#405C11#405C11

#405C11 is a dark, moderate yellow-green. Relative luminance 0.088; OKLCH L 43.7% C 0.105 H 128.4°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#405C11
RGB	rgb(64, 92, 17)
HSL	hsl(82, 69%, 21%)
HSV	hsv(82, 82%, 36%)
CMYK	cmyk(30.4%, 0%, 81.5%, 63.9%)
CIE-LAB	lab(35.57, -22.71, 36.96)
CIE-LCH	lch(35.57, 43.38, 121.57°)
OKLab	oklab(43.69% -0.0651 0.082)
OKLCH	oklch(43.69% 0.105 128.4)
XYZ	xyz(6.0427, 8.7846, 1.9074)
Luminance	0.0878 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405C11 #2D115C

analogous

#5C5311 #405C11 #1B5C11

triadic

#405C11 #11405C #5C1140

tetradic

#405C11 #115C53 #2D115C #5C111B

square

#405C11 #115C53 #2D115C #5C111B

split-complementary

#405C11 #111B5C #53115C

monochromatic

#121A05 #1C2807 #405C11 #64901B #88C324

Accessibility & contrast

On white

7.62

#405C11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#405C11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #405C11

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405C11	#FFFFFF	#000000	##FFFFFF
##405C11	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615502

Deuteranopia (green-blind)

#5D5318

Tritanopia (blue-blind)

#42574E

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #405c11;
/* rgb */ color: rgb(64, 92, 17);
/* oklch */ color: oklch(43.7% 0.105 128.4);

Tailwind

colors: {
  custom: {
    50: '#788a56',
    500: '#405c11',
    950: '#000000',
  },
}

SCSS

$custom: #405c11;
$custom-light: #788a56;
$custom-dark: #000000;

JSON

{
  "hex": "#405c11",
  "rgb": {
    "r": 64,
    "g": 92,
    "b": 17
  },
  "hsl": {
    "h": 82.4,
    "s": 68.807,
    "l": 21.373
  },
  "oklch": {
    "l": 0.43687,
    "c": 0.10467,
    "h": 128.4
  },
  "luminance": 0.08785
}

Semantic roles & 50–950 ramp

primary

#405C11

secondary

#583495

accent

#3CEC7E

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#090B03

muted

#7B7C78

Preview Lab

Preview with #405C11

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

Preview Lab → · Contrast checker → · Palette generator →