#509E27#509E27

#509E27 is a light, vivid yellow-green. Relative luminance 0.263; OKLCH L 62.6% C 0.170 H 137.2°. Best body text is #000000 at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#509E27
RGB	rgb(80, 158, 39)
HSL	hsl(99, 60%, 39%)
HSV	hsv(99, 75%, 62%)
CMYK	cmyk(49.4%, 0%, 75.3%, 38%)
CIE-LAB	lab(58.33, -44.86, 51.37)
CIE-LCH	lch(58.33, 68.20, 131.13°)
OKLab	oklab(62.58% -0.1244 0.1154)
OKLCH	oklch(62.58% 0.17 137.2)
XYZ	xyz(15.9008, 26.3046, 6.1585)
Luminance	0.2631 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509E27 #75279E

analogous

#8B9E27 #509E27 #279E39

triadic

#509E27 #27509E #9E2750

tetradic

#509E27 #278B9E #75279E #9E3927

square

#509E27 #278B9E #75279E #9E3927

split-complementary

#509E27 #39279E #9E278B

monochromatic

#1E3C0F #376D1B #509E27 #69CD35 #8ED966

Accessibility & contrast

On white

3.35

#509E27 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.26

#509E27 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509E27

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509E27	#FFFFFF	#000000	##000000
##509E27	1.00	3.35	6.26	6.26
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.26	21.00	1.00	1.00
##000000	6.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3900E

Deuteranopia (green-blind)

#998A33

Tritanopia (blue-blind)

#4B9887

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #509e27;
/* rgb */ color: rgb(80, 158, 39);
/* oklch */ color: oklch(62.6% 0.170 137.2);

Tailwind

colors: {
  custom: {
    50: '#89bb6a',
    500: '#509e27',
    950: '#000000',
  },
}

SCSS

$custom: #509e27;
$custom-light: #89bb6a;
$custom-dark: #000000;

JSON

{
  "hex": "#509e27",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 39
  },
  "hsl": {
    "h": 99.328,
    "s": 60.406,
    "l": 38.627
  },
  "oklch": {
    "l": 0.6258,
    "c": 0.16966,
    "h": 137.2
  },
  "luminance": 0.26306
}

Semantic roles & 50–950 ramp

primary

#509E27

secondary

#9F62BF

accent

#44E4AD

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #509E27

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

Preview Lab → · Contrast checker → · Palette generator →