#407B18#407B18

#407B18 is a mid, vivid yellow-green. Relative luminance 0.153; OKLCH L 52.3% C 0.142 H 135.9°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#407B18
RGB	rgb(64, 123, 24)
HSL	hsl(96, 67%, 29%)
HSV	hsv(96, 80%, 48%)
CMYK	cmyk(48%, 0%, 80.5%, 51.8%)
CIE-LAB	lab(46.07, -36.64, 44.49)
CIE-LCH	lch(46.07, 57.63, 129.47°)
OKLab	oklab(52.29% -0.1022 0.0989)
OKLCH	oklch(52.29% 0.142 135.9)
XYZ	xyz(9.3619, 15.3213, 3.3280)
Luminance	0.1532 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407B18 #53187B

analogous

#727B18 #407B18 #187B22

triadic

#407B18 #18407B #7B1840

tetradic

#407B18 #18727B #53187B #7B2218

square

#407B18 #18727B #53187B #7B2218

split-complementary

#407B18 #22187B #7B1872

monochromatic

#0D1A05 #25480E #407B18 #5BAE22 #77D836

Accessibility & contrast

On white

5.17

#407B18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#407B18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #407B18

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407B18	#FFFFFF	#000000	##FFFFFF
##407B18	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807000

Deuteranopia (green-blind)

#786B23

Tritanopia (blue-blind)

#3E7669

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #407b18;
/* rgb */ color: rgb(64, 123, 24);
/* oklch */ color: oklch(52.3% 0.142 135.9);

Tailwind

colors: {
  custom: {
    50: '#7ba25e',
    500: '#407b18',
    950: '#000000',
  },
}

SCSS

$custom: #407b18;
$custom-light: #7ba25e;
$custom-dark: #000000;

JSON

{
  "hex": "#407b18",
  "rgb": {
    "r": 64,
    "g": 123,
    "b": 24
  },
  "hsl": {
    "h": 95.758,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.5229,
    "c": 0.14221,
    "h": 135.9
  },
  "luminance": 0.15322
}

Semantic roles & 50–950 ramp

primary

#407B18

secondary

#823FB0

accent

#3EEAA4

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #407B18

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

Preview Lab → · Contrast checker → · Palette generator →