#3545AA#3545AA

#3545AA is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.0% C 0.162 H 271.3°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#3545AA
RGB	rgb(53, 69, 170)
HSL	hsl(232, 52%, 44%)
HSV	hsv(232, 69%, 67%)
CMYK	cmyk(68.8%, 59.4%, 0%, 33.3%)
CIE-LAB	lab(33.80, 27.87, -56.14)
CIE-LCH	lch(33.80, 62.68, 296.40°)
OKLab	oklab(44.02% 0.0036 -0.1618)
OKLCH	oklch(44.02% 0.162 271.3)
XYZ	xyz(10.8496, 7.9144, 38.9783)
Luminance	0.0791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3545AA #AA9A35

analogous

#357FAA #3545AA #5F35AA

triadic

#3545AA #AA3545 #45AA35

tetradic

#3545AA #AA357F #AA9A35 #35AA5F

square

#3545AA #AA357F #AA9A35 #35AA5F

split-complementary

#3545AA #AA5F35 #7FAA35

monochromatic

#181F4D #26327B #3545AA #5363C9 #828DD8

Accessibility & contrast

On white

8.13

#3545AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#3545AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3545AA

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3545AA	#FFFFFF	#000000	##FFFFFF
##3545AA	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055AD

Deuteranopia (green-blind)

#004AA8

Tritanopia (blue-blind)

#005E70

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3545aa;
/* rgb */ color: rgb(53, 69, 170);
/* oklch */ color: oklch(44.0% 0.162 271.3);

Tailwind

colors: {
  custom: {
    50: '#7b78c4',
    500: '#3545aa',
    950: '#000000',
  },
}

SCSS

$custom: #3545aa;
$custom-light: #7b78c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3545aa",
  "rgb": {
    "r": 53,
    "g": 69,
    "b": 170
  },
  "hsl": {
    "h": 231.795,
    "s": 52.466,
    "l": 43.725
  },
  "oklch": {
    "l": 0.44021,
    "c": 0.16182,
    "h": 271.3
  },
  "luminance": 0.07915
}

Semantic roles & 50–950 ramp

primary

#3545AA

secondary

#C1B77A

accent

#C84CDC

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3545AA

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

Preview Lab → · Contrast checker → · Palette generator →