#3547BC#3547BC

#3547BC is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.9% C 0.184 H 270.6°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#3547BC
RGB	rgb(53, 71, 188)
HSL	hsl(232, 56%, 47%)
HSV	hsv(232, 72%, 74%)
CMYK	cmyk(71.8%, 62.2%, 0%, 26.3%)
CIE-LAB	lab(35.78, 33.08, -63.59)
CIE-LCH	lch(35.78, 71.67, 297.48°)
OKLab	oklab(45.94% 0.0018 -0.1836)
OKLCH	oklch(45.94% 0.184 270.6)
XYZ	xyz(12.7954, 8.8929, 48.6094)
Luminance	0.0889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3547BC #BCAA35

analogous

#358BBC #3547BC #6735BC

triadic

#3547BC #BC3547 #47BC35

tetradic

#3547BC #BC358B #BCAA35 #35BC67

square

#3547BC #BC358B #BCAA35 #35BC67

split-complementary

#3547BC #BC6735 #8BBC35

monochromatic

#1A235D #28358C #3547BC #5D6CD1 #8D98DF

Accessibility & contrast

On white

7.56

#3547BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#3547BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3547BC

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3547BC	#FFFFFF	#000000	##FFFFFF
##3547BC	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC0

Deuteranopia (green-blind)

#004EBA

Tritanopia (blue-blind)

#00657B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3547bc;
/* rgb */ color: rgb(53, 71, 188);
/* oklch */ color: oklch(45.9% 0.184 270.6);

Tailwind

colors: {
  custom: {
    50: '#7f7ad1',
    500: '#3547bc',
    950: '#000000',
  },
}

SCSS

$custom: #3547bc;
$custom-light: #7f7ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3547bc",
  "rgb": {
    "r": 53,
    "g": 71,
    "b": 188
  },
  "hsl": {
    "h": 232,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.4594,
    "c": 0.18363,
    "h": 270.6
  },
  "luminance": 0.08894
}

Semantic roles & 50–950 ramp

primary

#3547BC

secondary

#C9C084

accent

#CB48DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #3547BC

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

Preview Lab → · Contrast checker → · Palette generator →