#5779CC#5779CC

#5779CC is a mid, vivid blue. Relative luminance 0.201; OKLCH L 59.0% C 0.133 H 265.7°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#5779CC
RGB	rgb(87, 121, 204)
HSL	hsl(223, 53%, 57%)
HSV	hsv(223, 57%, 80%)
CMYK	cmyk(57.4%, 40.7%, 0%, 20%)
CIE-LAB	lab(51.90, 12.73, -46.75)
CIE-LCH	lch(51.90, 48.45, 285.23°)
OKLab	oklab(58.97% -0.01 -0.1328)
OKLCH	oklch(58.97% 0.133 265.7)
XYZ	xyz(21.6632, 20.0589, 59.8452)
Luminance	0.2006 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5779CC #CCAA57

analogous

#57B4CC #5779CC #7057CC

triadic

#5779CC #CC5779 #79CC57

tetradic

#5779CC #CC57B4 #CCAA57 #57CC70

square

#5779CC #CC57B4 #CCAA57 #57CC70

split-complementary

#5779CC #CC7057 #B4CC57

monochromatic

#274181 #3659B0 #5779CC #869EDA #B5C4E9

Accessibility & contrast

On white

4.19

#5779CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#5779CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5779CC

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5779CC	#FFFFFF	#000000	##000000
##5779CC	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5681CF

Deuteranopia (green-blind)

#4677CA

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5779cc;
/* rgb */ color: rgb(87, 121, 204);
/* oklch */ color: oklch(59.0% 0.133 265.7);

Tailwind

colors: {
  custom: {
    50: '#8f9fdc',
    500: '#5779cc',
    950: '#000000',
  },
}

SCSS

$custom: #5779cc;
$custom-light: #8f9fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#5779cc",
  "rgb": {
    "r": 87,
    "g": 121,
    "b": 204
  },
  "hsl": {
    "h": 222.564,
    "s": 53.425,
    "l": 57.059
  },
  "oklch": {
    "l": 0.58972,
    "c": 0.13319,
    "h": 265.7
  },
  "luminance": 0.20061
}

Semantic roles & 50–950 ramp

primary

#5779CC

secondary

#D7C9A8

accent

#B24BDD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5779CC

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

Preview Lab → · Contrast checker → · Palette generator →