#3539BE#3539BE

#3539BE is a dark, highly saturated blue. Relative luminance 0.074; OKLCH L 43.8% C 0.202 H 273.0°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#3539BE
RGB	rgb(53, 57, 190)
HSL	hsl(238, 56%, 48%)
HSV	hsv(238, 72%, 75%)
CMYK	cmyk(72.1%, 70%, 0%, 25.5%)
CIE-LAB	lab(32.70, 42.46, -69.81)
CIE-LCH	lch(32.70, 81.71, 301.31°)
OKLab	oklab(43.75% 0.0106 -0.2019)
OKLCH	oklch(43.75% 0.202 273)
XYZ	xyz(12.2225, 7.3996, 49.4893)
Luminance	0.0740 (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

#3539BE #BEBA35

analogous

#357EBE #3539BE #7535BE

triadic

#3539BE #BE3539 #39BE35

tetradic

#3539BE #BE357E #BEBA35 #35BE75

square

#3539BE #BE357E #BEBA35 #35BE75

split-complementary

#3539BE #BE7535 #7EBE35

monochromatic

#1A1C5E #282B8E #3539BE #5E61D2 #8E90DF

Accessibility & contrast

On white

8.47

#3539BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3539BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3539BE

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3539BE	#FFFFFF	#000000	##FFFFFF
##3539BE	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	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: #3539be;
/* rgb */ color: rgb(53, 57, 190);
/* oklch */ color: oklch(43.8% 0.202 273.0);

Tailwind

colors: {
  custom: {
    50: '#8070d3',
    500: '#3539be',
    950: '#000000',
  },
}

SCSS

$custom: #3539be;
$custom-light: #8070d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3539be",
  "rgb": {
    "r": 53,
    "g": 57,
    "b": 190
  },
  "hsl": {
    "h": 238.248,
    "s": 56.379,
    "l": 47.647
  },
  "oklch": {
    "l": 0.43752,
    "c": 0.20217,
    "h": 273
  },
  "luminance": 0.07401
}

Semantic roles & 50–950 ramp

primary

#3539BE

secondary

#CAC885

accent

#DB48E0

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3539BE

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

Preview Lab → · Contrast checker → · Palette generator →