#57A8DC#57A8DC

#57A8DC is a light, moderate cyan. Relative luminance 0.352; OKLCH L 70.2% C 0.110 H 239.2°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX#57A8DC
RGBrgb(87, 168, 220)
HSLhsl(203, 66%, 60%)
HSVhsv(203, 60%, 86%)
CMYKcmyk(60.5%, 23.6%, 0%, 13.7%)
CIE-LABlab(65.90, -9.42, -33.73)
CIE-LCHlch(65.90, 35.02, 254.40°)
OKLaboklab(70.17% -0.0565 -0.0946)
OKLCHoklch(70.17% 0.11 239.2)
XYZxyz(30.8465, 35.1958, 72.8641)
Luminance0.3520 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57A8DC #DC8B57
analogous
#57DCCE #57A8DC #5765DC
triadic
#57A8DC #DC57A8 #A8DC57
tetradic
#57A8DC #CE57DC #DC8B57 #65DC57
square
#57A8DC #CE57DC #DC8B57 #65DC57
split-complementary
#57A8DC #DC5765 #DCCE57
monochromatic
#206999 #2A8CCB #57A8DC #8AC2E7 #BCDCF1

Accessibility & contrast

On white

2.61
#57A8DC on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.04
#57A8DC on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A8DC
8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57A8DC#FFFFFF#000000##000000
##57A8DC1.002.618.048.04
#FFFFFF2.611.0021.0021.00
#0000008.0421.001.001.00
##0000008.0421.001.001.00

Color blindness preview

Protanopia (red-blind)
#90A8DE
Deuteranopia (green-blind)
#7E9ADB
Tritanopia (blue-blind)
#00B5BA
Achromatopsia (no color)
#A0A0A0

Design tokens & code

CSS
--color: #57a8dc;
/* rgb */ color: rgb(87, 168, 220);
/* oklch */ color: oklch(70.2% 0.110 239.2);
Tailwind
colors: {
  custom: {
    50: '#91c1e7',
    500: '#57a8dc',
    950: '#000000',
  },
}
SCSS
$custom: #57a8dc;
$custom-light: #91c1e7;
$custom-dark: #000000;
JSON
{
  "hex": "#57a8dc",
  "rgb": {
    "r": 87,
    "g": 168,
    "b": 220
  },
  "hsl": {
    "h": 203.459,
    "s": 65.517,
    "l": 60.196
  },
  "oklch": {
    "l": 0.70174,
    "c": 0.11016,
    "h": 239.2
  },
  "luminance": 0.35199
}

Semantic roles & 50–950 ramp

primary
#57A8DC
secondary
#E1C2AE
accent
#5F18CD
background
#F9FBFE
surface
#F2F7FC
border
#CCD0D5
text
#0E1216
muted
#7E8184

Preview Lab

Preview with #57A8DC

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

Preview Lab → · Contrast checker → · Palette generator →

#57A8DC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva