#559BC7#559BC7

#559BC7 is a light, moderate cyan. Relative luminance 0.295; OKLCH L 66.2% C 0.097 H 238.2°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#559BC7
RGB	rgb(85, 155, 199)
HSL	hsl(203, 50%, 56%)
HSV	hsv(203, 57%, 78%)
CMYK	cmyk(57.3%, 22.1%, 0%, 22%)
CIE-LAB	lab(61.22, -9.20, -29.33)
CIE-LCH	lch(61.22, 30.74, 252.58°)
OKLab	oklab(66.16% -0.0509 -0.082)
OKLCH	oklch(66.16% 0.097 238.2)
XYZ	xyz(25.7726, 29.4952, 58.3567)
Luminance	0.2950 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559BC7 #C78155

analogous

#55C7BA #559BC7 #5562C7

triadic

#559BC7 #C7559B #9BC755

tetradic

#559BC7 #BA55C7 #C78155 #62C755

square

#559BC7 #BA55C7 #C78155 #62C755

split-complementary

#559BC7 #C75562 #C7BA55

monochromatic

#285A7A #377CA8 #559BC7 #83B6D6 #B1D1E5

Accessibility & contrast

On white

3.04

#559BC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#559BC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559BC7

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559BC7	#FFFFFF	#000000	##000000
##559BC7	1.00	3.04	6.90	6.90
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.90	21.00	1.00	1.00
##000000	6.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879AC9

Deuteranopia (green-blind)

#778FC6

Tritanopia (blue-blind)

#00A6AA

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #559bc7;
/* rgb */ color: rgb(85, 155, 199);
/* oklch */ color: oklch(66.2% 0.097 238.2);

Tailwind

colors: {
  custom: {
    50: '#8eb8d8',
    500: '#559bc7',
    950: '#000000',
  },
}

SCSS

$custom: #559bc7;
$custom-light: #8eb8d8;
$custom-dark: #000000;

JSON

{
  "hex": "#559bc7",
  "rgb": {
    "r": 85,
    "g": 155,
    "b": 199
  },
  "hsl": {
    "h": 203.158,
    "s": 50.442,
    "l": 55.686
  },
  "oklch": {
    "l": 0.66157,
    "c": 0.09651,
    "h": 238.2
  },
  "luminance": 0.29498
}

Semantic roles & 50–950 ramp

primary

#559BC7

secondary

#D4B6A4

accent

#844EDA

background

#F9FBFD

surface

#F1F6FA

border

#CBD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #559BC7

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

Preview Lab → · Contrast checker → · Palette generator →