 47%)
HSV	hsv(238, 73%, 75%)
CMYK	cmyk(72.6%, 70%, 0%, 25.5%)
CIE-LAB	lab(32.64, 42.36, -69.91)
CIE-LCH	lch(32.64, 81.74, 301.21°)
OKLab	oklab(43.69% 0.0094 -0.2022)
OKLCH	oklch(43.69% 0.202 272.7)
XYZ	xyz(12.1704, 7.3728, 49.4869)
Luminance	0.0737 (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

#3439BE #BEB934

analogous

#347EBE #3439BE #7434BE

triadic

#3439BE #BE3439 #39BE34

tetradic

#3439BE #BE347E #BEB934 #34BE74

square

#3439BE #BE347E #BEB934 #34BE74

split-complementary

#3439BE #BE7434 #7EBE34

monochromatic

#1A1C5E #272B8E #3439BE #5D61D3 #8D90E0

Accessibility & contrast

On white

8.49

#3439BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3439BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3439BE

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3439BE	#FFFFFF	#000000	##FFFFFF
##3439BE	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C2

Deuteranopia (green-blind)

#0046BC

Tritanopia (blue-blind)

#005E77

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3439be;
/* rgb */ color: rgb(52, 57, 190);
/* oklch */ color: oklch(43.7% 0.202 272.7);

Tailwind

colors: {
  custom: {
    50: '#8070d3',
    500: '#3439be',
    950: '#000000',
  },
}

SCSS

$custom: #3439be;
$custom-light: #8070d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3439be",
  "rgb": {
    "r": 52,
    "g": 57,
    "b": 190
  },
  "hsl": {
    "h": 237.826,
    "s": 57.025,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43694,
    "c": 0.20242,
    "h": 272.7
  },
  "luminance": 0.07374
}

Semantic roles & 50–950 ramp

primary

#3439BE

secondary

#CAC884

accent

#DB48E0

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3439BE

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

Preview Lab → · Contrast checker → · Palette generator →