#5577BD#5577BD

#5577BD is a mid, moderate blue. Relative luminance 0.188; OKLCH L 57.6% C 0.115 H 263.6°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#5577BD
RGB	rgb(85, 119, 189)
HSL	hsl(220, 44%, 54%)
HSV	hsv(220, 55%, 74%)
CMYK	cmyk(55%, 37%, 0%, 25.9%)
CIE-LAB	lab(50.45, 8.60, -40.48)
CIE-LCH	lch(50.45, 41.39, 282.00°)
OKLab	oklab(57.56% -0.0129 -0.1145)
OKLCH	oklch(57.56% 0.115 263.6)
XYZ	xyz(19.5253, 18.7976, 50.7336)
Luminance	0.1880 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5577BD #BD9B55

analogous

#55ABBD #5577BD #6755BD

triadic

#5577BD #BD5577 #77BD55

tetradic

#5577BD #BD55AB #BD9B55 #55BD67

square

#5577BD #BD55AB #BD9B55 #55BD67

split-complementary

#5577BD #BD6755 #ABBD55

monochromatic

#2A406D #3C5A99 #5577BD #819ACE #ADBEDF

Accessibility & contrast

On white

4.41

#5577BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#5577BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5577BD

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5577BD	#FFFFFF	#000000	##000000
##5577BD	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7DC0

Deuteranopia (green-blind)

#4E74BB

Tritanopia (blue-blind)

#188691

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5577bd;
/* rgb */ color: rgb(85, 119, 189);
/* oklch */ color: oklch(57.6% 0.115 263.6);

Tailwind

colors: {
  custom: {
    50: '#8c9dd1',
    500: '#5577bd',
    950: '#000000',
  },
}

SCSS

$custom: #5577bd;
$custom-light: #8c9dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#5577bd",
  "rgb": {
    "r": 85,
    "g": 119,
    "b": 189
  },
  "hsl": {
    "h": 220.385,
    "s": 44.068,
    "l": 53.725
  },
  "oklch": {
    "l": 0.57561,
    "c": 0.11526,
    "h": 263.6
  },
  "luminance": 0.18799
}

Semantic roles & 50–950 ramp

primary

#5577BD

secondary

#CDBFA1

accent

#AA54D4

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0D0E14

muted

#7D7E82

Preview Lab

Preview with #5577BD

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

Preview Lab → · Contrast checker → · Palette generator →