#51FFB5#51FFB5

#51FFB5 is a very light, vivid teal. Relative luminance 0.766; OKLCH L 89.4% C 0.176 H 160.8°. Best body text is #000000 at 16.32:1 contrast (WCAG AA passes).

Color values

HEX#51FFB5
RGBrgb(81, 255, 181)
HSLhsl(154, 100%, 66%)
HSVhsv(154, 68%, 100%)
CMYKcmyk(68.2%, 0%, 29%, 0%)
CIE-LABlab(90.14, -60.73, 22.76)
CIE-LCHlch(90.14, 64.86, 159.45°)
OKLaboklab(89.39% -0.1658 0.0578)
OKLCHoklch(89.39% 0.176 160.8)
XYZxyz(47.4890, 76.6002, 55.9897)
Luminance0.7661 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51FFB5 #FF519B
analogous
#51FF5E #51FFB5 #51F2FF
triadic
#51FFB5 #B551FF #FFB551
tetradic
#51FFB5 #5E51FF #FF519B #F2FF51
square
#51FFB5 #5E51FF #FF519B #F2FF51
split-complementary
#51FFB5 #FF51F2 #FF5E51
monochromatic
#00D67B #14FF9B #51FFB5 #8EFFCF #CBFFE9

Accessibility & contrast

On white

1.29
#51FFB5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.32
#51FFB5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51FFB5
16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51FFB5#FFFFFF#000000##000000
##51FFB51.001.2916.3216.32
#FFFFFF1.291.0021.0021.00
#00000016.3221.001.001.00
##00000016.3221.001.001.00

Color blindness preview

Protanopia (red-blind)
#FCECB1
Deuteranopia (green-blind)
#E5DCBA
Tritanopia (blue-blind)
#00FEEB
Achromatopsia (no color)
#E3E3E3

Design tokens & code

CSS
--color: #51ffb5;
/* rgb */ color: rgb(81, 255, 181);
/* oklch */ color: oklch(89.4% 0.176 160.8);
Tailwind
colors: {
  custom: {
    50: '#96ffcb',
    500: '#51ffb5',
    950: '#000000',
  },
}
SCSS
$custom: #51ffb5;
$custom-light: #96ffcb;
$custom-dark: #000000;
JSON
{
  "hex": "#51ffb5",
  "rgb": {
    "r": 81,
    "g": 255,
    "b": 181
  },
  "hsl": {
    "h": 154.483,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.89385,
    "c": 0.17558,
    "h": 160.8
  },
  "luminance": 0.76606
}

Semantic roles & 50–950 ramp

primary
#51FFB5
secondary
#D0256D
accent
#0062E6
background
#FCFFFE
surface
#F5FFFA
border
#CFD7D3
text
#0F1813
muted
#808683

Preview Lab

Preview with #51FFB5

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

Preview Lab → · Contrast checker → · Palette generator →

#51FFB5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva