#559BEE#559BEE

#559BEE is a light, vivid cyan. Relative luminance 0.315; OKLCH L 68.1% C 0.142 H 254.0°. Best body text is #000000 at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#559BEE
RGB	rgb(85, 155, 238)
HSL	hsl(213, 82%, 63%)
HSV	hsv(213, 64%, 93%)
CMYK	cmyk(64.3%, 34.9%, 0%, 6.7%)
CIE-LAB	lab(62.96, 3.42, -48.25)
CIE-LCH	lch(62.96, 48.37, 274.06°)
OKLab	oklab(68.11% -0.0393 -0.1368)
OKLCH	oklch(68.11% 0.142 254)
XYZ	xyz(30.8947, 31.5440, 85.3328)
Luminance	0.3155 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559BEE #EEA855

analogous

#55E7EE #559BEE #5B55EE

triadic

#559BEE #EE559B #9BEE55

tetradic

#559BEE #EE55E7 #EEA855 #55EE5B

square

#559BEE #EE55E7 #EEA855 #55EE5B

split-complementary

#559BEE #EE5B55 #E7EE55

monochromatic

#125DB6 #1D7AE8 #559BEE #8DBCF4 #C4DCF9

Accessibility & contrast

On white

2.87

#559BEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.31

#559BEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559BEE

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559BEE	#FFFFFF	#000000	##000000
##559BEE	1.00	2.87	7.31	7.31
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.31	21.00	1.00	1.00
##000000	7.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#77A0F1

Deuteranopia (green-blind)

#6192EC

Tritanopia (blue-blind)

#00AEB9

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #559bee;
/* rgb */ color: rgb(85, 155, 238);
/* oklch */ color: oklch(68.1% 0.142 254.0);

Tailwind

colors: {
  custom: {
    50: '#93b8f4',
    500: '#559bee',
    950: '#000000',
  },
}

SCSS

$custom: #559bee;
$custom-light: #93b8f4;
$custom-dark: #000000;

JSON

{
  "hex": "#559bee",
  "rgb": {
    "r": 85,
    "g": 155,
    "b": 238
  },
  "hsl": {
    "h": 212.549,
    "s": 81.818,
    "l": 63.333
  },
  "oklch": {
    "l": 0.68107,
    "c": 0.14237,
    "h": 254
  },
  "luminance": 0.31547
}

Semantic roles & 50–950 ramp

primary

#559BEE

secondary

#EBD2B4

accent

#7C07DE

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #559BEE

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

Preview Lab → · Contrast checker → · Palette generator →