#405818#405818

#405818 is a dark, moderate yellow-green. Relative luminance 0.081; OKLCH L 42.6% C 0.094 H 127.7°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#405818
RGB	rgb(64, 88, 24)
HSL	hsl(83, 57%, 22%)
HSV	hsv(83, 73%, 35%)
CMYK	cmyk(27.3%, 0%, 72.7%, 65.5%)
CIE-LAB	lab(34.26, -20.15, 32.77)
CIE-LCH	lch(34.26, 38.47, 121.59°)
OKLab	oklab(42.65% -0.0575 0.0744)
OKLCH	oklch(42.65% 0.094 127.7)
XYZ	xyz(5.7689, 8.1353, 2.1303)
Luminance	0.0814 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405818 #301858

analogous

#585018 #405818 #205818

triadic

#405818 #184058 #581840

tetradic

#405818 #185850 #301858 #581820

square

#405818 #185850 #301858 #581820

split-complementary

#405818 #182058 #501858

monochromatic

#111807 #1D280B #405818 #638825 #86B832

Accessibility & contrast

On white

7.99

#405818 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#405818 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #405818

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405818	#FFFFFF	#000000	##FFFFFF
##405818	1.00	7.99	2.63	7.99
#FFFFFF	7.99	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D520F

Deuteranopia (green-blind)

#59501D

Tritanopia (blue-blind)

#42544B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #405818;
/* rgb */ color: rgb(64, 88, 24);
/* oklch */ color: oklch(42.6% 0.094 127.7);

Tailwind

colors: {
  custom: {
    50: '#778759',
    500: '#405818',
    950: '#000000',
  },
}

SCSS

$custom: #405818;
$custom-light: #778759;
$custom-dark: #000000;

JSON

{
  "hex": "#405818",
  "rgb": {
    "r": 64,
    "g": 88,
    "b": 24
  },
  "hsl": {
    "h": 82.5,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.42645,
    "c": 0.09399,
    "h": 127.7
  },
  "luminance": 0.08135
}

Semantic roles & 50–950 ramp

primary

#405818

secondary

#5C3D8F

accent

#47E081

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090B04

muted

#7B7C79

Preview Lab

Preview with #405818

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

Preview Lab → · Contrast checker → · Palette generator →