#40781A#40781A

#40781A is a mid, vivid yellow-green. Relative luminance 0.146; OKLCH L 51.5% C 0.137 H 135.7°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#40781A
RGB	rgb(64, 120, 26)
HSL	hsl(96, 64%, 29%)
HSV	hsv(96, 78%, 47%)
CMYK	cmyk(46.7%, 0%, 78.3%, 52.9%)
CIE-LAB	lab(45.08, -35.22, 42.83)
CIE-LCH	lch(45.08, 55.45, 129.44°)
OKLab	oklab(51.48% -0.0982 0.0958)
OKLCH	oklch(51.48% 0.137 135.7)
XYZ	xyz(9.0171, 14.5970, 3.3194)
Luminance	0.1460 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40781A #521A78

analogous

#6F781A #40781A #1A7823

triadic

#40781A #1A4078 #781A40

tetradic

#40781A #1A6F78 #521A78 #78231A

square

#40781A #1A6F78 #521A78 #78231A

split-complementary

#40781A #231A78 #781A6F

monochromatic

#0D1905 #25460F #40781A #5BAA25 #77D438

Accessibility & contrast

On white

5.36

#40781A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#40781A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40781A

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40781A	#FFFFFF	#000000	##FFFFFF
##40781A	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)

#7D6E05

Deuteranopia (green-blind)

#756924

Tritanopia (blue-blind)

#3E7366

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #40781a;
/* rgb */ color: rgb(64, 120, 26);
/* oklch */ color: oklch(51.5% 0.137 135.7);

Tailwind

colors: {
  custom: {
    50: '#7a9f5e',
    500: '#40781a',
    950: '#000000',
  },
}

SCSS

$custom: #40781a;
$custom-light: #7a9f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#40781a",
  "rgb": {
    "r": 64,
    "g": 120,
    "b": 26
  },
  "hsl": {
    "h": 95.745,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.51478,
    "c": 0.13718,
    "h": 135.7
  },
  "luminance": 0.14598
}

Semantic roles & 50–950 ramp

primary

#40781A

secondary

#8141AC

accent

#40E7A4

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#0A0E05

muted

#7C7E79

Preview Lab

Preview with #40781A

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

Preview Lab → · Contrast checker → · Palette generator →