#559CBE#559CBE

#559CBE is a light, moderate cyan. Relative luminance 0.294; OKLCH L 66.0% C 0.087 H 230.9°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#559CBE
RGB	rgb(85, 156, 190)
HSL	hsl(199, 45%, 54%)
HSV	hsv(199, 55%, 75%)
CMYK	cmyk(55.3%, 17.9%, 0%, 25.5%)
CIE-LAB	lab(61.15, -12.52, -24.37)
CIE-LCH	lch(61.15, 27.40, 242.81°)
OKLab	oklab(65.99% -0.0552 -0.0678)
OKLCH	oklch(65.99% 0.087 230.9)
XYZ	xyz(24.9255, 29.4237, 53.0710)
Luminance	0.2943 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559CBE #BE7755

analogous

#55BEAC #559CBE #5568BE

triadic

#559CBE #BE559C #9CBE55

tetradic

#559CBE #AC55BE #BE7755 #68BE55

square

#559CBE #AC55BE #BE7755 #68BE55

split-complementary

#559CBE #BE5568 #BEAC55

monochromatic

#2A586E #3B7C9B #559CBE #81B6CF #AED0E0

Accessibility & contrast

On white

3.05

#559CBE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.89

#559CBE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559CBE

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559CBE	#FFFFFF	#000000	##000000
##559CBE	1.00	3.05	6.89	6.89
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.89	21.00	1.00	1.00
##000000	6.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B9AC0

Deuteranopia (green-blind)

#7C8FBE

Tritanopia (blue-blind)

#00A5A7

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #559cbe;
/* rgb */ color: rgb(85, 156, 190);
/* oklch */ color: oklch(66.0% 0.087 230.9);

Tailwind

colors: {
  custom: {
    50: '#8db9d1',
    500: '#559cbe',
    950: '#000000',
  },
}

SCSS

$custom: #559cbe;
$custom-light: #8db9d1;
$custom-dark: #000000;

JSON

{
  "hex": "#559cbe",
  "rgb": {
    "r": 85,
    "g": 156,
    "b": 190
  },
  "hsl": {
    "h": 199.429,
    "s": 44.681,
    "l": 53.922
  },
  "oklch": {
    "l": 0.6599,
    "c": 0.08748,
    "h": 230.9
  },
  "luminance": 0.29426
}

Semantic roles & 50–950 ramp

primary

#559CBE

secondary

#CEB0A1

accent

#7D53D4

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1114

muted

#7E8082

Preview Lab

Preview with #559CBE

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

Preview Lab → · Contrast checker → · Palette generator →