#5576BB#5576BB

#5576BB is a mid, moderate blue. Relative luminance 0.185; OKLCH L 57.2% C 0.114 H 263.8°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#5576BB
RGB	rgb(85, 118, 187)
HSL	hsl(221, 43%, 53%)
HSV	hsv(221, 55%, 73%)
CMYK	cmyk(54.5%, 36.9%, 0%, 26.7%)
CIE-LAB	lab(50.07, 8.56, -39.94)
CIE-LCH	lch(50.07, 40.84, 282.10°)
OKLab	oklab(57.23% -0.0122 -0.1129)
OKLCH	oklch(57.23% 0.114 263.8)
XYZ	xyz(19.1914, 18.4746, 49.5587)
Luminance	0.1848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5576BB #BB9A55

analogous

#55A9BB #5576BB #6755BB

triadic

#5576BB #BB5576 #76BB55

tetradic

#5576BB #BB55A9 #BB9A55 #55BB67

square

#5576BB #BB55A9 #BB9A55 #55BB67

split-complementary

#5576BB #BB6755 #A9BB55

monochromatic

#2B3F6B #3C5997 #5576BB #8199CC #ACBCDE

Accessibility & contrast

On white

4.47

#5576BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#5576BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5576BB

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5576BB	#FFFFFF	#000000	##000000
##5576BB	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A7CBE

Deuteranopia (green-blind)

#4E73BA

Tritanopia (blue-blind)

#1C858F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5576bb;
/* rgb */ color: rgb(85, 118, 187);
/* oklch */ color: oklch(57.2% 0.114 263.8);

Tailwind

colors: {
  custom: {
    50: '#8c9dd0',
    500: '#5576bb',
    950: '#000000',
  },
}

SCSS

$custom: #5576bb;
$custom-light: #8c9dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5576bb",
  "rgb": {
    "r": 85,
    "g": 118,
    "b": 187
  },
  "hsl": {
    "h": 220.588,
    "s": 42.857,
    "l": 53.333
  },
  "oklch": {
    "l": 0.57231,
    "c": 0.1136,
    "h": 263.8
  },
  "luminance": 0.18476
}

Semantic roles & 50–950 ramp

primary

#5576BB

secondary

#CCBEA0

accent

#AA55D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0D0E14

muted

#7D7E82

Preview Lab

Preview with #5576BB

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

Preview Lab → · Contrast checker → · Palette generator →