#509B1E#509B1E

#509B1E is a mid, vivid yellow-green. Relative luminance 0.252; OKLCH L 61.7% C 0.171 H 136.2°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#509B1E
RGB	rgb(80, 155, 30)
HSL	hsl(96, 68%, 36%)
HSV	hsv(96, 81%, 61%)
CMYK	cmyk(48.4%, 0%, 80.6%, 39.2%)
CIE-LAB	lab(57.31, -44.21, 53.39)
CIE-LCH	lch(57.31, 69.32, 129.63°)
OKLab	oklab(61.73% -0.1232 0.1182)
OKLCH	oklch(61.73% 0.171 136.2)
XYZ	xyz(15.2635, 25.2409, 5.2957)
Luminance	0.2524 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509B1E #691E9B

analogous

#8F9B1E #509B1E #1E9B2B

triadic

#509B1E #1E509B #9B1E50

tetradic

#509B1E #1E8F9B #691E9B #9B2B1E

square

#509B1E #1E8F9B #691E9B #9B2B1E

split-complementary

#509B1E #2B1E9B #9B1E8F

monochromatic

#1B340A #366814 #509B1E #6ACE28 #8CDE55

Accessibility & contrast

On white

3.47

#509B1E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#509B1E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509B1E

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509B1E	#FFFFFF	#000000	##000000
##509B1E	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18D00

Deuteranopia (green-blind)

#97872C

Tritanopia (blue-blind)

#4D9584

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #509b1e;
/* rgb */ color: rgb(80, 155, 30);
/* oklch */ color: oklch(61.7% 0.171 136.2);

Tailwind

colors: {
  custom: {
    50: '#89b965',
    500: '#509b1e',
    950: '#000000',
  },
}

SCSS

$custom: #509b1e;
$custom-light: #89b965;
$custom-dark: #000000;

JSON

{
  "hex": "#509b1e",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 30
  },
  "hsl": {
    "h": 96,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.61729,
    "c": 0.17078,
    "h": 136.2
  },
  "luminance": 0.25242
}

Semantic roles & 50–950 ramp

primary

#509B1E

secondary

#9553C2

accent

#3DEAA5

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1106

muted

#7D807A

Preview Lab

Preview with #509B1E

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

Preview Lab → · Contrast checker → · Palette generator →