#406C18#406C18

#406C18 is a mid, vivid yellow-green. Relative luminance 0.119; OKLCH L 48.2% C 0.122 H 133.5°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#406C18
RGB	rgb(64, 108, 24)
HSL	hsl(91, 64%, 26%)
HSV	hsv(91, 78%, 42%)
CMYK	cmyk(40.7%, 0%, 77.8%, 57.6%)
CIE-LAB	lab(41.03, -30.00, 39.61)
CIE-LCH	lch(41.03, 49.69, 127.14°)
OKLab	oklab(48.15% -0.0843 0.0887)
OKLCH	oklch(48.15% 0.122 133.5)
XYZ	xyz(7.6417, 11.8807, 2.7545)
Luminance	0.1188 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406C18 #44186C

analogous

#6A6C18 #406C18 #186C1A

triadic

#406C18 #18406C #6C1840

tetradic

#406C18 #186A6C #44186C #6C1A18

square

#406C18 #186A6C #44186C #6C1A18

split-complementary

#406C18 #1A186C #6C186A

monochromatic

#0F1906 #223A0D #406C18 #5E9E23 #7BD02E

Accessibility & contrast

On white

6.22

#406C18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#406C18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406C18

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406C18	#FFFFFF	#000000	##FFFFFF
##406C18	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#716307

Deuteranopia (green-blind)

#6B5F20

Tritanopia (blue-blind)

#40675C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #406c18;
/* rgb */ color: rgb(64, 108, 24);
/* oklch */ color: oklch(48.2% 0.122 133.5);

Tailwind

colors: {
  custom: {
    50: '#79965b',
    500: '#406c18',
    950: '#000000',
  },
}

SCSS

$custom: #406c18;
$custom-light: #79965b;
$custom-dark: #000000;

JSON

{
  "hex": "#406c18",
  "rgb": {
    "r": 64,
    "g": 108,
    "b": 24
  },
  "hsl": {
    "h": 91.429,
    "s": 63.636,
    "l": 25.882
  },
  "oklch": {
    "l": 0.48154,
    "c": 0.12236,
    "h": 133.5
  },
  "luminance": 0.11881
}

Semantic roles & 50–950 ramp

primary

#406C18

secondary

#723EA2

accent

#41E798

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#090D04

muted

#7B7E79

Preview Lab

Preview with #406C18

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

Preview Lab → · Contrast checker → · Palette generator →