#55AFD8#55AFD8

#55AFD8 is a light, moderate cyan. Relative luminance 0.375; OKLCH L 71.5% C 0.104 H 230.3°. Best body text is #000000 at 8.51:1 contrast (WCAG AA passes).

Color values

HEX#55AFD8
RGBrgb(85, 175, 216)
HSLhsl(199, 63%, 59%)
HSVhsv(199, 61%, 85%)
CMYKcmyk(60.6%, 19%, 0%, 15.3%)
CIE-LABlab(67.68, -14.82, -28.77)
CIE-LCHlch(67.68, 32.37, 242.75°)
OKLaboklab(71.52% -0.0666 -0.0804)
OKLCHoklch(71.52% 0.104 230.3)
XYZxyz(31.4662, 37.5460, 70.5413)
Luminance0.3755 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#55AFD8 #D87E55
analogous
#55D8C0 #55AFD8 #556ED8
triadic
#55AFD8 #D855AF #AFD855
tetradic
#55AFD8 #C055D8 #D87E55 #6ED855
square
#55AFD8 #C055D8 #D87E55 #6ED855
split-complementary
#55AFD8 #D8556E #D8C055
monochromatic
#216E91 #2D94C3 #55AFD8 #87C6E3 #B9DEEF

Accessibility & contrast

On white

2.47
#55AFD8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.51
#55AFD8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55AFD8
8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##55AFD8#FFFFFF#000000##000000
##55AFD81.002.478.518.51
#FFFFFF2.471.0021.0021.00
#0000008.5121.001.001.00
##0000008.5121.001.001.00

Color blindness preview

Protanopia (red-blind)
#9AADDA
Deuteranopia (green-blind)
#889FD7
Tritanopia (blue-blind)
#00BABC
Achromatopsia (no color)
#A5A5A5

Design tokens & code

CSS
--color: #55afd8;
/* rgb */ color: rgb(85, 175, 216);
/* oklch */ color: oklch(71.5% 0.104 230.3);
Tailwind
colors: {
  custom: {
    50: '#90c6e4',
    500: '#55afd8',
    950: '#000000',
  },
}
SCSS
$custom: #55afd8;
$custom-light: #90c6e4;
$custom-dark: #000000;
JSON
{
  "hex": "#55afd8",
  "rgb": {
    "r": 85,
    "g": 175,
    "b": 216
  },
  "hsl": {
    "h": 198.779,
    "s": 62.679,
    "l": 59.02
  },
  "oklch": {
    "l": 0.71519,
    "c": 0.1044,
    "h": 230.3
  },
  "luminance": 0.37549
}

Semantic roles & 50–950 ramp

primary
#55AFD8
secondary
#DEBBAB
accent
#7542E6
background
#F9FCFD
surface
#F2F8FB
border
#CCD1D4
text
#0E1315
muted
#7E8283

Preview Lab

Preview with #55AFD8

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

Preview Lab → · Contrast checker → · Palette generator →

#55AFD8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva