#3547B8#3547B8

#3547B8 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.6% C 0.178 H 270.6°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#3547B8
RGB	rgb(53, 71, 184)
HSL	hsl(232, 55%, 46%)
HSV	hsv(232, 71%, 72%)
CMYK	cmyk(71.2%, 61.4%, 0%, 27.8%)
CIE-LAB	lab(35.45, 31.64, -61.77)
CIE-LCH	lch(35.45, 69.41, 297.12°)
OKLab	oklab(45.59% 0.0019 -0.1783)
OKLCH	oklch(45.59% 0.178 270.6)
XYZ	xyz(12.3702, 8.7228, 46.3699)
Luminance	0.0872 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3547B8 #B8A635

analogous

#3589B8 #3547B8 #6535B8

triadic

#3547B8 #B83547 #47B835

tetradic

#3547B8 #B83589 #B8A635 #35B865

square

#3547B8 #B83589 #B8A635 #35B865

split-complementary

#3547B8 #B86535 #89B835

monochromatic

#1A2259 #273588 #3547B8 #5B6BD0 #8A96DD

Accessibility & contrast

On white

7.65

#3547B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#3547B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3547B8

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3547B8	#FFFFFF	#000000	##FFFFFF
##3547B8	1.00	7.65	2.74	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABC

Deuteranopia (green-blind)

#004DB6

Tritanopia (blue-blind)

#006478

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3547b8;
/* rgb */ color: rgb(53, 71, 184);
/* oklch */ color: oklch(45.6% 0.178 270.6);

Tailwind

colors: {
  custom: {
    50: '#7e7ace',
    500: '#3547b8',
    950: '#000000',
  },
}

SCSS

$custom: #3547b8;
$custom-light: #7e7ace;
$custom-dark: #000000;

JSON

{
  "hex": "#3547b8",
  "rgb": {
    "r": 53,
    "g": 71,
    "b": 184
  },
  "hsl": {
    "h": 231.756,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.45591,
    "c": 0.17831,
    "h": 270.6
  },
  "luminance": 0.08724
}

Semantic roles & 50–950 ramp

primary

#3547B8

secondary

#C7BE81

accent

#CA49DF

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3547B8

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

Preview Lab → · Contrast checker → · Palette generator →