#5584CB#5584CB

#5584CB is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.2% C 0.120 H 258.4°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#5584CB
RGB	rgb(85, 132, 203)
HSL	hsl(216, 53%, 56%)
HSV	hsv(216, 58%, 80%)
CMYK	cmyk(58.1%, 35%, 0%, 20.4%)
CIE-LAB	lab(54.81, 5.35, -41.59)
CIE-LCH	lch(54.81, 41.94, 277.32°)
OKLab	oklab(61.18% -0.0241 -0.1176)
OKLCH	oklch(61.18% 0.12 258.4)
XYZ	xyz(22.7733, 22.7437, 59.6782)
Luminance	0.2275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5584CB #CB9C55

analogous

#55BFCB #5584CB #6155CB

triadic

#5584CB #CB5584 #84CB55

tetradic

#5584CB #CB55BF #CB9C55 #55CB61

square

#5584CB #CB55BF #CB9C55 #55CB61

split-complementary

#5584CB #CB6155 #BFCB55

monochromatic

#274A7F #3565AE #5584CB #84A6D9 #B3C8E8

Accessibility & contrast

On white

3.78

#5584CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#5584CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5584CB

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5584CB	#FFFFFF	#000000	##000000
##5584CB	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6789CE

Deuteranopia (green-blind)

#577ECA

Tritanopia (blue-blind)

#00949E

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5584cb;
/* rgb */ color: rgb(85, 132, 203);
/* oklch */ color: oklch(61.2% 0.120 258.4);

Tailwind

colors: {
  custom: {
    50: '#8ea7db',
    500: '#5584cb',
    950: '#000000',
  },
}

SCSS

$custom: #5584cb;
$custom-light: #8ea7db;
$custom-dark: #000000;

JSON

{
  "hex": "#5584cb",
  "rgb": {
    "r": 85,
    "g": 132,
    "b": 203
  },
  "hsl": {
    "h": 216.102,
    "s": 53.153,
    "l": 56.471
  },
  "oklch": {
    "l": 0.61178,
    "c": 0.1201,
    "h": 258.4
  },
  "luminance": 0.22746
}

Semantic roles & 50–950 ramp

primary

#5584CB

secondary

#D6C3A6

accent

#A34BDD

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5584CB

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

Preview Lab → · Contrast checker → · Palette generator →