#51DBB1#51DBB1

#51DBB1 is a light, vivid teal. Relative luminance 0.556; OKLCH L 80.5% C 0.134 H 169.3°. Best body text is #000000 at 12.12:1 contrast (WCAG AA passes).

Color values

HEX#51DBB1
RGBrgb(81, 219, 177)
HSLhsl(162, 66%, 59%)
HSVhsv(162, 63%, 86%)
CMYKcmyk(63%, 0%, 19.2%, 14.1%)
CIE-LABlab(79.38, -47.15, 9.75)
CIE-LCHlch(79.38, 48.15, 168.32°)
OKLaboklab(80.54% -0.1318 0.0249)
OKLCHoklch(80.54% 0.134 169.3)
XYZxyz(36.6567, 55.5828, 50.3832)
Luminance0.5559 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DBB1 #DB517B
analogous
#51DB6C #51DBB1 #51C0DB
triadic
#51DBB1 #B151DB #DBB151
tetradic
#51DBB1 #6C51DB #DB517B #C0DB51
square
#51DBB1 #6C51DB #DB517B #C0DB51
split-complementary
#51DBB1 #DB51C0 #DB6C51
monochromatic
#1E9370 #29C696 #51DBB1 #84E5C8 #B6F0DE

Accessibility & contrast

On white

1.73
#51DBB1 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.12
#51DBB1 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBB1
12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DBB1#FFFFFF#000000##000000
##51DBB11.001.7312.1212.12
#FFFFFF1.731.0021.0021.00
#00000012.1221.001.001.00
##00000012.1221.001.001.00

Color blindness preview

Protanopia (red-blind)
#D5CDAF
Deuteranopia (green-blind)
#C2BFB4
Tritanopia (blue-blind)
#00DCCF
Achromatopsia (no color)
#C5C5C5

Design tokens & code

CSS
--color: #51dbb1;
/* rgb */ color: rgb(81, 219, 177);
/* oklch */ color: oklch(80.5% 0.134 169.3);
Tailwind
colors: {
  custom: {
    50: '#90e7c8',
    500: '#51dbb1',
    950: '#000000',
  },
}
SCSS
$custom: #51dbb1;
$custom-light: #90e7c8;
$custom-dark: #000000;
JSON
{
  "hex": "#51dbb1",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 177
  },
  "hsl": {
    "h": 161.739,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.80542,
    "c": 0.13418,
    "h": 169.3
  },
  "luminance": 0.55587
}

Semantic roles & 50–950 ramp

primary
#51DBB1
secondary
#983855
accent
#3F73E9
background
#FCFEFD
surface
#F5FCF9
border
#CFD5D2
text
#0E1613
muted
#7F8482

Preview Lab

Preview with #51DBB1

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

Preview Lab → · Contrast checker → · Palette generator →

#51DBB1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva