#5571BD#5571BD

#5571BD is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.3% C 0.122 H 267.2°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#5571BD
RGB	rgb(85, 113, 189)
HSL	hsl(224, 44%, 54%)
HSV	hsv(224, 55%, 74%)
CMYK	cmyk(55%, 40.2%, 0%, 25.9%)
CIE-LAB	lab(48.78, 12.28, -43.13)
CIE-LCH	lch(48.78, 44.85, 285.90°)
OKLab	oklab(56.27% -0.006 -0.1223)
OKLCH	oklch(56.27% 0.122 267.2)
XYZ	xyz(18.8337, 17.4143, 50.5031)
Luminance	0.1742 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5571BD #BDA155

analogous

#55A5BD #5571BD #6D55BD

triadic

#5571BD #BD5571 #71BD55

tetradic

#5571BD #BD55A5 #BDA155 #55BD6D

square

#5571BD #BD55A5 #BDA155 #55BD6D

split-complementary

#5571BD #BD6D55 #A5BD55

monochromatic

#2A3C6D #3C5599 #5571BD #8196CE #ADBBDF

Accessibility & contrast

On white

4.68

#5571BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#5571BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5571BD

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5571BD	#FFFFFF	#000000	##FFFFFF
##5571BD	1.00	4.68	4.48	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5279C0

Deuteranopia (green-blind)

#4570BB

Tritanopia (blue-blind)

#1A828E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #5571bd;
/* rgb */ color: rgb(85, 113, 189);
/* oklch */ color: oklch(56.3% 0.122 267.2);

Tailwind

colors: {
  custom: {
    50: '#8c99d1',
    500: '#5571bd',
    950: '#000000',
  },
}

SCSS

$custom: #5571bd;
$custom-light: #8c99d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5571bd",
  "rgb": {
    "r": 85,
    "g": 113,
    "b": 189
  },
  "hsl": {
    "h": 223.846,
    "s": 44.068,
    "l": 53.725
  },
  "oklch": {
    "l": 0.56269,
    "c": 0.12247,
    "h": 267.2
  },
  "luminance": 0.17416
}

Semantic roles & 50–950 ramp

primary

#5571BD

secondary

#CDC1A1

accent

#B154D4

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #5571BD

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

Preview Lab → · Contrast checker → · Palette generator →