#559CBC#559CBC

#559CBC is a light, moderate cyan. Relative luminance 0.293; OKLCH L 65.9% C 0.086 H 229.3°. Best body text is #000000 at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#559CBC
RGB	rgb(85, 156, 188)
HSL	hsl(199, 43%, 54%)
HSV	hsv(199, 55%, 74%)
CMYK	cmyk(54.8%, 17%, 0%, 26.3%)
CIE-LAB	lab(61.08, -13.12, -23.37)
CIE-LCH	lch(61.08, 26.80, 240.68°)
OKLab	oklab(65.91% -0.056 -0.065)
OKLCH	oklch(65.91% 0.086 229.3)
XYZ	xyz(24.7085, 29.3369, 51.9277)
Luminance	0.2934 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559CBC #BC7555

analogous

#55BCA8 #559CBC #5568BC

triadic

#559CBC #BC559C #9CBC55

tetradic

#559CBC #A855BC #BC7555 #68BC55

square

#559CBC #A855BC #BC7555 #68BC55

split-complementary

#559CBC #BC5568 #BCA855

monochromatic

#2B586C #3C7B98 #559CBC #81B6CD #ADCFDF

Accessibility & contrast

On white

3.06

#559CBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.87

#559CBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559CBC

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559CBC	#FFFFFF	#000000	##000000
##559CBC	1.00	3.06	6.87	6.87
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.87	21.00	1.00	1.00
##000000	6.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9ABE

Deuteranopia (green-blind)

#7D8FBC

Tritanopia (blue-blind)

#00A5A6

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #559cbc;
/* rgb */ color: rgb(85, 156, 188);
/* oklch */ color: oklch(65.9% 0.086 229.3);

Tailwind

colors: {
  custom: {
    50: '#8db9d0',
    500: '#559cbc',
    950: '#000000',
  },
}

SCSS

$custom: #559cbc;
$custom-light: #8db9d0;
$custom-dark: #000000;

JSON

{
  "hex": "#559cbc",
  "rgb": {
    "r": 85,
    "g": 156,
    "b": 188
  },
  "hsl": {
    "h": 198.641,
    "s": 43.46,
    "l": 53.529
  },
  "oklch": {
    "l": 0.65905,
    "c": 0.08576,
    "h": 229.3
  },
  "luminance": 0.29339
}

Semantic roles & 50–950 ramp

primary

#559CBC

secondary

#CCAEA0

accent

#7C55D3

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1114

muted

#7E8082

Preview Lab

Preview with #559CBC

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

Preview Lab → · Contrast checker → · Palette generator →