#57AEE5#57AEE5

#57AEE5 is a light, moderate cyan. Relative luminance 0.380; OKLCH L 71.9% C 0.116 H 239.0°. Best body text is #000000 at 8.59:1 contrast (WCAG AA passes).

Color values

HEX#57AEE5
RGBrgb(87, 174, 229)
HSLhsl(203, 73%, 62%)
HSVhsv(203, 62%, 90%)
CMYKcmyk(62%, 24%, 0%, 10.2%)
CIE-LABlab(67.99, -9.86, -35.43)
CIE-LCHlch(67.99, 36.78, 254.45°)
OKLaboklab(71.95% -0.0598 -0.0995)
OKLCHoklch(71.95% 0.116 239)
XYZxyz(33.2040, 37.9522, 79.6892)
Luminance0.3795 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57AEE5 #E58E57
analogous
#57E5D5 #57AEE5 #5767E5
triadic
#57AEE5 #E557AE #AEE557
tetradic
#57AEE5 #D557E5 #E58E57 #67E557
square
#57AEE5 #D557E5 #E58E57 #67E557
split-complementary
#57AEE5 #E55767 #E5D557
monochromatic
#1A71A8 #2294DD #57AEE5 #8CC8ED #C1E1F5

Accessibility & contrast

On white

2.44
#57AEE5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.59
#57AEE5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57AEE5
8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57AEE5#FFFFFF#000000##000000
##57AEE51.002.448.598.59
#FFFFFF2.441.0021.0021.00
#0000008.5921.001.001.00
##0000008.5921.001.001.00

Color blindness preview

Protanopia (red-blind)
#95AEE8
Deuteranopia (green-blind)
#819FE4
Tritanopia (blue-blind)
#00BCC1
Achromatopsia (no color)
#A6A6A6

Design tokens & code

CSS
--color: #57aee5;
/* rgb */ color: rgb(87, 174, 229);
/* oklch */ color: oklch(71.9% 0.116 239.0);
Tailwind
colors: {
  custom: {
    50: '#93c6ed',
    500: '#57aee5',
    950: '#000000',
  },
}
SCSS
$custom: #57aee5;
$custom-light: #93c6ed;
$custom-dark: #000000;
JSON
{
  "hex": "#57aee5",
  "rgb": {
    "r": 87,
    "g": 174,
    "b": 229
  },
  "hsl": {
    "h": 203.239,
    "s": 73.196,
    "l": 61.961
  },
  "oklch": {
    "l": 0.71948,
    "c": 0.11606,
    "h": 239
  },
  "luminance": 0.37955
}

Semantic roles & 50–950 ramp

primary
#57AEE5
secondary
#E6C6B2
accent
#5D10D5
background
#F9FCFE
surface
#F2F8FD
border
#CCD1D5
text
#0E1316
muted
#7E8284

Preview Lab

Preview with #57AEE5

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

Preview Lab → · Contrast checker → · Palette generator →

#57AEE5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva