#51AC33#51AC33

#51AC33 is a light, vivid green. Relative luminance 0.315; OKLCH L 66.4% C 0.179 H 139.1°. Best body text is #000000 at 7.30:1 contrast (WCAG AA passes).

Color values

HEX#51AC33
RGBrgb(81, 172, 51)
HSLhsl(105, 54%, 44%)
HSVhsv(105, 70%, 67%)
CMYKcmyk(52.9%, 0%, 70.3%, 32.5%)
CIE-LABlab(62.92, -49.15, 51.53)
CIE-LCHlch(62.92, 71.21, 133.64°)
OKLaboklab(66.4% -0.1353 0.1173)
OKLCHoklch(66.4% 0.179 139.1)
XYZxyz(18.7427, 31.4919, 8.2222)
Luminance0.3149 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51AC33 #8E33AC
analogous
#8DAC33 #51AC33 #33AC51
triadic
#51AC33 #3351AC #AC3351
tetradic
#51AC33 #338DAC #8E33AC #AC5133
square
#51AC33 #338DAC #8E33AC #AC5133
split-complementary
#51AC33 #5133AC #AC338D
monochromatic
#254E17 #3B7D25 #51AC33 #6FCB51 #96D980

Accessibility & contrast

On white

2.88
#51AC33 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.30
#51AC33 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AC33
7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51AC33#FFFFFF#000000##000000
##51AC331.002.887.307.30
#FFFFFF2.881.0021.0021.00
#0000007.3021.001.001.00
##0000007.3021.001.001.00

Color blindness preview

Protanopia (red-blind)
#B19D20
Deuteranopia (green-blind)
#A5953E
Tritanopia (blue-blind)
#49A694
Achromatopsia (no color)
#989898

Design tokens & code

CSS
--color: #51ac33;
/* rgb */ color: rgb(81, 172, 51);
/* oklch */ color: oklch(66.4% 0.179 139.1);
Tailwind
colors: {
  custom: {
    50: '#8bc572',
    500: '#51ac33',
    950: '#000000',
  },
}
SCSS
$custom: #51ac33;
$custom-light: #8bc572;
$custom-dark: #000000;
JSON
{
  "hex": "#51ac33",
  "rgb": {
    "r": 81,
    "g": 172,
    "b": 51
  },
  "hsl": {
    "h": 105.124,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.66399,
    "c": 0.17907,
    "h": 139.1
  },
  "luminance": 0.31493
}

Semantic roles & 50–950 ramp

primary
#51AC33
secondary
#B078C2
accent
#4ADEB9
background
#F9FCF7
surface
#F1F8ED
border
#CBD1C8
text
#0D1308
muted
#7E827B

Preview Lab

Preview with #51AC33

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

Preview Lab → · Contrast checker → · Palette generator →

#51AC33 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva