#57ACE1#57ACE1

#57ACE1 is a light, moderate cyan. Relative luminance 0.370; OKLCH L 71.3% C 0.113 H 238.5°. Best body text is #000000 at 8.39:1 contrast (WCAG AA passes).

Color values

HEX#57ACE1
RGBrgb(87, 172, 225)
HSLhsl(203, 70%, 61%)
HSVhsv(203, 61%, 88%)
CMYKcmyk(61.3%, 23.6%, 0%, 11.8%)
CIE-LABlab(67.25, -10.03, -34.38)
CIE-LCHlch(67.25, 35.82, 253.73°)
OKLaboklab(71.31% -0.059 -0.0964)
OKLCHoklch(71.31% 0.113 238.5)
XYZxyz(32.2685, 36.9644, 76.6539)
Luminance0.3697 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57ACE1 #E18C57
analogous
#57E1D1 #57ACE1 #5767E1
triadic
#57ACE1 #E157AC #ACE157
tetradic
#57ACE1 #D157E1 #E18C57 #67E157
square
#57ACE1 #D157E1 #E18C57 #67E157
split-complementary
#57ACE1 #E15767 #E1D157
monochromatic
#1D6EA1 #2692D5 #57ACE1 #8BC6EA #BFDFF4

Accessibility & contrast

On white

2.50
#57ACE1 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.39
#57ACE1 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ACE1
8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57ACE1#FFFFFF#000000##000000
##57ACE11.002.508.398.39
#FFFFFF2.501.0021.0021.00
#0000008.3921.001.001.00
##0000008.3921.001.001.00

Color blindness preview

Protanopia (red-blind)
#94ACE3
Deuteranopia (green-blind)
#819EE0
Tritanopia (blue-blind)
#00B9BE
Achromatopsia (no color)
#A4A4A4

Design tokens & code

CSS
--color: #57ace1;
/* rgb */ color: rgb(87, 172, 225);
/* oklch */ color: oklch(71.3% 0.113 238.5);
Tailwind
colors: {
  custom: {
    50: '#92c4ea',
    500: '#57ace1',
    950: '#000000',
  },
}
SCSS
$custom: #57ace1;
$custom-light: #92c4ea;
$custom-dark: #000000;
JSON
{
  "hex": "#57ace1",
  "rgb": {
    "r": 87,
    "g": 172,
    "b": 225
  },
  "hsl": {
    "h": 203.043,
    "s": 69.697,
    "l": 61.176
  },
  "oklch": {
    "l": 0.71312,
    "c": 0.11308,
    "h": 238.5
  },
  "luminance": 0.36968
}

Semantic roles & 50–950 ramp

primary
#57ACE1
secondary
#E4C4B0
accent
#5D14D2
background
#F9FCFE
surface
#F2F8FD
border
#CCD1D5
text
#0E1216
muted
#7E8184

Preview Lab

Preview with #57ACE1

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

Preview Lab → · Contrast checker → · Palette generator →

#57ACE1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva