#405C1B#405C1B

#405C1B is a dark, moderate yellow-green. Relative luminance 0.088; OKLCH L 43.8% C 0.097 H 129.7°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#405C1B
RGB	rgb(64, 92, 27)
HSL	hsl(86, 55%, 23%)
HSV	hsv(86, 71%, 36%)
CMYK	cmyk(30.4%, 0%, 70.7%, 63.9%)
CIE-LAB	lab(35.64, -21.98, 32.83)
CIE-LCH	lch(35.64, 39.51, 123.80°)
OKLab	oklab(43.77% -0.0622 0.075)
OKLCH	oklch(43.77% 0.097 129.7)
XYZ	xyz(6.1393, 8.8232, 2.4163)
Luminance	0.0882 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405C1B #371B5C

analogous

#5C571B #405C1B #1F5C1B

triadic

#405C1B #1B405C #5C1B40

tetradic

#405C1B #1B5C57 #371B5C #5C1B1F

square

#405C1B #1B5C57 #371B5C #5C1B1F

split-complementary

#405C1B #1B1F5C #571B5C

monochromatic

#101807 #1F2D0D #405C1B #618B29 #82BB37

Accessibility & contrast

On white

7.60

#405C1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#405C1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #405C1B

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405C1B	#FFFFFF	#000000	##FFFFFF
##405C1B	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605512

Deuteranopia (green-blind)

#5D5320

Tritanopia (blue-blind)

#42584F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #405c1b;
/* rgb */ color: rgb(64, 92, 27);
/* oklch */ color: oklch(43.8% 0.097 129.7);

Tailwind

colors: {
  custom: {
    50: '#778a5b',
    500: '#405c1b',
    950: '#000000',
  },
}

SCSS

$custom: #405c1b;
$custom-light: #778a5b;
$custom-dark: #000000;

JSON

{
  "hex": "#405c1b",
  "rgb": {
    "r": 64,
    "g": 92,
    "b": 27
  },
  "hsl": {
    "h": 85.846,
    "s": 54.622,
    "l": 23.333
  },
  "oklch": {
    "l": 0.43772,
    "c": 0.0974,
    "h": 129.7
  },
  "luminance": 0.08823
}

Semantic roles & 50–950 ramp

primary

#405C1B

secondary

#644192

accent

#4ADE8A

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#090B04

muted

#7B7C79

Preview Lab

Preview with #405C1B

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

Preview Lab → · Contrast checker → · Palette generator →