#5573CD#5573CD

#5573CD is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.7% C 0.143 H 267.9°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#5573CD
RGB	rgb(85, 115, 205)
HSL	hsl(225, 55%, 57%)
HSV	hsv(225, 59%, 80%)
CMYK	cmyk(58.5%, 43.9%, 0%, 19.6%)
CIE-LAB	lab(50.21, 16.35, -50.02)
CIE-LCH	lch(50.21, 52.62, 288.10°)
OKLab	oklab(57.66% -0.0052 -0.1425)
OKLCH	oklch(57.66% 0.143 267.9)
XYZ	xyz(20.8928, 18.5989, 60.2347)
Luminance	0.1860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5573CD #CDAF55

analogous

#55AFCD #5573CD #7355CD

triadic

#5573CD #CD5573 #73CD55

tetradic

#5573CD #CD55AF #CDAF55 #55CD73

square

#5573CD #CD55AF #CDAF55 #55CD73

split-complementary

#5573CD #CD7355 #AFCD55

monochromatic

#263D82 #3453B1 #5573CD #849ADB #B4C1E9

Accessibility & contrast

On white

4.45

#5573CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#5573CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5573CD

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5573CD	#FFFFFF	#000000	##000000
##5573CD	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7DD0

Deuteranopia (green-blind)

#3A72CB

Tritanopia (blue-blind)

#008796

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5573cd;
/* rgb */ color: rgb(85, 115, 205);
/* oklch */ color: oklch(57.7% 0.143 267.9);

Tailwind

colors: {
  custom: {
    50: '#8e9add',
    500: '#5573cd',
    950: '#000000',
  },
}

SCSS

$custom: #5573cd;
$custom-light: #8e9add;
$custom-dark: #000000;

JSON

{
  "hex": "#5573cd",
  "rgb": {
    "r": 85,
    "g": 115,
    "b": 205
  },
  "hsl": {
    "h": 225,
    "s": 54.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.57662,
    "c": 0.14259,
    "h": 267.9
  },
  "luminance": 0.18601
}

Semantic roles & 50–950 ramp

primary

#5573CD

secondary

#D7CBA6

accent

#B94ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5573CD

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

Preview Lab → · Contrast checker → · Palette generator →