#57BDD5#57BDD5

#57BDD5 is a light, moderate cyan. Relative luminance 0.432; OKLCH L 74.7% C 0.100 H 215.6°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).

Color values

HEX#57BDD5
RGBrgb(87, 189, 213)
HSLhsl(191, 60%, 59%)
HSVhsv(191, 59%, 84%)
CMYKcmyk(59.2%, 11.3%, 0%, 16.5%)
CIE-LABlab(71.71, -22.64, -20.97)
CIE-LCHlch(71.71, 30.86, 222.81°)
OKLaboklab(74.72% -0.0814 -0.0582)
OKLCHoklch(74.72% 0.1 215.6)
XYZxyz(34.1335, 43.2221, 69.4818)
Luminance0.4323 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57BDD5 #D56F57
analogous
#57D5AE #57BDD5 #577ED5
triadic
#57BDD5 #D557BD #BDD557
tetradic
#57BDD5 #AE57D5 #D56F57 #7ED557
square
#57BDD5 #AE57D5 #D56F57 #7ED557
split-complementary
#57BDD5 #D5577E #D5AE57
monochromatic
#247A8E #30A4BF #57BDD5 #88D0E1 #B9E3ED

Accessibility & contrast

On white

2.18
#57BDD5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.65
#57BDD5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BDD5
9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57BDD5#FFFFFF#000000##000000
##57BDD51.002.189.659.65
#FFFFFF2.181.0021.0021.00
#0000009.6521.001.001.00
##0000009.6521.001.001.00

Color blindness preview

Protanopia (red-blind)
#ACB8D6
Deuteranopia (green-blind)
#9AAAD5
Tritanopia (blue-blind)
#00C6C4
Achromatopsia (no color)
#B0B0B0

Design tokens & code

CSS
--color: #57bdd5;
/* rgb */ color: rgb(87, 189, 213);
/* oklch */ color: oklch(74.7% 0.100 215.6);
Tailwind
colors: {
  custom: {
    50: '#92d1e2',
    500: '#57bdd5',
    950: '#000000',
  },
}
SCSS
$custom: #57bdd5;
$custom-light: #92d1e2;
$custom-dark: #000000;
JSON
{
  "hex": "#57bdd5",
  "rgb": {
    "r": 87,
    "g": 189,
    "b": 213
  },
  "hsl": {
    "h": 191.429,
    "s": 60,
    "l": 58.824
  },
  "oklch": {
    "l": 0.74716,
    "c": 0.10006,
    "h": 215.6
  },
  "luminance": 0.43226
}

Semantic roles & 50–950 ramp

primary
#57BDD5
secondary
#DDB5AB
accent
#6345E3
background
#F9FCFD
surface
#F2F9FB
border
#CCD2D4
text
#0E1415
muted
#7E8283

Preview Lab

Preview with #57BDD5

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

Preview Lab → · Contrast checker → · Palette generator →

#57BDD5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva