#51D145#51D145

#51D145 is a light, highly saturated green. Relative luminance 0.478; OKLCH L 76.1% C 0.212 H 141.9°. Best body text is #000000 at 10.56:1 contrast (WCAG AA passes).

Color values

HEX#51D145
RGBrgb(81, 209, 69)
HSLhsl(115, 60%, 55%)
HSVhsv(115, 67%, 82%)
CMYKcmyk(61.2%, 0%, 67%, 18%)
CIE-LABlab(74.68, -61.12, 56.84)
CIE-LCHlch(74.68, 83.46, 137.08°)
OKLaboklab(76.15% -0.1666 0.1306)
OKLCHoklch(76.15% 0.212 141.9)
XYZxyz(27.2665, 47.7773, 13.4141)
Luminance0.4778 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51D145 #C545D1
analogous
#97D145 #51D145 #45D17F
triadic
#51D145 #4551D1 #D14551
tetradic
#51D145 #4597D1 #C545D1 #D17F45
square
#51D145 #4597D1 #C545D1 #D17F45
split-complementary
#51D145 #7F45D1 #D14597
monochromatic
#277D1F #36AE2B #51D145 #7FDD76 #ADE9A7

Accessibility & contrast

On white

1.99
#51D145 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.56
#51D145 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D145
10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51D145#FFFFFF#000000##000000
##51D1451.001.9910.5610.56
#FFFFFF1.991.0021.0021.00
#00000010.5621.001.001.00
##00000010.5621.001.001.00

Color blindness preview

Protanopia (red-blind)
#D6BE32
Deuteranopia (green-blind)
#C6B452
Tritanopia (blue-blind)
#3BCBB5
Achromatopsia (no color)
#B8B8B8

Design tokens & code

CSS
--color: #51d145;
/* rgb */ color: rgb(81, 209, 69);
/* oklch */ color: oklch(76.1% 0.212 141.9);
Tailwind
colors: {
  custom: {
    50: '#90e07f',
    500: '#51d145',
    950: '#000000',
  },
}
SCSS
$custom: #51d145;
$custom-light: #90e07f;
$custom-dark: #000000;
JSON
{
  "hex": "#51d145",
  "rgb": {
    "r": 81,
    "g": 209,
    "b": 69
  },
  "hsl": {
    "h": 114.857,
    "s": 60.345,
    "l": 54.51
  },
  "oklch": {
    "l": 0.76149,
    "c": 0.21173,
    "h": 141.9
  },
  "luminance": 0.4778
}

Semantic roles & 50–950 ramp

primary
#51D145
secondary
#D19BD7
accent
#44E3D6
background
#F9FDF8
surface
#F2FBEF
border
#CCD4CA
text
#0E150A
muted
#7E837C

Preview Lab

Preview with #51D145

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

Preview Lab → · Contrast checker → · Palette generator →

#51D145 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva