#3547A5#3547A5

#3547A5 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.0% C 0.152 H 270.7°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#3547A5
RGB	rgb(53, 71, 165)
HSL	hsl(230, 51%, 43%)
HSV	hsv(230, 68%, 65%)
CMYK	cmyk(67.9%, 57%, 0%, 35.3%)
CIE-LAB	lab(33.94, 24.74, -52.93)
CIE-LCH	lch(33.94, 58.42, 295.05°)
OKLab	oklab(44% 0.0018 -0.1523)
OKLCH	oklch(44% 0.152 270.7)
XYZ	xyz(10.5107, 7.9790, 36.5762)
Luminance	0.0798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3547A5 #A59335

analogous

#357FA5 #3547A5 #5B35A5

triadic

#3547A5 #A53547 #47A535

tetradic

#3547A5 #A5357F #A59335 #35A55B

square

#3547A5 #A5357F #A59335 #35A55B

split-complementary

#3547A5 #A55B35 #7FA535

monochromatic

#171F48 #263377 #3547A5 #5063C7 #7F8DD6

Accessibility & contrast

On white

8.09

#3547A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#3547A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3547A5

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3547A5	#FFFFFF	#000000	##FFFFFF
##3547A5	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A8

Deuteranopia (green-blind)

#004BA3

Tritanopia (blue-blind)

#005E6F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3547a5;
/* rgb */ color: rgb(53, 71, 165);
/* oklch */ color: oklch(44.0% 0.152 270.7);

Tailwind

colors: {
  custom: {
    50: '#7a7ac0',
    500: '#3547a5',
    950: '#000000',
  },
}

SCSS

$custom: #3547a5;
$custom-light: #7a7ac0;
$custom-dark: #000000;

JSON

{
  "hex": "#3547a5",
  "rgb": {
    "r": 53,
    "g": 71,
    "b": 165
  },
  "hsl": {
    "h": 230.357,
    "s": 51.376,
    "l": 42.745
  },
  "oklch": {
    "l": 0.44,
    "c": 0.15233,
    "h": 270.7
  },
  "luminance": 0.0798
}

Semantic roles & 50–950 ramp

primary

#3547A5

secondary

#BFB377

accent

#C44DDB

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3547A5

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

Preview Lab → · Contrast checker → · Palette generator →