#497B17#497B17

#497B17 is a mid, vivid yellow-green. Relative luminance 0.156; OKLCH L 52.8% C 0.138 H 133.2°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#497B17
RGB	rgb(73, 123, 23)
HSL	hsl(90, 68%, 29%)
HSV	hsv(90, 81%, 48%)
CMYK	cmyk(40.7%, 0%, 81.3%, 51.8%)
CIE-LAB	lab(46.50, -33.49, 45.38)
CIE-LCH	lch(46.50, 56.40, 126.42°)
OKLab	oklab(52.76% -0.0944 0.1005)
OKLCH	oklch(52.76% 0.138 133.2)
XYZ	xyz(9.9851, 15.6438, 3.3039)
Luminance	0.1564 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#497B17 #49177B

analogous

#7B7B17 #497B17 #177B17

triadic

#497B17 #17497B #7B1749

tetradic

#497B17 #177B7B #49177B #7B1717

square

#497B17 #177B7B #49177B #7B1717

split-complementary

#497B17 #17177B #7B177B

monochromatic

#0F1A05 #2A470D #497B17 #68AF21 #86D933

Accessibility & contrast

On white

5.09

#497B17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#497B17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #497B17

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##497B17	#FFFFFF	#000000	##FFFFFF
##497B17	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807100

Deuteranopia (green-blind)

#7A6D22

Tritanopia (blue-blind)

#497669

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #497b17;
/* rgb */ color: rgb(73, 123, 23);
/* oklch */ color: oklch(52.8% 0.138 133.2);

Tailwind

colors: {
  custom: {
    50: '#81a15d',
    500: '#497b17',
    950: '#000000',
  },
}

SCSS

$custom: #497b17;
$custom-light: #81a15d;
$custom-dark: #000000;

JSON

{
  "hex": "#497b17",
  "rgb": {
    "r": 73,
    "g": 123,
    "b": 23
  },
  "hsl": {
    "h": 90,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.52762,
    "c": 0.13784,
    "h": 133.2
  },
  "luminance": 0.15644
}

Semantic roles & 50–950 ramp

primary

#497B17

secondary

#773EB0

accent

#3CEB94

background

#F8F9F5

surface

#EFF2E9

border

#CACCC5

text

#0B0F05

muted

#7C7E79

Preview Lab

Preview with #497B17

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

Preview Lab → · Contrast checker → · Palette generator →