#3545C4#3545C4

#3545C4 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.3% C 0.196 H 270.8°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#3545C4
RGB	rgb(53, 69, 196)
HSL	hsl(233, 57%, 49%)
HSV	hsv(233, 73%, 77%)
CMYK	cmyk(73%, 64.8%, 0%, 23.1%)
CIE-LAB	lab(35.98, 37.19, -67.94)
CIE-LCH	lch(35.98, 77.46, 298.70°)
OKLab	oklab(46.3% 0.0028 -0.1964)
OKLCH	oklch(46.3% 0.196 270.8)
XYZ	xyz(13.5567, 8.9972, 53.2360)
Luminance	0.0900 (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

#3545C4 #C4B435

analogous

#358DC4 #3545C4 #6D35C4

triadic

#3545C4 #C43545 #45C435

tetradic

#3545C4 #C4358D #C4B435 #35C46D

square

#3545C4 #C4358D #C4B435 #35C46D

split-complementary

#3545C4 #C46D35 #8DC435

monochromatic

#1B2364 #283494 #3545C4 #626FD4 #929BE1

Accessibility & contrast

On white

7.50

#3545C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#3545C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3545C4

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3545C4	#FFFFFF	#000000	##FFFFFF
##3545C4	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC8

Deuteranopia (green-blind)

#004EC2

Tritanopia (blue-blind)

#00667E

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3545c4;
/* rgb */ color: rgb(53, 69, 196);
/* oklch */ color: oklch(46.3% 0.196 270.8);

Tailwind

colors: {
  custom: {
    50: '#8179d7',
    500: '#3545c4',
    950: '#000000',
  },
}

SCSS

$custom: #3545c4;
$custom-light: #8179d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3545c4",
  "rgb": {
    "r": 53,
    "g": 69,
    "b": 196
  },
  "hsl": {
    "h": 233.287,
    "s": 57.43,
    "l": 48.824
  },
  "oklch": {
    "l": 0.46299,
    "c": 0.19642,
    "h": 270.8
  },
  "luminance": 0.08999
}

Semantic roles & 50–950 ramp

primary

#3545C4

secondary

#CCC588

accent

#CF47E1

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3545C4

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

Preview Lab → · Contrast checker → · Palette generator →