#57A1E8#57A1E8

#57A1E8 is a light, vivid cyan. Relative luminance 0.333; OKLCH L 69.2% C 0.129 H 249.3°. Best body text is #000000 at 7.67:1 contrast (WCAG AA passes).

Color values

HEX#57A1E8
RGBrgb(87, 161, 232)
HSLhsl(209, 76%, 63%)
HSVhsv(209, 63%, 91%)
CMYKcmyk(62.5%, 30.6%, 0%, 9%)
CIE-LABlab(64.43, -1.66, -42.63)
CIE-LCHlch(64.43, 42.66, 267.77°)
OKLaboklab(69.19% -0.0455 -0.1204)
OKLCHoklch(69.19% 0.129 249.3)
XYZxyz(31.2355, 33.3391, 81.1173)
Luminance0.3334 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57A1E8 #E89E57
analogous
#57E8E6 #57A1E8 #5759E8
triadic
#57A1E8 #E857A1 #A1E857
tetradic
#57A1E8 #E657E8 #E89E57 #59E857
square
#57A1E8 #E657E8 #E89E57 #59E857
split-complementary
#57A1E8 #E85759 #E8E657
monochromatic
#1864AD #2183E1 #57A1E8 #8DBFEF #C3DDF7

Accessibility & contrast

On white

2.74
#57A1E8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.67
#57A1E8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A1E8
7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57A1E8#FFFFFF#000000##000000
##57A1E81.002.747.677.67
#FFFFFF2.741.0021.0021.00
#0000007.6721.001.001.00
##0000007.6721.001.001.00

Color blindness preview

Protanopia (red-blind)
#82A4EB
Deuteranopia (green-blind)
#6F96E7
Tritanopia (blue-blind)
#00B2BA
Achromatopsia (no color)
#9C9C9C

Design tokens & code

CSS
--color: #57a1e8;
/* rgb */ color: rgb(87, 161, 232);
/* oklch */ color: oklch(69.2% 0.129 249.3);
Tailwind
colors: {
  custom: {
    50: '#93bcef',
    500: '#57a1e8',
    950: '#000000',
  },
}
SCSS
$custom: #57a1e8;
$custom-light: #93bcef;
$custom-dark: #000000;
JSON
{
  "hex": "#57a1e8",
  "rgb": {
    "r": 87,
    "g": 161,
    "b": 232
  },
  "hsl": {
    "h": 209.379,
    "s": 75.916,
    "l": 62.549
  },
  "oklch": {
    "l": 0.69188,
    "c": 0.12867,
    "h": 249.3
  },
  "luminance": 0.33342
}

Semantic roles & 50–950 ramp

primary
#57A1E8
secondary
#E8CDB3
accent
#710DD8
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0E1216
muted
#7E8184

Preview Lab

Preview with #57A1E8

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

Preview Lab → · Contrast checker → · Palette generator →

#57A1E8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva