#559FDD#559FDD

#559FDD is a light, moderate cyan. Relative luminance 0.319; OKLCH L 68.1% C 0.118 H 246.0°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX#559FDD
RGBrgb(85, 159, 221)
HSLhsl(207, 67%, 60%)
HSVhsv(207, 62%, 87%)
CMYKcmyk(61.5%, 28.1%, 0%, 13.3%)
CIE-LABlab(63.30, -4.46, -38.34)
CIE-LCHlch(63.30, 38.60, 263.37°)
OKLaboklab(68.11% -0.0481 -0.108)
OKLCHoklch(68.11% 0.118 246)
XYZxyz(29.1908, 31.9452, 73.0203)
Luminance0.3195 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#559FDD #DD9355
analogous
#55DDD7 #559FDD #555BDD
triadic
#559FDD #DD559F #9FDD55
tetradic
#559FDD #D755DD #DD9355 #5BDD55
square
#559FDD #D755DD #DD9355 #5BDD55
split-complementary
#559FDD #DD555B #DDD755
monochromatic
#1F6199 #2982CC #559FDD #88BCE7 #BBD9F1

Accessibility & contrast

On white

2.84
#559FDD on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.39
#559FDD on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559FDD
7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##559FDD#FFFFFF#000000##000000
##559FDD1.002.847.397.39
#FFFFFF2.841.0021.0021.00
#0000007.3921.001.001.00
##0000007.3921.001.001.00

Color blindness preview

Protanopia (red-blind)
#84A1E0
Deuteranopia (green-blind)
#7293DC
Tritanopia (blue-blind)
#00AEB5
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #559fdd;
/* rgb */ color: rgb(85, 159, 221);
/* oklch */ color: oklch(68.1% 0.118 246.0);
Tailwind
colors: {
  custom: {
    50: '#90bbe8',
    500: '#559fdd',
    950: '#000000',
  },
}
SCSS
$custom: #559fdd;
$custom-light: #90bbe8;
$custom-dark: #000000;
JSON
{
  "hex": "#559fdd",
  "rgb": {
    "r": 85,
    "g": 159,
    "b": 221
  },
  "hsl": {
    "h": 207.353,
    "s": 66.667,
    "l": 60
  },
  "oklch": {
    "l": 0.68109,
    "c": 0.1182,
    "h": 246
  },
  "luminance": 0.31948
}

Semantic roles & 50–950 ramp

primary
#559FDD
secondary
#E1C5AD
accent
#8C3EEA
background
#F9FBFE
surface
#F2F6FC
border
#CCD0D5
text
#0E1116
muted
#7E8084

Preview Lab

Preview with #559FDD

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

Preview Lab → · Contrast checker → · Palette generator →

#559FDD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva