#51CB9F#51CB9F

#51CB9F is a light, vivid teal. Relative luminance 0.470; OKLCH L 76.2% C 0.127 H 166.1°. Best body text is #000000 at 10.39:1 contrast (WCAG AA passes).

Color values

HEX#51CB9F
RGBrgb(81, 203, 159)
HSLhsl(158, 54%, 56%)
HSVhsv(158, 60%, 80%)
CMYKcmyk(60.1%, 0%, 21.7%, 20.4%)
CIE-LABlab(74.17, -44.45, 11.95)
CIE-LCHlch(74.17, 46.03, 164.95°)
OKLaboklab(76.15% -0.1234 0.0306)
OKLCHoklch(76.15% 0.127 166.1)
XYZxyz(31.0042, 46.9613, 40.2247)
Luminance0.4696 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51CB9F #CB517D
analogous
#51CB62 #51CB9F #51BACB
triadic
#51CB9F #9F51CB #CB9F51
tetradic
#51CB9F #6251CB #CB517D #BACB51
square
#51CB9F #6251CB #CB517D #BACB51
split-complementary
#51CB9F #CB51BA #CB6251
monochromatic
#257C5D #33AC80 #51CB9F #80D9B9 #AFE7D3

Accessibility & contrast

On white

2.02
#51CB9F on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.39
#51CB9F on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CB9F
10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51CB9F#FFFFFF#000000##000000
##51CB9F1.002.0210.3910.39
#FFFFFF2.021.0021.0021.00
#00000010.3921.001.001.00
##00000010.3921.001.001.00

Color blindness preview

Protanopia (red-blind)
#C7BE9D
Deuteranopia (green-blind)
#B6B1A2
Tritanopia (blue-blind)
#00CCBF
Achromatopsia (no color)
#B6B6B6

Design tokens & code

CSS
--color: #51cb9f;
/* rgb */ color: rgb(81, 203, 159);
/* oklch */ color: oklch(76.2% 0.127 166.1);
Tailwind
colors: {
  custom: {
    50: '#8ddbbb',
    500: '#51cb9f',
    950: '#000000',
  },
}
SCSS
$custom: #51cb9f;
$custom-light: #8ddbbb;
$custom-dark: #000000;
JSON
{
  "hex": "#51cb9f",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 159
  },
  "hsl": {
    "h": 158.361,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.76153,
    "c": 0.12714,
    "h": 166.1
  },
  "luminance": 0.46964
}

Semantic roles & 50–950 ramp

primary
#51CB9F
secondary
#D5A3B5
accent
#4A7FDD
background
#F9FDFB
surface
#F1FBF6
border
#CBD4D0
text
#0D1511
muted
#7E8380

Preview Lab

Preview with #51CB9F

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

Preview Lab → · Contrast checker → · Palette generator →

#51CB9F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva