#57A0F4#57A0F4

#57A0F4 is a light, vivid cyan. Relative luminance 0.337; OKLCH L 69.6% C 0.144 H 253.4°. Best body text is #000000 at 7.74:1 contrast (WCAG AA passes).

Color values

HEX#57A0F4
RGBrgb(87, 160, 244)
HSLhsl(212, 88%, 65%)
HSVhsv(212, 64%, 96%)
CMYKcmyk(64.3%, 34.4%, 0%, 4.3%)
CIE-LABlab(64.72, 2.86, -48.76)
CIE-LCHlch(64.72, 48.85, 273.36°)
OKLaboklab(69.6% -0.0412 -0.1383)
OKLCHoklch(69.6% 0.144 253.4)
XYZxyz(32.8245, 33.6963, 90.3446)
Luminance0.3370 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57A0F4 #F4AB57
analogous
#57EEF4 #57A0F4 #5D57F4
triadic
#57A0F4 #F457A0 #A0F457
tetradic
#57A0F4 #F457EE #F4AB57 #57F45D
square
#57A0F4 #F457EE #F4AB57 #57F45D
split-complementary
#57A0F4 #F45D57 #EEF457
monochromatic
#0D62C4 #1E80F0 #57A0F4 #90C0F8 #CAE1FC

Accessibility & contrast

On white

2.71
#57A0F4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.74
#57A0F4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A0F4
7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57A0F4#FFFFFF#000000##000000
##57A0F41.002.717.747.74
#FFFFFF2.711.0021.0021.00
#0000007.7421.001.001.00
##0000007.7421.001.001.00

Color blindness preview

Protanopia (red-blind)
#7BA5F8
Deuteranopia (green-blind)
#6596F2
Tritanopia (blue-blind)
#00B3BF
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #57a0f4;
/* rgb */ color: rgb(87, 160, 244);
/* oklch */ color: oklch(69.6% 0.144 253.4);
Tailwind
colors: {
  custom: {
    50: '#95bbf8',
    500: '#57a0f4',
    950: '#000000',
  },
}
SCSS
$custom: #57a0f4;
$custom-light: #95bbf8;
$custom-dark: #000000;
JSON
{
  "hex": "#57a0f4",
  "rgb": {
    "r": 87,
    "g": 160,
    "b": 244
  },
  "hsl": {
    "h": 212.102,
    "s": 87.709,
    "l": 64.902
  },
  "oklch": {
    "l": 0.69598,
    "c": 0.14428,
    "h": 253.4
  },
  "luminance": 0.337
}

Semantic roles & 50–950 ramp

primary
#57A0F4
secondary
#EED5B9
accent
#7B01E4
background
#F9FBFF
surface
#F2F6FF
border
#CCD0D7
text
#0E1117
muted
#7E8085

Preview Lab

Preview with #57A0F4

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

Preview Lab → · Contrast checker → · Palette generator →

#57A0F4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva