#57D5F4#57D5F4

#57D5F4 is a light, moderate cyan. Relative luminance 0.561; OKLCH L 81.5% C 0.118 H 217.0°. Best body text is #000000 at 12.23:1 contrast (WCAG AA passes).

Color values

HEX#57D5F4
RGBrgb(87, 213, 244)
HSLhsl(192, 88%, 65%)
HSVhsv(192, 64%, 96%)
CMYKcmyk(64.3%, 12.7%, 0%, 4.3%)
CIE-LABlab(79.69, -25.55, -25.50)
CIE-LCHlch(79.69, 36.10, 224.95°)
OKLaboklab(81.48% -0.0942 -0.071)
OKLCHoklch(81.48% 0.118 217)
XYZxyz(44.0472, 56.1416, 94.0855)
Luminance0.5615 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57D5F4 #F47657
analogous
#57F4C4 #57D5F4 #5787F4
triadic
#57D5F4 #F457D5 #D5F457
tetradic
#57D5F4 #C457F4 #F47657 #87F457
square
#57D5F4 #C457F4 #F47657 #87F457
split-complementary
#57D5F4 #F45787 #F4C457
monochromatic
#0DA0C4 #1EC7F0 #57D5F4 #90E3F8 #CAF2FC

Accessibility & contrast

On white

1.72
#57D5F4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.23
#57D5F4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D5F4
12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57D5F4#FFFFFF#000000##000000
##57D5F41.001.7212.2312.23
#FFFFFF1.721.0021.0021.00
#00000012.2321.001.001.00
##00000012.2321.001.001.00

Color blindness preview

Protanopia (red-blind)
#C0CFF6
Deuteranopia (green-blind)
#AABEF4
Tritanopia (blue-blind)
#00E0DF
Achromatopsia (no color)
#C5C5C5

Design tokens & code

CSS
--color: #57d5f4;
/* rgb */ color: rgb(87, 213, 244);
/* oklch */ color: oklch(81.5% 0.118 217.0);
Tailwind
colors: {
  custom: {
    50: '#97e2f7',
    500: '#57d5f4',
    950: '#000000',
  },
}
SCSS
$custom: #57d5f4;
$custom-light: #97e2f7;
$custom-dark: #000000;
JSON
{
  "hex": "#57d5f4",
  "rgb": {
    "r": 87,
    "g": 213,
    "b": 244
  },
  "hsl": {
    "h": 191.847,
    "s": 87.709,
    "l": 64.902
  },
  "oklch": {
    "l": 0.8148,
    "c": 0.11795,
    "h": 217
  },
  "luminance": 0.56146
}

Semantic roles & 50–950 ramp

primary
#57D5F4
secondary
#C14B2E
accent
#2E01E4
background
#FCFEFF
surface
#F5FCFE
border
#CFD5D6
text
#0F1517
muted
#808485

Preview Lab

Preview with #57D5F4

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

Preview Lab → · Contrast checker → · Palette generator →

#57D5F4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva