#51BFAB#51BFAB

#51BFAB is a light, moderate teal. Relative luminance 0.420; OKLCH L 73.5% C 0.105 H 179.4°. Best body text is #000000 at 9.39:1 contrast (WCAG AA passes).

Color values

HEX#51BFAB
RGBrgb(81, 191, 171)
HSLhsl(169, 46%, 53%)
HSVhsv(169, 58%, 75%)
CMYKcmyk(57.6%, 0%, 10.5%, 25.1%)
CIE-LABlab(70.84, -36.25, 0.66)
CIE-LCHlch(70.84, 36.26, 178.95°)
OKLaboklab(73.54% -0.105 0.0012)
OKLCHoklch(73.54% 0.105 179.4)
XYZxyz(29.3715, 41.9483, 45.0691)
Luminance0.4195 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51BFAB #BF5165
analogous
#51BF74 #51BFAB #519CBF
triadic
#51BFAB #AB51BF #BFAB51
tetradic
#51BFAB #7451BF #BF5165 #9CBF51
square
#51BFAB #7451BF #BF5165 #9CBF51
split-complementary
#51BFAB #BF519C #BF7451
monochromatic
#286D61 #399A88 #51BFAB #7ECFC1 #AAE0D6

Accessibility & contrast

On white

2.24
#51BFAB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.39
#51BFAB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BFAB
9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51BFAB#FFFFFF#000000##000000
##51BFAB1.002.249.399.39
#FFFFFF2.241.0021.0021.00
#0000009.3921.001.001.00
##0000009.3921.001.001.00

Color blindness preview

Protanopia (red-blind)
#B8B5AA
Deuteranopia (green-blind)
#A7A8AD
Tritanopia (blue-blind)
#00C2B9
Achromatopsia (no color)
#ADADAD

Design tokens & code

CSS
--color: #51bfab;
/* rgb */ color: rgb(81, 191, 171);
/* oklch */ color: oklch(73.5% 0.105 179.4);
Tailwind
colors: {
  custom: {
    50: '#8cd3c4',
    500: '#51bfab',
    950: '#000000',
  },
}
SCSS
$custom: #51bfab;
$custom-light: #8cd3c4;
$custom-dark: #000000;
JSON
{
  "hex": "#51bfab",
  "rgb": {
    "r": 81,
    "g": 191,
    "b": 171
  },
  "hsl": {
    "h": 169.091,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.73538,
    "c": 0.105,
    "h": 179.4
  },
  "luminance": 0.41951
}

Semantic roles & 50–950 ramp

primary
#51BFAB
secondary
#CE9EA7
accent
#526AD6
background
#F9FDFC
surface
#F1FAF8
border
#CBD3D1
text
#0D1412
muted
#7E8381

Preview Lab

Preview with #51BFAB

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

Preview Lab → · Contrast checker → · Palette generator →

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