#40501D#40501D

#40501D is a dark, moderate yellow-green. Relative luminance 0.069; OKLCH L 40.5% C 0.077 H 124.4°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#40501D
RGB	rgb(64, 80, 29)
HSL	hsl(79, 47%, 21%)
HSV	hsv(79, 64%, 31%)
CMYK	cmyk(20%, 0%, 63.7%, 68.6%)
CIE-LAB	lab(31.61, -15.37, 27.43)
CIE-LCH	lch(31.61, 31.44, 119.25°)
OKLab	oklab(40.52% -0.0437 0.0638)
OKLCH	oklch(40.52% 0.077 124.4)
XYZ	xyz(5.2048, 6.9160, 2.2229)
Luminance	0.0692 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40501D #2D1D50

analogous

#50471D #40501D #27501D

triadic

#40501D #1D4050 #501D40

tetradic

#40501D #1D5047 #2D1D50 #501D27

square

#40501D #1D5047 #2D1D50 #501D27

split-complementary

#40501D #1D2750 #471D50

monochromatic

#121608 #1C230D #40501D #647D2D #88AA3E

Accessibility & contrast

On white

8.81

#40501D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#40501D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40501D

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40501D	#FFFFFF	#000000	##FFFFFF
##40501D	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544B18

Deuteranopia (green-blind)

#524A20

Tritanopia (blue-blind)

#434C45

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #40501d;
/* rgb */ color: rgb(64, 80, 29);
/* oklch */ color: oklch(40.5% 0.077 124.4);

Tailwind

colors: {
  custom: {
    50: '#76815b',
    500: '#40501d',
    950: '#000000',
  },
}

SCSS

$custom: #40501d;
$custom-light: #76815b;
$custom-dark: #000000;

JSON

{
  "hex": "#40501d",
  "rgb": {
    "r": 64,
    "g": 80,
    "b": 29
  },
  "hsl": {
    "h": 78.824,
    "s": 46.789,
    "l": 21.373
  },
  "oklch": {
    "l": 0.40519,
    "c": 0.07734,
    "h": 124.4
  },
  "luminance": 0.06916
}

Semantic roles & 50–950 ramp

primary

#40501D

secondary

#584485

accent

#51D67B

background

#F7F7F5

surface

#EDEEE9

border

#C8C9C5

text

#090A04

muted

#7B7C79

Preview Lab

Preview with #40501D

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

Preview Lab → · Contrast checker → · Palette generator →