#406B18#406B18

#406B18 is a mid, vivid yellow-green. Relative luminance 0.117; OKLCH L 47.9% C 0.121 H 133.3°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#406B18
RGB	rgb(64, 107, 24)
HSL	hsl(91, 63%, 26%)
HSV	hsv(91, 78%, 42%)
CMYK	cmyk(40.2%, 0%, 77.6%, 58%)
CIE-LAB	lab(40.69, -29.54, 39.28)
CIE-LCH	lch(40.69, 49.14, 126.94°)
OKLab	oklab(47.88% -0.083 0.088)
OKLCH	oklch(47.88% 0.121 133.3)
XYZ	xyz(7.5368, 11.6710, 2.7196)
Luminance	0.1167 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406B18 #43186B

analogous

#696B18 #406B18 #186B19

triadic

#406B18 #18406B #6B1840

tetradic

#406B18 #18696B #43186B #6B1918

square

#406B18 #18696B #43186B #6B1918

split-complementary

#406B18 #19186B #6B1869

monochromatic

#0F1906 #22390D #406B18 #5E9D23 #7CCF2E

Accessibility & contrast

On white

6.30

#406B18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#406B18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406B18

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406B18	#FFFFFF	#000000	##FFFFFF
##406B18	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#706208

Deuteranopia (green-blind)

#6A5F20

Tritanopia (blue-blind)

#40665B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #406b18;
/* rgb */ color: rgb(64, 107, 24);
/* oklch */ color: oklch(47.9% 0.121 133.3);

Tailwind

colors: {
  custom: {
    50: '#79955b',
    500: '#406b18',
    950: '#000000',
  },
}

SCSS

$custom: #406b18;
$custom-light: #79955b;
$custom-dark: #000000;

JSON

{
  "hex": "#406b18",
  "rgb": {
    "r": 64,
    "g": 107,
    "b": 24
  },
  "hsl": {
    "h": 91.084,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.47878,
    "c": 0.121,
    "h": 133.3
  },
  "luminance": 0.11671
}

Semantic roles & 50–950 ramp

primary

#406B18

secondary

#713EA1

accent

#41E697

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#090D04

muted

#7B7E79

Preview Lab

Preview with #406B18

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

Preview Lab → · Contrast checker → · Palette generator →