#57C6EE#57C6EE

#57C6EE is a light, moderate cyan. Relative luminance 0.486; OKLCH L 77.8% C 0.115 H 225.0°. Best body text is #000000 at 10.72:1 contrast (WCAG AA passes).

Color values

HEX#57C6EE
RGBrgb(87, 198, 238)
HSLhsl(196, 82%, 64%)
HSVhsv(196, 63%, 93%)
CMYKcmyk(63.4%, 16.8%, 0%, 6.7%)
CIE-LABlab(75.19, -19.78, -29.19)
CIE-LCHlch(75.19, 35.26, 235.88°)
OKLaboklab(77.8% -0.0813 -0.0814)
OKLCHoklch(77.8% 0.115 225)
XYZxyz(39.5510, 48.5833, 88.1655)
Luminance0.4859 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57C6EE #EE7F57
analogous
#57EECA #57C6EE #577AEE
triadic
#57C6EE #EE57C6 #C6EE57
tetradic
#57C6EE #CA57EE #EE7F57 #7AEE57
square
#57C6EE #CA57EE #EE7F57 #7AEE57
split-complementary
#57C6EE #EE577A #EECA57
monochromatic
#138CB8 #1FB3E8 #57C6EE #8FD9F4 #C6ECF9

Accessibility & contrast

On white

1.96
#57C6EE on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.72
#57C6EE on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C6EE
10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57C6EE#FFFFFF#000000##000000
##57C6EE1.001.9610.7210.72
#FFFFFF1.961.0021.0021.00
#00000010.7221.001.001.00
##00000010.7221.001.001.00

Color blindness preview

Protanopia (red-blind)
#B0C2F0
Deuteranopia (green-blind)
#9BB2EE
Tritanopia (blue-blind)
#00D2D3
Achromatopsia (no color)
#B9B9B9

Design tokens & code

CSS
--color: #57c6ee;
/* rgb */ color: rgb(87, 198, 238);
/* oklch */ color: oklch(77.8% 0.115 225.0);
Tailwind
colors: {
  custom: {
    50: '#95d7f3',
    500: '#57c6ee',
    950: '#000000',
  },
}
SCSS
$custom: #57c6ee;
$custom-light: #95d7f3;
$custom-dark: #000000;
JSON
{
  "hex": "#57c6ee",
  "rgb": {
    "r": 87,
    "g": 198,
    "b": 238
  },
  "hsl": {
    "h": 195.894,
    "s": 81.622,
    "l": 63.725
  },
  "oklch": {
    "l": 0.77801,
    "c": 0.1151,
    "h": 225
  },
  "luminance": 0.48587
}

Semantic roles & 50–950 ramp

primary
#57C6EE
secondary
#EBC4B6
accent
#4008DE
background
#F9FDFE
surface
#F2FAFD
border
#CCD3D5
text
#0F1417
muted
#7E8385

Preview Lab

Preview with #57C6EE

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

Preview Lab → · Contrast checker → · Palette generator →

#57C6EE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva