#405B1D#405B1D

#405B1D is a dark, moderate yellow-green. Relative luminance 0.087; OKLCH L 43.5% C 0.094 H 129.6°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#405B1D
RGB	rgb(64, 91, 29)
HSL	hsl(86, 52%, 24%)
HSV	hsv(86, 68%, 36%)
CMYK	cmyk(29.7%, 0%, 68.1%, 64.3%)
CIE-LAB	lab(35.32, -21.28, 31.54)
CIE-LCH	lch(35.32, 38.05, 124.01°)
OKLab	oklab(43.52% -0.0601 0.0725)
OKLCH	oklch(43.52% 0.094 129.6)
XYZ	xyz(6.0772, 8.6607, 2.5137)
Luminance	0.0866 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405B1D #381D5B

analogous

#5B571D #405B1D #215B1D

triadic

#405B1D #1D405B #5B1D40

tetradic

#405B1D #1D5B57 #381D5B #5B1D21

square

#405B1D #1D5B57 #381D5B #5B1D21

split-complementary

#405B1D #1D215B #571D5B

monochromatic

#101707 #1F2D0E #405B1D #61892C #81B83B

Accessibility & contrast

On white

7.69

#405B1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#405B1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #405B1D

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405B1D	#FFFFFF	#000000	##FFFFFF
##405B1D	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5415

Deuteranopia (green-blind)

#5C5222

Tritanopia (blue-blind)

#42574E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #405b1d;
/* rgb */ color: rgb(64, 91, 29);
/* oklch */ color: oklch(43.5% 0.094 129.6);

Tailwind

colors: {
  custom: {
    50: '#77895c',
    500: '#405b1d',
    950: '#000000',
  },
}

SCSS

$custom: #405b1d;
$custom-light: #77895c;
$custom-dark: #000000;

JSON

{
  "hex": "#405b1d",
  "rgb": {
    "r": 64,
    "g": 91,
    "b": 29
  },
  "hsl": {
    "h": 86.129,
    "s": 51.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.43519,
    "c": 0.09418,
    "h": 129.6
  },
  "luminance": 0.08661
}

Semantic roles & 50–950 ramp

primary

#405B1D

secondary

#654490

accent

#4DDB8B

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#090B04

muted

#7B7C79

Preview Lab

Preview with #405B1D

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

Preview Lab → · Contrast checker → · Palette generator →