#559DAF#559DAF

#559DAF is a light, moderate cyan. Relative luminance 0.291; OKLCH L 65.6% C 0.077 H 216.0°. Best body text is #000000 at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#559DAF
RGB	rgb(85, 157, 175)
HSL	hsl(192, 36%, 51%)
HSV	hsv(192, 51%, 69%)
CMYK	cmyk(51.4%, 10.3%, 0%, 31.4%)
CIE-LAB	lab(60.90, -17.49, -16.31)
CIE-LCH	lch(60.90, 23.92, 223.00°)
OKLab	oklab(65.61% -0.0622 -0.0451)
OKLCH	oklch(65.61% 0.077 216)
XYZ	xyz(23.5382, 29.1384, 44.9330)
Luminance	0.2914 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559DAF #AF6755

analogous

#55AF94 #559DAF #5570AF

triadic

#559DAF #AF559D #9DAF55

tetradic

#559DAF #9455AF #AF6755 #70AF55

square

#559DAF #9455AF #AF6755 #70AF55

split-complementary

#559DAF #AF5570 #AF9455

monochromatic

#2C545E #407987 #559DAF #7FB5C3 #A8CDD6

Accessibility & contrast

On white

3.08

#559DAF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.83

#559DAF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559DAF

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559DAF	#FFFFFF	#000000	##000000
##559DAF	1.00	3.08	6.83	6.83
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.83	21.00	1.00	1.00
##000000	6.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9099B0

Deuteranopia (green-blind)

#838EAF

Tritanopia (blue-blind)

#1CA4A3

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #559daf;
/* rgb */ color: rgb(85, 157, 175);
/* oklch */ color: oklch(65.6% 0.077 216.0);

Tailwind

colors: {
  custom: {
    50: '#8bbac6',
    500: '#559daf',
    950: '#000000',
  },
}

SCSS

$custom: #559daf;
$custom-light: #8bbac6;
$custom-dark: #000000;

JSON

{
  "hex": "#559daf",
  "rgb": {
    "r": 85,
    "g": 157,
    "b": 175
  },
  "hsl": {
    "h": 192,
    "s": 36,
    "l": 50.98
  },
  "oklch": {
    "l": 0.6561,
    "c": 0.07679,
    "h": 216
  },
  "luminance": 0.2914
}

Semantic roles & 50–950 ramp

primary

#559DAF

secondary

#C4A49C

accent

#725CCC

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #559DAF

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

Preview Lab → · Contrast checker → · Palette generator →