#509B66#509B66

#509B66 is a light, moderate green. Relative luminance 0.261; OKLCH L 62.7% C 0.110 H 151.6°. Best body text is #000000 at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#509B66
RGB	rgb(80, 155, 102)
HSL	hsl(138, 32%, 46%)
HSV	hsv(138, 48%, 61%)
CMYK	cmyk(48.4%, 0%, 34.2%, 39.2%)
CIE-LAB	lab(58.14, -35.51, 20.79)
CIE-LCH	lch(58.14, 41.15, 149.65°)
OKLab	oklab(62.68% -0.0967 0.0523)
OKLCH	oklch(62.68% 0.11 151.6)
XYZ	xyz(17.4267, 26.1062, 16.6885)
Luminance	0.2611 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509B66 #9B5085

analogous

#5F9B50 #509B66 #509B8B

triadic

#509B66 #66509B #9B6650

tetradic

#509B66 #505F9B #9B5085 #9B8B50

square

#509B66 #505F9B #9B5085 #9B8B50

split-complementary

#509B66 #8B509B #9B505F

monochromatic

#264A31 #3B734B #509B66 #72B686 #9ACBA9

Accessibility & contrast

On white

3.38

#509B66 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.22

#509B66 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509B66

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509B66	#FFFFFF	#000000	##000000
##509B66	1.00	3.38	6.22	6.22
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.22	21.00	1.00	1.00
##000000	6.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B9063

Deuteranopia (green-blind)

#918969

Tritanopia (blue-blind)

#40998D

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #509b66;
/* rgb */ color: rgb(80, 155, 102);
/* oklch */ color: oklch(62.7% 0.110 151.6);

Tailwind

colors: {
  custom: {
    50: '#86b992',
    500: '#509b66',
    950: '#000000',
  },
}

SCSS

$custom: #509b66;
$custom-light: #86b992;
$custom-dark: #000000;

JSON

{
  "hex": "#509b66",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 102
  },
  "hsl": {
    "h": 137.6,
    "s": 31.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.62676,
    "c": 0.10991,
    "h": 151.6
  },
  "luminance": 0.26107
}

Semantic roles & 50–950 ramp

primary

#509B66

secondary

#B88FAC

accent

#60A9C8

background

#F8FBF8

surface

#F0F6F0

border

#CBD0CB

text

#0B110D

muted

#7C807D

Preview Lab

Preview with #509B66

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

Preview Lab → · Contrast checker → · Palette generator →