#57A4E0#57A4E0

#57A4E0 is a light, moderate cyan. Relative luminance 0.340; OKLCH L 69.5% C 0.117 H 244.2°. Best body text is #000000 at 7.79:1 contrast (WCAG AA passes).

Color values

HEX#57A4E0
RGBrgb(87, 164, 224)
HSLhsl(206, 69%, 61%)
HSVhsv(206, 61%, 88%)
CMYKcmyk(61.2%, 26.8%, 0%, 12.2%)
CIE-LABlab(64.93, -5.93, -37.45)
CIE-LCHlch(64.93, 37.91, 261.00°)
OKLaboklab(69.46% -0.051 -0.1053)
OKLCHoklch(69.46% 0.117 244.2)
XYZxyz(30.6555, 33.9560, 75.4452)
Luminance0.3396 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57A4E0 #E09357
analogous
#57E0D7 #57A4E0 #575FE0
triadic
#57A4E0 #E057A4 #A4E057
tetradic
#57A4E0 #D757E0 #E09357 #5FE057
square
#57A4E0 #D757E0 #E09357 #5FE057
split-complementary
#57A4E0 #E0575F #E0D757
monochromatic
#1D669F #2788D3 #57A4E0 #8BC0EA #BEDCF3

Accessibility & contrast

On white

2.70
#57A4E0 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.79
#57A4E0 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A4E0
7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57A4E0#FFFFFF#000000##000000
##57A4E01.002.707.797.79
#FFFFFF2.701.0021.0021.00
#0000007.7921.001.001.00
##0000007.7921.001.001.00

Color blindness preview

Protanopia (red-blind)
#8AA5E3
Deuteranopia (green-blind)
#7797DF
Tritanopia (blue-blind)
#00B3B9
Achromatopsia (no color)
#9E9E9E

Design tokens & code

CSS
--color: #57a4e0;
/* rgb */ color: rgb(87, 164, 224);
/* oklch */ color: oklch(69.5% 0.117 244.2);
Tailwind
colors: {
  custom: {
    50: '#92beea',
    500: '#57a4e0',
    950: '#000000',
  },
}
SCSS
$custom: #57a4e0;
$custom-light: #92beea;
$custom-dark: #000000;
JSON
{
  "hex": "#57a4e0",
  "rgb": {
    "r": 87,
    "g": 164,
    "b": 224
  },
  "hsl": {
    "h": 206.277,
    "s": 68.844,
    "l": 60.98
  },
  "oklch": {
    "l": 0.6946,
    "c": 0.11701,
    "h": 244.2
  },
  "luminance": 0.33959
}

Semantic roles & 50–950 ramp

primary
#57A4E0
secondary
#E3C6B0
accent
#6715D1
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0E1216
muted
#7E8184

Preview Lab

Preview with #57A4E0

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

Preview Lab → · Contrast checker → · Palette generator →

#57A4E0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva