#519C21#519C21

#519C21 is a light, vivid yellow-green. Relative luminance 0.256; OKLCH L 62.1% C 0.170 H 136.3°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX#519C21
RGBrgb(81, 156, 33)
HSLhsl(97, 65%, 37%)
HSVhsv(97, 79%, 61%)
CMYKcmyk(48.1%, 0%, 78.8%, 38.8%)
CIE-LABlab(57.69, -44.13, 52.82)
CIE-LCHlch(57.69, 68.83, 129.88°)
OKLaboklab(62.06% -0.1229 0.1175)
OKLCHoklch(62.06% 0.17 136.3)
XYZxyz(15.5559, 25.6350, 5.5669)
Luminance0.2564 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#519C21 #6C219C
analogous
#8F9C21 #519C21 #219C2E
triadic
#519C21 #21519C #9C2151
tetradic
#519C21 #218F9C #6C219C #9C2E21
square
#519C21 #218F9C #6C219C #9C2E21
split-complementary
#519C21 #2E219C #9C218F
monochromatic
#1D370C #376916 #519C21 #6BCF2C #8EDC5B

Accessibility & contrast

On white

3.43
#519C21 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.13
#519C21 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #519C21
6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##519C21#FFFFFF#000000##000000
##519C211.003.436.136.13
#FFFFFF3.431.0021.0021.00
#0000006.1321.001.001.00
##0000006.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#A28E00
Deuteranopia (green-blind)
#98882F
Tritanopia (blue-blind)
#4D9685
Achromatopsia (no color)
#8B8B8B

Design tokens & code

CSS
--color: #519c21;
/* rgb */ color: rgb(81, 156, 33);
/* oklch */ color: oklch(62.1% 0.170 136.3);
Tailwind
colors: {
  custom: {
    50: '#89ba67',
    500: '#519c21',
    950: '#000000',
  },
}
SCSS
$custom: #519c21;
$custom-light: #89ba67;
$custom-dark: #000000;
JSON
{
  "hex": "#519c21",
  "rgb": {
    "r": 81,
    "g": 156,
    "b": 33
  },
  "hsl": {
    "h": 96.585,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.62057,
    "c": 0.17,
    "h": 136.3
  },
  "luminance": 0.25636
}

Semantic roles & 50–950 ramp

primary
#519C21
secondary
#9858C1
accent
#40E8A6
background
#F8FBF6
surface
#F0F6EB
border
#CBD0C6
text
#0C1106
muted
#7D807A

Preview Lab

Preview with #519C21

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

Preview Lab → · Contrast checker → · Palette generator →

#519C21 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva