#5773BB#5773BB

#5773BB is a mid, moderate blue. Relative luminance 0.179; OKLCH L 56.7% C 0.116 H 266.7°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#5773BB
RGB	rgb(87, 115, 187)
HSL	hsl(223, 42%, 54%)
HSV	hsv(223, 53%, 73%)
CMYK	cmyk(53.5%, 38.5%, 0%, 26.7%)
CIE-LAB	lab(49.34, 10.85, -41.07)
CIE-LCH	lch(49.34, 42.48, 284.79°)
OKLab	oklab(56.7% -0.0068 -0.1162)
OKLCH	oklch(56.7% 0.116 266.7)
XYZ	xyz(19.0279, 17.8742, 49.4515)
Luminance	0.1788 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5773BB #BB9F57

analogous

#57A5BB #5773BB #6D57BB

triadic

#5773BB #BB5773 #73BB57

tetradic

#5773BB #BB57A5 #BB9F57 #57BB6D

square

#5773BB #BB57A5 #BB9F57 #57BB6D

split-complementary

#5773BB #BB6D57 #A5BB57

monochromatic

#2C3E6C #3D5797 #5773BB #8397CD #AEBCDE

Accessibility & contrast

On white

4.59

#5773BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#5773BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5773BB

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5773BB	#FFFFFF	#000000	##FFFFFF
##5773BB	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567ABE

Deuteranopia (green-blind)

#4A71B9

Tritanopia (blue-blind)

#24838E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5773bb;
/* rgb */ color: rgb(87, 115, 187);
/* oklch */ color: oklch(56.7% 0.116 266.7);

Tailwind

colors: {
  custom: {
    50: '#8d9bd0',
    500: '#5773bb',
    950: '#000000',
  },
}

SCSS

$custom: #5773bb;
$custom-light: #8d9bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5773bb",
  "rgb": {
    "r": 87,
    "g": 115,
    "b": 187
  },
  "hsl": {
    "h": 223.2,
    "s": 42.373,
    "l": 53.725
  },
  "oklch": {
    "l": 0.56702,
    "c": 0.11645,
    "h": 266.7
  },
  "luminance": 0.17876
}

Semantic roles & 50–950 ramp

primary

#5773BB

secondary

#CCC0A2

accent

#AF56D2

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #5773BB

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

Preview Lab → · Contrast checker → · Palette generator →