#57AAE8#57AAE8

#57AAE8 is a light, vivid cyan. Relative luminance 0.366; OKLCH L 71.2% C 0.122 H 243.3°. Best body text is #000000 at 8.32:1 contrast (WCAG AA passes).

Color values

HEX#57AAE8
RGBrgb(87, 170, 232)
HSLhsl(206, 76%, 63%)
HSVhsv(206, 63%, 91%)
CMYKcmyk(62.5%, 26.7%, 0%, 9%)
CIE-LABlab(66.97, -6.71, -38.65)
CIE-LCHlch(66.97, 39.23, 260.15°)
OKLaboklab(71.19% -0.0547 -0.1088)
OKLCHoklch(71.19% 0.122 243.3)
XYZxyz(32.8652, 36.5986, 81.6605)
Luminance0.3660 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57AAE8 #E89557
analogous
#57E8DD #57AAE8 #5762E8
triadic
#57AAE8 #E857AA #AAE857
tetradic
#57AAE8 #DD57E8 #E89557 #62E857
square
#57AAE8 #DD57E8 #E89557 #62E857
split-complementary
#57AAE8 #E85762 #E8DD57
monochromatic
#186DAD #218FE1 #57AAE8 #8DC5EF #C3E0F7

Accessibility & contrast

On white

2.52
#57AAE8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.32
#57AAE8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57AAE8
8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57AAE8#FFFFFF#000000##000000
##57AAE81.002.528.328.32
#FFFFFF2.521.0021.0021.00
#0000008.3221.001.001.00
##0000008.3221.001.001.00

Color blindness preview

Protanopia (red-blind)
#8EABEB
Deuteranopia (green-blind)
#7B9DE7
Tritanopia (blue-blind)
#00B9BF
Achromatopsia (no color)
#A3A3A3

Design tokens & code

CSS
--color: #57aae8;
/* rgb */ color: rgb(87, 170, 232);
/* oklch */ color: oklch(71.2% 0.122 243.3);
Tailwind
colors: {
  custom: {
    50: '#93c3ef',
    500: '#57aae8',
    950: '#000000',
  },
}
SCSS
$custom: #57aae8;
$custom-light: #93c3ef;
$custom-dark: #000000;
JSON
{
  "hex": "#57aae8",
  "rgb": {
    "r": 87,
    "g": 170,
    "b": 232
  },
  "hsl": {
    "h": 205.655,
    "s": 75.916,
    "l": 62.549
  },
  "oklch": {
    "l": 0.7119,
    "c": 0.12176,
    "h": 243.3
  },
  "luminance": 0.36602
}

Semantic roles & 50–950 ramp

primary
#57AAE8
secondary
#E8CAB3
accent
#640DD8
background
#F9FBFE
surface
#F2F7FD
border
#CCD0D5
text
#0E1216
muted
#7E8184

Preview Lab

Preview with #57AAE8

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

Preview Lab → · Contrast checker → · Palette generator →

#57AAE8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva