#51DF9B#51DF9B

#51DF9B is a light, vivid teal. Relative luminance 0.569; OKLCH L 81.0% C 0.157 H 158.8°. Best body text is #000000 at 12.38:1 contrast (WCAG AA passes).

Color values

HEX#51DF9B
RGBrgb(81, 223, 155)
HSLhsl(151, 69%, 60%)
HSVhsv(151, 64%, 87%)
CMYKcmyk(63.7%, 0%, 30.5%, 12.5%)
CIE-LABlab(80.12, -53.56, 22.35)
CIE-LCHlch(80.12, 58.04, 157.34°)
OKLaboklab(81% -0.146 0.0567)
OKLCHoklch(81% 0.157 158.8)
XYZxyz(35.6941, 56.8875, 40.1033)
Luminance0.5689 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DF9B #DF5195
analogous
#51DF54 #51DF9B #51DCDF
triadic
#51DF9B #9B51DF #DF9B51
tetradic
#51DF9B #5451DF #DF5195 #DCDF51
square
#51DF9B #5451DF #DF5195 #DCDF51
split-complementary
#51DF9B #DF51DC #DF5451
monochromatic
#1C995D #26CD7D #51DF9B #85E9B9 #B8F2D6

Accessibility & contrast

On white

1.70
#51DF9B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.38
#51DF9B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF9B
12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DF9B#FFFFFF#000000##000000
##51DF9B1.001.7012.3812.38
#FFFFFF1.701.0021.0021.00
#00000012.3821.001.001.00
##00000012.3821.001.001.00

Color blindness preview

Protanopia (red-blind)
#DDCF97
Deuteranopia (green-blind)
#CAC19F
Tritanopia (blue-blind)
#00DECD
Achromatopsia (no color)
#C7C7C7

Design tokens & code

CSS
--color: #51df9b;
/* rgb */ color: rgb(81, 223, 155);
/* oklch */ color: oklch(81.0% 0.157 158.8);
Tailwind
colors: {
  custom: {
    50: '#90eab8',
    500: '#51df9b',
    950: '#000000',
  },
}
SCSS
$custom: #51df9b;
$custom-light: #90eab8;
$custom-dark: #000000;
JSON
{
  "hex": "#51df9b",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 155
  },
  "hsl": {
    "h": 151.268,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.80997,
    "c": 0.15658,
    "h": 158.8
  },
  "luminance": 0.56891
}

Semantic roles & 50–950 ramp

primary
#51DF9B
secondary
#9D3768
accent
#3C90EC
background
#FCFEFD
surface
#F5FDF8
border
#CFD5D1
text
#0E1611
muted
#7F8481

Preview Lab

Preview with #51DF9B

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

Preview Lab → · Contrast checker → · Palette generator →

#51DF9B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva