#5547BB#5547BB

#5547BB is a mid, vivid blue. Relative luminance 0.100; OKLCH L 48.0% C 0.175 H 283.1°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#5547BB
RGB	rgb(85, 71, 187)
HSL	hsl(247, 46%, 51%)
HSV	hsv(247, 62%, 73%)
CMYK	cmyk(54.5%, 62%, 0%, 26.7%)
CIE-LAB	lab(37.89, 37.73, -59.47)
CIE-LCH	lch(37.89, 70.42, 302.39°)
OKLab	oklab(48.03% 0.0396 -0.1707)
OKLCH	oklch(48.03% 0.175 283.1)
XYZ	xyz(14.9664, 10.0247, 48.1504)
Luminance	0.1003 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.78

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5547BB #ADBB47

analogous

#4773BB #5547BB #8F47BB

triadic

#5547BB #BB5547 #47BB55

tetradic

#5547BB #BB4773 #ADBB47 #47BB8F

square

#5547BB #BB4773 #ADBB47 #47BB8F

split-complementary

#5547BB #BB8F47 #73BB47

monochromatic

#2C2563 #403590 #5547BB #7E74CC #A8A0DC

Accessibility & contrast

On white

6.99

#5547BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#5547BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5547BB

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5547BB	#FFFFFF	#000000	##FFFFFF
##5547BB	1.00	6.99	3.01	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBF

Deuteranopia (green-blind)

#0055B9

Tritanopia (blue-blind)

#27637A

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #5547bb;
/* rgb */ color: rgb(85, 71, 187);
/* oklch */ color: oklch(48.0% 0.175 283.1);

Tailwind

colors: {
  custom: {
    50: '#8e7bd0',
    500: '#5547bb',
    950: '#000000',
  },
}

SCSS

$custom: #5547bb;
$custom-light: #8e7bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5547bb",
  "rgb": {
    "r": 85,
    "g": 71,
    "b": 187
  },
  "hsl": {
    "h": 247.241,
    "s": 46.032,
    "l": 50.588
  },
  "oklch": {
    "l": 0.4803,
    "c": 0.1752,
    "h": 283.1
  },
  "luminance": 0.10026
}

Semantic roles & 50–950 ramp

primary

#5547BB

secondary

#C2C995

accent

#D652C6

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #5547BB

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

Preview Lab → · Contrast checker → · Palette generator →