#57DDD9#57DDD9

#57DDD9 is a very light, moderate teal. Relative luminance 0.587; OKLCH L 82.4% C 0.116 H 192.4°. Best body text is #000000 at 12.75:1 contrast (WCAG AA passes).

Color values

HEX#57DDD9
RGBrgb(87, 221, 217)
HSLhsl(178, 66%, 60%)
HSVhsv(178, 61%, 87%)
CMYKcmyk(60.6%, 0%, 1.8%, 13.3%)
CIE-LABlab(81.15, -36.99, -8.92)
CIE-LCHlch(81.15, 38.06, 193.56°)
OKLaboklab(82.37% -0.1132 -0.0248)
OKLCHoklch(82.37% 0.116 192.4)
XYZxyz(42.3058, 58.7444, 74.7414)
Luminance0.5875 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57DDD9 #DD575B
analogous
#57DD96 #57DDD9 #579EDD
triadic
#57DDD9 #D957DD #DDD957
tetradic
#57DDD9 #9657DD #DD575B #9EDD57
square
#57DDD9 #9657DD #DD575B #9EDD57
split-complementary
#57DDD9 #DD579E #DD9657
monochromatic
#1F9A97 #2ACDC8 #57DDD9 #8AE7E5 #BDF2F0

Accessibility & contrast

On white

1.65
#57DDD9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.75
#57DDD9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57DDD9
12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57DDD9#FFFFFF#000000##000000
##57DDD91.001.6512.7512.75
#FFFFFF1.651.0021.0021.00
#00000012.7521.001.001.00
##00000012.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#D0D3D9
Deuteranopia (green-blind)
#BBC3DA
Tritanopia (blue-blind)
#00E3DB
Achromatopsia (no color)
#CACACA

Design tokens & code

CSS
--color: #57ddd9;
/* rgb */ color: rgb(87, 221, 217);
/* oklch */ color: oklch(82.4% 0.116 192.4);
Tailwind
colors: {
  custom: {
    50: '#95e8e4',
    500: '#57ddd9',
    950: '#000000',
  },
}
SCSS
$custom: #57ddd9;
$custom-light: #95e8e4;
$custom-dark: #000000;
JSON
{
  "hex": "#57ddd9",
  "rgb": {
    "r": 87,
    "g": 221,
    "b": 217
  },
  "hsl": {
    "h": 178.209,
    "s": 66.337,
    "l": 60.392
  },
  "oklch": {
    "l": 0.82372,
    "c": 0.11588,
    "h": 192.4
  },
  "luminance": 0.58749
}

Semantic roles & 50–950 ramp

primary
#57DDD9
secondary
#9E3A3D
accent
#171DCE
background
#FCFEFE
surface
#F5FCFC
border
#CFD5D5
text
#0F1615
muted
#808484

Preview Lab

Preview with #57DDD9

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

Preview Lab → · Contrast checker → · Palette generator →

#57DDD9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva