#57B6DC#57B6DC

#57B6DC is a light, moderate cyan. Relative luminance 0.406; OKLCH L 73.4% C 0.105 H 227.1°. Best body text is #000000 at 9.13:1 contrast (WCAG AA passes).

Color values

HEX#57B6DC
RGBrgb(87, 182, 220)
HSLhsl(197, 66%, 60%)
HSVhsv(197, 60%, 86%)
CMYKcmyk(60.5%, 17.3%, 0%, 13.7%)
CIE-LABlab(69.93, -16.94, -27.51)
CIE-LCHlch(69.93, 32.31, 238.38°)
OKLaboklab(73.38% -0.0713 -0.0767)
OKLCHoklch(73.38% 0.105 227.1)
XYZxyz(33.5716, 40.6461, 73.7725)
Luminance0.4065 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57B6DC #DC7D57
analogous
#57DCC0 #57B6DC #5773DC
triadic
#57B6DC #DC57B6 #B6DC57
tetradic
#57B6DC #C057DC #DC7D57 #73DC57
square
#57B6DC #C057DC #DC7D57 #73DC57
split-complementary
#57B6DC #DC5773 #DCC057
monochromatic
#207699 #2A9DCB #57B6DC #8ACCE7 #BCE2F1

Accessibility & contrast

On white

2.30
#57B6DC on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.13
#57B6DC on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B6DC
9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57B6DC#FFFFFF#000000##000000
##57B6DC1.002.309.139.13
#FFFFFF2.301.0021.0021.00
#0000009.1321.001.001.00
##0000009.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#A2B3DE
Deuteranopia (green-blind)
#8FA5DC
Tritanopia (blue-blind)
#00C1C2
Achromatopsia (no color)
#ABABAB

Design tokens & code

CSS
--color: #57b6dc;
/* rgb */ color: rgb(87, 182, 220);
/* oklch */ color: oklch(73.4% 0.105 227.1);
Tailwind
colors: {
  custom: {
    50: '#92cce7',
    500: '#57b6dc',
    950: '#000000',
  },
}
SCSS
$custom: #57b6dc;
$custom-light: #92cce7;
$custom-dark: #000000;
JSON
{
  "hex": "#57b6dc",
  "rgb": {
    "r": 87,
    "g": 182,
    "b": 220
  },
  "hsl": {
    "h": 197.143,
    "s": 65.517,
    "l": 60.196
  },
  "oklch": {
    "l": 0.73376,
    "c": 0.10475,
    "h": 227.1
  },
  "luminance": 0.40649
}

Semantic roles & 50–950 ramp

primary
#57B6DC
secondary
#E1BCAE
accent
#4C18CD
background
#F9FCFE
surface
#F2F8FC
border
#CCD1D5
text
#0E1316
muted
#7E8284

Preview Lab

Preview with #57B6DC

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

Preview Lab → · Contrast checker → · Palette generator →

#57B6DC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva