#51CEE2#51CEE2

#51CEE2 is a light, moderate teal. Relative luminance 0.514; OKLCH L 79.0% C 0.112 H 209.9°. Best body text is #000000 at 11.28:1 contrast (WCAG AA passes).

Color values

HEX#51CEE2
RGBrgb(81, 206, 226)
HSLhsl(188, 71%, 60%)
HSVhsv(188, 64%, 89%)
CMYKcmyk(64.2%, 8.8%, 0%, 11.4%)
CIE-LABlab(76.91, -28.33, -20.13)
CIE-LCHlch(76.91, 34.75, 215.39°)
OKLaboklab(78.99% -0.0973 -0.0559)
OKLCHoklch(78.99% 0.112 209.9)
XYZxyz(39.1863, 51.3787, 79.7886)
Luminance0.5138 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51CEE2 #E26551
analogous
#51E2AE #51CEE2 #5185E2
triadic
#51CEE2 #E251CE #CEE251
tetradic
#51CEE2 #AE51E2 #E26551 #85E251
square
#51CEE2 #AE51E2 #E26551 #85E251
split-complementary
#51CEE2 #E25185 #E2AE51
monochromatic
#1A8C9E #23BAD3 #51CEE2 #85DDEB #BAECF3

Accessibility & contrast

On white

1.86
#51CEE2 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.28
#51CEE2 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CEE2
11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51CEE2#FFFFFF#000000##000000
##51CEE21.001.8611.2811.28
#FFFFFF1.861.0021.0021.00
#00000011.2821.001.001.00
##00000011.2821.001.001.00

Color blindness preview

Protanopia (red-blind)
#BDC7E3
Deuteranopia (green-blind)
#A7B7E2
Tritanopia (blue-blind)
#00D7D4
Achromatopsia (no color)
#BEBEBE

Design tokens & code

CSS
--color: #51cee2;
/* rgb */ color: rgb(81, 206, 226);
/* oklch */ color: oklch(79.0% 0.112 209.9);
Tailwind
colors: {
  custom: {
    50: '#92ddeb',
    500: '#51cee2',
    950: '#000000',
  },
}
SCSS
$custom: #51cee2;
$custom-light: #92ddeb;
$custom-dark: #000000;
JSON
{
  "hex": "#51cee2",
  "rgb": {
    "r": 81,
    "g": 206,
    "b": 226
  },
  "hsl": {
    "h": 188.276,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.78992,
    "c": 0.11219,
    "h": 209.9
  },
  "luminance": 0.51383
}

Semantic roles & 50–950 ramp

primary
#51CEE2
secondary
#A14536
accent
#2D12D3
background
#FCFEFE
surface
#F5FCFD
border
#CFD5D5
text
#0E1516
muted
#7F8484

Preview Lab

Preview with #51CEE2

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

Preview Lab → · Contrast checker → · Palette generator →

#51CEE2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva