#5573DB#5573DB

#5573DB is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.6% C 0.162 H 268.9°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#5573DB
RGB	rgb(85, 115, 219)
HSL	hsl(227, 65%, 60%)
HSV	hsv(227, 61%, 86%)
CMYK	cmyk(61.2%, 47.5%, 0%, 14.1%)
CIE-LAB	lab(51.04, 21.05, -56.64)
CIE-LCH	lch(51.04, 60.43, 290.39°)
OKLab	oklab(58.56% -0.0032 -0.1619)
OKLCH	oklch(58.56% 0.162 268.9)
XYZ	xyz(22.6589, 19.3053, 69.5363)
Luminance	0.1931 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5573DB #DBBD55

analogous

#55B6DB #5573DB #7A55DB

triadic

#5573DB #DB5573 #73DB55

tetradic

#5573DB #DB55B6 #DBBD55 #55DB7A

square

#5573DB #DB55B6 #DBBD55 #55DB7A

split-complementary

#5573DB #DB7A55 #B6DB55

monochromatic

#203A96 #2A4EC8 #5573DB #889DE6 #BAC6F0

Accessibility & contrast

On white

4.32

#5573DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#5573DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5573DB

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5573DB	#FFFFFF	#000000	##000000
##5573DB	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F80DF

Deuteranopia (green-blind)

#2674D9

Tritanopia (blue-blind)

#008B9C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5573db;
/* rgb */ color: rgb(85, 115, 219);
/* oklch */ color: oklch(58.6% 0.162 268.9);

Tailwind

colors: {
  custom: {
    50: '#919ae7',
    500: '#5573db',
    950: '#000000',
  },
}

SCSS

$custom: #5573db;
$custom-light: #919ae7;
$custom-dark: #000000;

JSON

{
  "hex": "#5573db",
  "rgb": {
    "r": 85,
    "g": 115,
    "b": 219
  },
  "hsl": {
    "h": 226.567,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.58562,
    "c": 0.16198,
    "h": 268.9
  },
  "luminance": 0.19307
}

Semantic roles & 50–950 ramp

primary

#5573DB

secondary

#E0D4AC

accent

#C240E8

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5573DB

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

Preview Lab → · Contrast checker → · Palette generator →