#366B18#366B18

#366B18 is a mid, vivid yellow-green. Relative luminance 0.114; OKLCH L 47.3% C 0.127 H 136.7°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#366B18
RGB	rgb(54, 107, 24)
HSL	hsl(98, 63%, 26%)
HSV	hsv(98, 78%, 42%)
CMYK	cmyk(49.5%, 0%, 77.6%, 58%)
CIE-LAB	lab(40.19, -33.17, 38.61)
CIE-LCH	lch(40.19, 50.91, 130.67°)
OKLab	oklab(47.33% -0.0921 0.0868)
OKLCH	oklch(47.33% 0.127 136.7)
XYZ	xyz(6.9437, 11.3652, 2.6918)
Luminance	0.1137 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#366B18 #4D186B

analogous

#5F6B18 #366B18 #186B23

triadic

#366B18 #18366B #6B1836

tetradic

#366B18 #185F6B #4D186B #6B2318

square

#366B18 #185F6B #4D186B #6B2318

split-complementary

#366B18 #23186B #6B185F

monochromatic

#0D1906 #1D390D #366B18 #4F9D23 #68CF2E

Accessibility & contrast

On white

6.42

#366B18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#366B18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #366B18

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##366B18	#FFFFFF	#000000	##FFFFFF
##366B18	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6108

Deuteranopia (green-blind)

#685D20

Tritanopia (blue-blind)

#33675B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #366b18;
/* rgb */ color: rgb(54, 107, 24);
/* oklch */ color: oklch(47.3% 0.127 136.7);

Tailwind

colors: {
  custom: {
    50: '#73965b',
    500: '#366b18',
    950: '#000000',
  },
}

SCSS

$custom: #366b18;
$custom-light: #73965b;
$custom-dark: #000000;

JSON

{
  "hex": "#366b18",
  "rgb": {
    "r": 54,
    "g": 107,
    "b": 24
  },
  "hsl": {
    "h": 98.313,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.47333,
    "c": 0.12659,
    "h": 136.7
  },
  "luminance": 0.11366
}

Semantic roles & 50–950 ramp

primary

#366B18

secondary

#7D3EA1

accent

#41E6AB

background

#F7F9F5

surface

#EDF2E9

border

#C8CCC5

text

#080D04

muted

#7B7E79

Preview Lab

Preview with #366B18

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

Preview Lab → · Contrast checker → · Palette generator →