#519F21#519F21

#519F21 is a light, vivid yellow-green. Relative luminance 0.267; OKLCH L 62.8% C 0.174 H 136.6°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX#519F21
RGBrgb(81, 159, 33)
HSLhsl(97, 66%, 38%)
HSVhsv(97, 79%, 62%)
CMYKcmyk(49.1%, 0%, 79.2%, 37.6%)
CIE-LABlab(58.65, -45.33, 53.73)
CIE-LCHlch(58.65, 70.30, 130.15°)
OKLaboklab(62.85% -0.1261 0.1194)
OKLCHoklch(62.85% 0.174 136.6)
XYZxyz(16.0655, 26.6543, 5.7368)
Luminance0.2666 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#519F21 #6F219F
analogous
#909F21 #519F21 #219F30
triadic
#519F21 #21519F #9F2151
tetradic
#519F21 #21909F #6F219F #9F3021
square
#519F21 #21909F #6F219F #9F3021
split-complementary
#519F21 #30219F #9F2190
monochromatic
#1D3A0C #376C16 #519F21 #6BD22C #8EDD5D

Accessibility & contrast

On white

3.32
#519F21 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.33
#519F21 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #519F21
6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##519F21#FFFFFF#000000##000000
##519F211.003.326.336.33
#FFFFFF3.321.0021.0021.00
#0000006.3321.001.001.00
##0000006.3321.001.001.00

Color blindness preview

Protanopia (red-blind)
#A59100
Deuteranopia (green-blind)
#9A8B2F
Tritanopia (blue-blind)
#4D9988
Achromatopsia (no color)
#8D8D8D

Design tokens & code

CSS
--color: #519f21;
/* rgb */ color: rgb(81, 159, 33);
/* oklch */ color: oklch(62.8% 0.174 136.6);
Tailwind
colors: {
  custom: {
    50: '#8abc67',
    500: '#519f21',
    950: '#000000',
  },
}
SCSS
$custom: #519f21;
$custom-light: #8abc67;
$custom-dark: #000000;
JSON
{
  "hex": "#519f21",
  "rgb": {
    "r": 81,
    "g": 159,
    "b": 33
  },
  "hsl": {
    "h": 97.143,
    "s": 65.625,
    "l": 37.647
  },
  "oklch": {
    "l": 0.6285,
    "c": 0.17365,
    "h": 136.6
  },
  "luminance": 0.26655
}

Semantic roles & 50–950 ramp

primary
#519F21
secondary
#9A5AC2
accent
#3FE9A8
background
#F8FBF6
surface
#F0F6EB
border
#CBD0C6
text
#0C1206
muted
#7D817A

Preview Lab

Preview with #519F21

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

Preview Lab → · Contrast checker → · Palette generator →

#519F21 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva