#51DBE5#51DBE5

#51DBE5 is a very light, moderate teal. Relative luminance 0.581; OKLCH L 82.1% C 0.118 H 202.0°. Best body text is #000000 at 12.61:1 contrast (WCAG AA passes).

Color values

HEX#51DBE5
RGBrgb(81, 219, 229)
HSLhsl(184, 74%, 61%)
HSVhsv(184, 65%, 90%)
CMYKcmyk(64.6%, 4.4%, 0%, 10.2%)
CIE-LABlab(80.77, -33.71, -15.89)
CIE-LCHlch(80.77, 37.27, 205.24°)
OKLaboklab(82.14% -0.1091 -0.0441)
OKLCHoklch(82.14% 0.118 202)
XYZxyz(42.8616, 58.0648, 83.0623)
Luminance0.5807 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DBE5 #E55B51
analogous
#51E5A5 #51DBE5 #5191E5
triadic
#51DBE5 #E551DB #DBE551
tetradic
#51DBE5 #A551E5 #E55B51 #91E551
square
#51DBE5 #A551E5 #E55B51 #91E551
split-complementary
#51DBE5 #E55191 #E5A551
monochromatic
#189AA3 #20CCD8 #51DBE5 #86E6ED #BBF1F5

Accessibility & contrast

On white

1.66
#51DBE5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.61
#51DBE5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBE5
12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DBE5#FFFFFF#000000##000000
##51DBE51.001.6612.6112.61
#FFFFFF1.661.0021.0021.00
#00000012.6121.001.001.00
##00000012.6121.001.001.00

Color blindness preview

Protanopia (red-blind)
#CBD2E6
Deuteranopia (green-blind)
#B5C2E6
Tritanopia (blue-blind)
#00E3DE
Achromatopsia (no color)
#C8C8C8

Design tokens & code

CSS
--color: #51dbe5;
/* rgb */ color: rgb(81, 219, 229);
/* oklch */ color: oklch(82.1% 0.118 202.0);
Tailwind
colors: {
  custom: {
    50: '#93e6ed',
    500: '#51dbe5',
    950: '#000000',
  },
}
SCSS
$custom: #51dbe5;
$custom-light: #93e6ed;
$custom-dark: #000000;
JSON
{
  "hex": "#51dbe5",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 229
  },
  "hsl": {
    "h": 184.054,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.82143,
    "c": 0.11771,
    "h": 202
  },
  "luminance": 0.5807
}

Semantic roles & 50–950 ramp

primary
#51DBE5
secondary
#A63C35
accent
#1D0FD6
background
#FCFEFE
surface
#F5FCFD
border
#CFD5D5
text
#0E1616
muted
#7F8484

Preview Lab

Preview with #51DBE5

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

Preview Lab → · Contrast checker → · Palette generator →

#51DBE5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva