#51CDE4#51CDE4

#51CDE4 is a light, moderate teal. Relative luminance 0.510; OKLCH L 78.8% C 0.113 H 212.1°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX#51CDE4
RGBrgb(81, 205, 228)
HSLhsl(189, 73%, 61%)
HSVhsv(189, 64%, 89%)
CMYKcmyk(64.5%, 10.1%, 0%, 10.6%)
CIE-LABlab(76.68, -27.25, -21.54)
CIE-LCHlch(76.68, 34.74, 218.32°)
OKLaboklab(78.83% -0.0955 -0.0598)
OKLCHoklch(78.83% 0.113 212.1)
XYZxyz(39.2224, 51.0092, 81.1624)
Luminance0.5101 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51CDE4 #E46851
analogous
#51E4B2 #51CDE4 #5183E4
triadic
#51CDE4 #E451CD #CDE451
tetradic
#51CDE4 #B251E4 #E46851 #83E451
square
#51CDE4 #B251E4 #E46851 #83E451
split-complementary
#51CDE4 #E45183 #E4B251
monochromatic
#198CA2 #21BAD7 #51CDE4 #86DCEC #BBEBF4

Accessibility & contrast

On white

1.87
#51CDE4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.20
#51CDE4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CDE4
11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51CDE4#FFFFFF#000000##000000
##51CDE41.001.8711.2011.20
#FFFFFF1.871.0021.0021.00
#00000011.2021.001.001.00
##00000011.2021.001.001.00

Color blindness preview

Protanopia (red-blind)
#BBC6E5
Deuteranopia (green-blind)
#A5B6E4
Tritanopia (blue-blind)
#00D7D4
Achromatopsia (no color)
#BDBDBD

Design tokens & code

CSS
--color: #51cde4;
/* rgb */ color: rgb(81, 205, 228);
/* oklch */ color: oklch(78.8% 0.113 212.1);
Tailwind
colors: {
  custom: {
    50: '#92dcec',
    500: '#51cde4',
    950: '#000000',
  },
}
SCSS
$custom: #51cde4;
$custom-light: #92dcec;
$custom-dark: #000000;
JSON
{
  "hex": "#51cde4",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 228
  },
  "hsl": {
    "h": 189.388,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.78834,
    "c": 0.1127,
    "h": 212.1
  },
  "luminance": 0.51013
}

Semantic roles & 50–950 ramp

primary
#51CDE4
secondary
#A44635
accent
#2F10D5
background
#FCFEFE
surface
#F5FCFD
border
#CFD5D5
text
#0E1516
muted
#7F8484

Preview Lab

Preview with #51CDE4

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

Preview Lab → · Contrast checker → · Palette generator →

#51CDE4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva