#559CB2#559CB2

#559CB2 is a light, moderate cyan. Relative luminance 0.289; OKLCH L 65.5% C 0.078 H 220.3°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#559CB2
RGB	rgb(85, 156, 178)
HSL	hsl(194, 38%, 52%)
HSV	hsv(194, 52%, 70%)
CMYK	cmyk(52.2%, 12.4%, 0%, 30.2%)
CIE-LAB	lab(60.71, -16.09, -18.29)
CIE-LCH	lch(60.71, 24.36, 228.67°)
OKLab	oklab(65.49% -0.0598 -0.0506)
OKLCH	oklch(65.49% 0.078 220.3)
XYZ	xyz(23.6676, 28.9205, 46.4458)
Luminance	0.2892 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559CB2 #B26B55

analogous

#55B29A #559CB2 #556EB2

triadic

#559CB2 #B2559C #9CB255

tetradic

#559CB2 #9A55B2 #B26B55 #6EB255

square

#559CB2 #9A55B2 #B26B55 #6EB255

split-complementary

#559CB2 #B2556E #B29A55

monochromatic

#2C5461 #3F798B #559CB2 #7FB5C5 #A9CDD8

Accessibility & contrast

On white

3.10

#559CB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.78

#559CB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559CB2

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559CB2	#FFFFFF	#000000	##000000
##559CB2	1.00	3.10	6.78	6.78
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.78	21.00	1.00	1.00
##000000	6.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E98B3

Deuteranopia (green-blind)

#818EB2

Tritanopia (blue-blind)

#18A3A3

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #559cb2;
/* rgb */ color: rgb(85, 156, 178);
/* oklch */ color: oklch(65.5% 0.078 220.3);

Tailwind

colors: {
  custom: {
    50: '#8cb9c9',
    500: '#559cb2',
    950: '#000000',
  },
}

SCSS

$custom: #559cb2;
$custom-light: #8cb9c9;
$custom-dark: #000000;

JSON

{
  "hex": "#559cb2",
  "rgb": {
    "r": 85,
    "g": 156,
    "b": 178
  },
  "hsl": {
    "h": 194.194,
    "s": 37.652,
    "l": 51.569
  },
  "oklch": {
    "l": 0.65491,
    "c": 0.07836,
    "h": 220.3
  },
  "luminance": 0.28923
}

Semantic roles & 50–950 ramp

primary

#559CB2

secondary

#C6A79D

accent

#755ACE

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #559CB2

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

Preview Lab → · Contrast checker → · Palette generator →