#51AA27#51AA27

#51AA27 is a light, vivid green. Relative luminance 0.306; OKLCH L 65.8% C 0.184 H 137.9°. Best body text is #000000 at 7.13:1 contrast (WCAG AA passes).

Color values

HEX#51AA27
RGBrgb(81, 170, 39)
HSLhsl(101, 63%, 41%)
HSVhsv(101, 77%, 67%)
CMYKcmyk(52.4%, 0%, 77.1%, 33.3%)
CIE-LABlab(62.21, -49.25, 55.18)
CIE-LCHlch(62.21, 73.97, 131.75°)
OKLaboklab(65.79% -0.1363 0.1233)
OKLCHoklch(65.79% 0.184 137.9)
XYZxyz(18.1336, 30.6439, 6.8784)
Luminance0.3065 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51AA27 #8027AA
analogous
#92AA27 #51AA27 #27AA3E
triadic
#51AA27 #2751AA #AA2751
tetradic
#51AA27 #2792AA #8027AA #AA3E27
square
#51AA27 #2792AA #8027AA #AA3E27
split-complementary
#51AA27 #3E27AA #AA2792
monochromatic
#224610 #39781C #51AA27 #6CD23C #92DE6E

Accessibility & contrast

On white

2.95
#51AA27 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.13
#51AA27 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AA27
7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51AA27#FFFFFF#000000##000000
##51AA271.002.957.137.13
#FFFFFF2.951.0021.0021.00
#0000007.1321.001.001.00
##0000007.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#B09B06
Deuteranopia (green-blind)
#A49435
Tritanopia (blue-blind)
#4AA491
Achromatopsia (no color)
#969696

Design tokens & code

CSS
--color: #51aa27;
/* rgb */ color: rgb(81, 170, 39);
/* oklch */ color: oklch(65.8% 0.184 137.9);
Tailwind
colors: {
  custom: {
    50: '#8bc46b',
    500: '#51aa27',
    950: '#000000',
  },
}
SCSS
$custom: #51aa27;
$custom-light: #8bc46b;
$custom-dark: #000000;
JSON
{
  "hex": "#51aa27",
  "rgb": {
    "r": 81,
    "g": 170,
    "b": 39
  },
  "hsl": {
    "h": 100.763,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.65785,
    "c": 0.1838,
    "h": 137.9
  },
  "luminance": 0.30645
}

Semantic roles & 50–950 ramp

primary
#51AA27
secondary
#A769C4
accent
#42E6B1
background
#F9FCF6
surface
#F1F8EC
border
#CBD1C7
text
#0D1307
muted
#7E827A

Preview Lab

Preview with #51AA27

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

Preview Lab → · Contrast checker → · Palette generator →

#51AA27 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva