#407818#407818

#407818 is a mid, vivid yellow-green. Relative luminance 0.146; OKLCH L 51.5% C 0.138 H 135.5°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#407818
RGB	rgb(64, 120, 24)
HSL	hsl(95, 67%, 28%)
HSV	hsv(95, 80%, 47%)
CMYK	cmyk(46.7%, 0%, 80%, 52.9%)
CIE-LAB	lab(45.07, -35.35, 43.53)
CIE-LCH	lch(45.07, 56.08, 129.08°)
OKLab	oklab(51.46% -0.0987 0.0969)
OKLCH	oklch(51.46% 0.138 135.5)
XYZ	xyz(8.9955, 14.5883, 3.2058)
Luminance	0.1459 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407818 #501878

analogous

#707818 #407818 #187820

triadic

#407818 #184078 #781840

tetradic

#407818 #187078 #501878 #782018

square

#407818 #187078 #501878 #782018

split-complementary

#407818 #201878 #781870

monochromatic

#0E1A05 #25450E #407818 #5BAB22 #78D634

Accessibility & contrast

On white

5.36

#407818 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#407818 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #407818

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407818	#FFFFFF	#000000	##FFFFFF
##407818	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D6E01

Deuteranopia (green-blind)

#756922

Tritanopia (blue-blind)

#3E7366

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #407818;
/* rgb */ color: rgb(64, 120, 24);
/* oklch */ color: oklch(51.5% 0.138 135.5);

Tailwind

colors: {
  custom: {
    50: '#7b9f5d',
    500: '#407818',
    950: '#000000',
  },
}

SCSS

$custom: #407818;
$custom-light: #7b9f5d;
$custom-dark: #000000;

JSON

{
  "hex": "#407818",
  "rgb": {
    "r": 64,
    "g": 120,
    "b": 24
  },
  "hsl": {
    "h": 95,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.51464,
    "c": 0.13834,
    "h": 135.5
  },
  "luminance": 0.14589
}

Semantic roles & 50–950 ramp

primary

#407818

secondary

#7F3FAD

accent

#3EEAA2

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#0A0E05

muted

#7C7E79

Preview Lab

Preview with #407818

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

Preview Lab → · Contrast checker → · Palette generator →