#3547AE#3547AE

#3547AE is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.7% C 0.165 H 270.7°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#3547AE
RGB	rgb(53, 71, 174)
HSL	hsl(231, 53%, 45%)
HSV	hsv(231, 70%, 68%)
CMYK	cmyk(69.5%, 59.2%, 0%, 31.8%)
CIE-LAB	lab(34.64, 28.02, -57.17)
CIE-LCH	lch(34.64, 63.67, 296.11°)
OKLab	oklab(44.74% 0.002 -0.1648)
OKLCH	oklch(44.74% 0.165 270.7)
XYZ	xyz(11.3588, 8.3183, 41.0432)
Luminance	0.0832 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3547AE #AE9C35

analogous

#3584AE #3547AE #5F35AE

triadic

#3547AE #AE3547 #47AE35

tetradic

#3547AE #AE3584 #AE9C35 #35AE5F

square

#3547AE #AE3584 #AE9C35 #35AE5F

split-complementary

#3547AE #AE5F35 #84AE35

monochromatic

#182150 #27347F #3547AE #5567CB #8491DA

Accessibility & contrast

On white

7.88

#3547AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#3547AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3547AE

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3547AE	#FFFFFF	#000000	##FFFFFF
##3547AE	1.00	7.88	2.66	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B1

Deuteranopia (green-blind)

#004CAC

Tritanopia (blue-blind)

#006173

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3547ae;
/* rgb */ color: rgb(53, 71, 174);
/* oklch */ color: oklch(44.7% 0.165 270.7);

Tailwind

colors: {
  custom: {
    50: '#7c7ac7',
    500: '#3547ae',
    950: '#000000',
  },
}

SCSS

$custom: #3547ae;
$custom-light: #7c7ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3547ae",
  "rgb": {
    "r": 53,
    "g": 71,
    "b": 174
  },
  "hsl": {
    "h": 231.074,
    "s": 53.304,
    "l": 44.51
  },
  "oklch": {
    "l": 0.4474,
    "c": 0.16479,
    "h": 270.7
  },
  "luminance": 0.08319
}

Semantic roles & 50–950 ramp

primary

#3547AE

secondary

#C3B87C

accent

#C74BDD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3547AE

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

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