#51BF68#51BF68

#51BF68 is a light, vivid green. Relative luminance 0.400; OKLCH L 72.0% C 0.160 H 148.0°. Best body text is #000000 at 9.00:1 contrast (WCAG AA passes).

Color values

HEX#51BF68
RGBrgb(81, 191, 104)
HSLhsl(133, 46%, 53%)
HSVhsv(133, 58%, 75%)
CMYKcmyk(57.6%, 0%, 45.5%, 25.1%)
CIE-LABlab(69.48, -50.13, 34.59)
CIE-LCHlch(69.48, 60.90, 145.39°)
OKLaboklab(71.98% -0.1356 0.0847)
OKLCHoklch(71.98% 0.16 148)
XYZxyz(24.5212, 40.0082, 19.5241)
Luminance0.4001 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51BF68 #BF51A8
analogous
#71BF51 #51BF68 #51BF9F
triadic
#51BF68 #6851BF #BF6851
tetradic
#51BF68 #5171BF #BF51A8 #BF9F51
square
#51BF68 #5171BF #BF51A8 #BF9F51
split-complementary
#51BF68 #9F51BF #BF5171
monochromatic
#286D37 #399A4D #51BF68 #7ECF8F #AAE0B6

Accessibility & contrast

On white

2.33
#51BF68 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.00
#51BF68 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BF68
9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51BF68#FFFFFF#000000##000000
##51BF681.002.339.009.00
#FFFFFF2.331.0021.0021.00
#0000009.0021.001.001.00
##0000009.0021.001.001.00

Color blindness preview

Protanopia (red-blind)
#C1B061
Deuteranopia (green-blind)
#B2A66E
Tritanopia (blue-blind)
#37BBAA
Achromatopsia (no color)
#AAAAAA

Design tokens & code

CSS
--color: #51bf68;
/* rgb */ color: rgb(81, 191, 104);
/* oklch */ color: oklch(72.0% 0.160 148.0);
Tailwind
colors: {
  custom: {
    50: '#8bd394',
    500: '#51bf68',
    950: '#000000',
  },
}
SCSS
$custom: #51bf68;
$custom-light: #8bd394;
$custom-dark: #000000;
JSON
{
  "hex": "#51bf68",
  "rgb": {
    "r": 81,
    "g": 191,
    "b": 104
  },
  "hsl": {
    "h": 132.545,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.71979,
    "c": 0.1599,
    "h": 148
  },
  "luminance": 0.4001
}

Semantic roles & 50–950 ramp

primary
#51BF68
secondary
#CE9EC4
accent
#52BAD6
background
#F9FDF9
surface
#F1FAF1
border
#CBD3CB
text
#0D140D
muted
#7E837E

Preview Lab

Preview with #51BF68

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

Preview Lab → · Contrast checker → · Palette generator →

#51BF68 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva