#497818#497818

#497818 is a mid, vivid yellow-green. Relative luminance 0.149; OKLCH L 52.0% C 0.133 H 132.7°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#497818
RGB	rgb(73, 120, 24)
HSL	hsl(89, 67%, 28%)
HSV	hsv(89, 80%, 47%)
CMYK	cmyk(39.2%, 0%, 80%, 52.9%)
CIE-LAB	lab(45.52, -32.08, 44.12)
CIE-LCH	lch(45.52, 54.54, 126.02°)
OKLab	oklab(51.96% -0.0905 0.098)
OKLCH	oklch(51.96% 0.133 132.7)
XYZ	xyz(9.6289, 14.9149, 3.2355)
Luminance	0.1492 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#497818 #471878

analogous

#787718 #497818 #197818

triadic

#497818 #184978 #781849

tetradic

#497818 #187877 #471878 #781819

square

#497818 #187877 #471878 #781819

split-complementary

#497818 #181978 #771878

monochromatic

#101A05 #2A450E #497818 #68AB22 #87D634

Accessibility & contrast

On white

5.27

#497818 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#497818 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #497818

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##497818	#FFFFFF	#000000	##FFFFFF
##497818	1.00	5.27	3.98	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D6E01

Deuteranopia (green-blind)

#776A22

Tritanopia (blue-blind)

#4A7366

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #497818;
/* rgb */ color: rgb(73, 120, 24);
/* oklch */ color: oklch(52.0% 0.133 132.7);

Tailwind

colors: {
  custom: {
    50: '#809f5d',
    500: '#497818',
    950: '#000000',
  },
}

SCSS

$custom: #497818;
$custom-light: #809f5d;
$custom-dark: #000000;

JSON

{
  "hex": "#497818",
  "rgb": {
    "r": 73,
    "g": 120,
    "b": 24
  },
  "hsl": {
    "h": 89.375,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.51957,
    "c": 0.13337,
    "h": 132.7
  },
  "luminance": 0.14915
}

Semantic roles & 50–950 ramp

primary

#497818

secondary

#753FAD

accent

#3EEA92

background

#F8F9F5

surface

#EFF2E9

border

#CACCC5

text

#0B0E05

muted

#7C7E79

Preview Lab

Preview with #497818

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

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