#404F18#404F18

#404F18 is a dark, moderate yellow-green. Relative luminance 0.067; OKLCH L 40.2% C 0.081 H 123.1°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#404F18
RGB	rgb(64, 79, 24)
HSL	hsl(76, 53%, 20%)
HSV	hsv(76, 70%, 31%)
CMYK	cmyk(19%, 0%, 69.6%, 69%)
CIE-LAB	lab(31.23, -15.28, 29.56)
CIE-LCH	lch(31.23, 33.27, 117.34°)
OKLab	oklab(40.19% -0.044 0.0676)
OKLCH	oklch(40.19% 0.081 123.1)
XYZ	xyz(5.0752, 6.7479, 1.8991)
Luminance	0.0675 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404F18 #27184F

analogous

#4F4318 #404F18 #244F18

triadic

#404F18 #18404F #4F1840

tetradic

#404F18 #184F43 #27184F #4F1824

square

#404F18 #184F43 #27184F #4F1824

split-complementary

#404F18 #18244F #43184F

monochromatic

#131707 #1A200A #404F18 #667E26 #8CAD35

Accessibility & contrast

On white

8.94

#404F18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#404F18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404F18

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404F18	#FFFFFF	#000000	##FFFFFF
##404F18	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544A11

Deuteranopia (green-blind)

#52491C

Tritanopia (blue-blind)

#434B44

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #404f18;
/* rgb */ color: rgb(64, 79, 24);
/* oklch */ color: oklch(40.2% 0.081 123.1);

Tailwind

colors: {
  custom: {
    50: '#778058',
    500: '#404f18',
    950: '#000000',
  },
}

SCSS

$custom: #404f18;
$custom-light: #778058;
$custom-dark: #000000;

JSON

{
  "hex": "#404f18",
  "rgb": {
    "r": 64,
    "g": 79,
    "b": 24
  },
  "hsl": {
    "h": 76.364,
    "s": 53.398,
    "l": 20.196
  },
  "oklch": {
    "l": 0.40188,
    "c": 0.08068,
    "h": 123.1
  },
  "luminance": 0.06748
}

Semantic roles & 50–950 ramp

primary

#404F18

secondary

#513D86

accent

#4BDD73

background

#F7F7F5

surface

#EDEEE9

border

#C8C9C5

text

#090A03

muted

#7B7C78

Preview Lab

Preview with #404F18

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

Preview Lab → · Contrast checker → · Palette generator →