#3547AF#3547AF

#3547AF is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.8% C 0.166 H 270.7°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#3547AF
RGB	rgb(53, 71, 175)
HSL	hsl(231, 54%, 45%)
HSV	hsv(231, 70%, 69%)
CMYK	cmyk(69.7%, 59.4%, 0%, 31.4%)
CIE-LAB	lab(34.72, 28.38, -57.63)
CIE-LCH	lch(34.72, 64.24, 296.22°)
OKLab	oklab(44.82% 0.002 -0.1661)
OKLCH	oklch(44.82% 0.166 270.7)
XYZ	xyz(11.4567, 8.3574, 41.5585)
Luminance	0.0836 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3547AF #AF9D35

analogous

#3584AF #3547AF #6035AF

triadic

#3547AF #AF3547 #47AF35

tetradic

#3547AF #AF3584 #AF9D35 #35AF60

square

#3547AF #AF3584 #AF9D35 #35AF60

split-complementary

#3547AF #AF6035 #84AF35

monochromatic

#192151 #273480 #3547AF #5667CC #8591DA

Accessibility & contrast

On white

7.86

#3547AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3547AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3547AF

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3547AF	#FFFFFF	#000000	##FFFFFF
##3547AF	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B2

Deuteranopia (green-blind)

#004CAD

Tritanopia (blue-blind)

#006174

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3547af;
/* rgb */ color: rgb(53, 71, 175);
/* oklch */ color: oklch(44.8% 0.166 270.7);

Tailwind

colors: {
  custom: {
    50: '#7c7ac8',
    500: '#3547af',
    950: '#000000',
  },
}

SCSS

$custom: #3547af;
$custom-light: #7c7ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#3547af",
  "rgb": {
    "r": 53,
    "g": 71,
    "b": 175
  },
  "hsl": {
    "h": 231.148,
    "s": 53.509,
    "l": 44.706
  },
  "oklch": {
    "l": 0.44824,
    "c": 0.16616,
    "h": 270.7
  },
  "luminance": 0.08359
}

Semantic roles & 50–950 ramp

primary

#3547AF

secondary

#C4B97C

accent

#C74BDD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3547AF

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

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