#418C1B#418C1B

#418C1B is a mid, vivid yellow-green. Relative luminance 0.200; OKLCH L 57.0% C 0.161 H 137.7°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#418C1B
RGB	rgb(65, 140, 27)
HSL	hsl(100, 68%, 33%)
HSV	hsv(100, 81%, 55%)
CMYK	cmyk(53.6%, 0%, 80.7%, 45.1%)
CIE-LAB	lab(51.79, -43.08, 48.93)
CIE-LCH	lch(51.79, 65.19, 131.36°)
OKLab	oklab(57.01% -0.1194 0.1087)
OKLCH	oklch(57.01% 0.161 137.7)
XYZ	xyz(11.7555, 19.9582, 4.2696)
Luminance	0.1996 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#418C1B #661B8C

analogous

#798C1B #418C1B #1B8C2D

triadic

#418C1B #1B418C #8C1B41

tetradic

#418C1B #1B798C #661B8C #8C2D1B

square

#418C1B #1B798C #661B8C #8C2D1B

split-complementary

#418C1B #2D1B8C #8C1B79

monochromatic

#112507 #295911 #418C1B #59BF25 #78DB46

Accessibility & contrast

On white

4.21

#418C1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#418C1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #418C1B

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##418C1B	#FFFFFF	#000000	##000000
##418C1B	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#917F00

Deuteranopia (green-blind)

#877928

Tritanopia (blue-blind)

#3B8777

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #418c1b;
/* rgb */ color: rgb(65, 140, 27);
/* oklch */ color: oklch(57.0% 0.161 137.7);

Tailwind

colors: {
  custom: {
    50: '#7eae61',
    500: '#418c1b',
    950: '#000000',
  },
}

SCSS

$custom: #418c1b;
$custom-light: #7eae61;
$custom-dark: #000000;

JSON

{
  "hex": "#418c1b",
  "rgb": {
    "r": 65,
    "g": 140,
    "b": 27
  },
  "hsl": {
    "h": 99.823,
    "s": 67.665,
    "l": 32.745
  },
  "oklch": {
    "l": 0.57013,
    "c": 0.16143,
    "h": 137.7
  },
  "luminance": 0.19959
}

Semantic roles & 50–950 ramp

primary

#418C1B

secondary

#9546BD

accent

#3DEBB0

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0B1005

muted

#7C7F7A

Preview Lab

Preview with #418C1B

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

Preview Lab → · Contrast checker → · Palette generator →