#418B1B#418B1B

#418B1B is a mid, vivid yellow-green. Relative luminance 0.197; OKLCH L 56.7% C 0.160 H 137.6°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#418B1B
RGB	rgb(65, 139, 27)
HSL	hsl(100, 67%, 33%)
HSV	hsv(100, 81%, 55%)
CMYK	cmyk(53.2%, 0%, 80.6%, 45.5%)
CIE-LAB	lab(51.46, -42.69, 48.62)
CIE-LCH	lch(51.46, 64.70, 131.28°)
OKLab	oklab(56.74% -0.1183 0.108)
OKLCH	oklch(56.74% 0.16 137.6)
XYZ	xyz(11.6100, 19.6673, 4.2211)
Luminance	0.1967 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#418B1B #651B8B

analogous

#798B1B #418B1B #1B8B2D

triadic

#418B1B #1B418B #8B1B41

tetradic

#418B1B #1B798B #651B8B #8B2D1B

square

#418B1B #1B798B #651B8B #8B2D1B

split-complementary

#418B1B #2D1B8B #8B1B79

monochromatic

#112507 #295811 #418B1B #59BE25 #78DB45

Accessibility & contrast

On white

4.26

#418B1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#418B1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #418B1B

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##418B1B	#FFFFFF	#000000	##000000
##418B1B	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907E00

Deuteranopia (green-blind)

#867828

Tritanopia (blue-blind)

#3C8676

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #418b1b;
/* rgb */ color: rgb(65, 139, 27);
/* oklch */ color: oklch(56.7% 0.160 137.6);

Tailwind

colors: {
  custom: {
    50: '#7ead61',
    500: '#418b1b',
    950: '#000000',
  },
}

SCSS

$custom: #418b1b;
$custom-light: #7ead61;
$custom-dark: #000000;

JSON

{
  "hex": "#418b1b",
  "rgb": {
    "r": 65,
    "g": 139,
    "b": 27
  },
  "hsl": {
    "h": 99.643,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.5674,
    "c": 0.1602,
    "h": 137.6
  },
  "luminance": 0.19668
}

Semantic roles & 50–950 ramp

primary

#418B1B

secondary

#9445BC

accent

#3DEAB0

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0B1005

muted

#7C7F7A

Preview Lab

Preview with #418B1B

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

Preview Lab → · Contrast checker → · Palette generator →