#3545BD#3545BD

#3545BD is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.7% C 0.187 H 271.0°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#3545BD
RGB	rgb(53, 69, 189)
HSL	hsl(233, 56%, 47%)
HSV	hsv(233, 72%, 74%)
CMYK	cmyk(72%, 63.5%, 0%, 25.9%)
CIE-LAB	lab(35.37, 34.71, -64.83)
CIE-LCH	lch(35.37, 73.54, 298.16°)
OKLab	oklab(45.67% 0.0031 -0.1873)
OKLCH	oklch(45.67% 0.187 271)
XYZ	xyz(12.7785, 8.6860, 49.1374)
Luminance	0.0869 (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

#3545BD #BDAD35

analogous

#3589BD #3545BD #6935BD

triadic

#3545BD #BD3545 #45BD35

tetradic

#3545BD #BD3589 #BDAD35 #35BD69

square

#3545BD #BD3589 #BDAD35 #35BD69

split-complementary

#3545BD #BD6935 #89BD35

monochromatic

#1A225D #28348D #3545BD #5D6BD2 #8D97DF

Accessibility & contrast

On white

7.67

#3545BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#3545BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3545BD

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3545BD	#FFFFFF	#000000	##FFFFFF
##3545BD	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC1

Deuteranopia (green-blind)

#004DBB

Tritanopia (blue-blind)

#00647A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3545bd;
/* rgb */ color: rgb(53, 69, 189);
/* oklch */ color: oklch(45.7% 0.187 271.0);

Tailwind

colors: {
  custom: {
    50: '#7f78d2',
    500: '#3545bd',
    950: '#000000',
  },
}

SCSS

$custom: #3545bd;
$custom-light: #7f78d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3545bd",
  "rgb": {
    "r": 53,
    "g": 69,
    "b": 189
  },
  "hsl": {
    "h": 232.941,
    "s": 56.198,
    "l": 47.451
  },
  "oklch": {
    "l": 0.45668,
    "c": 0.18733,
    "h": 271
  },
  "luminance": 0.08687
}

Semantic roles & 50–950 ramp

primary

#3545BD

secondary

#CAC184

accent

#CE48DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3545BD

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

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