#40541B#40541B

#40541B is a dark, moderate yellow-green. Relative luminance 0.075; OKLCH L 41.6% C 0.085 H 126.3°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#40541B
RGB	rgb(64, 84, 27)
HSL	hsl(81, 51%, 22%)
HSV	hsv(81, 68%, 33%)
CMYK	cmyk(23.8%, 0%, 67.9%, 67.1%)
CIE-LAB	lab(32.94, -17.76, 29.93)
CIE-LCH	lch(32.94, 34.80, 120.69°)
OKLab	oklab(41.58% -0.0505 0.0689)
OKLCH	oklch(41.58% 0.085 126.3)
XYZ	xyz(5.4825, 7.5097, 2.1974)
Luminance	0.0751 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40541B #2F1B54

analogous

#544C1B #40541B #24541B

triadic

#40541B #1B4054 #541B40

tetradic

#40541B #1B544C #2F1B54 #541B24

square

#40541B #1B544C #2F1B54 #541B24

split-complementary

#40541B #1B2454 #4C1B54

monochromatic

#121707 #1D260C #40541B #63822A #87B139

Accessibility & contrast

On white

8.39

#40541B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#40541B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40541B

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40541B	#FFFFFF	#000000	##FFFFFF
##40541B	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594E14

Deuteranopia (green-blind)

#564D1F

Tritanopia (blue-blind)

#435048

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #40541b;
/* rgb */ color: rgb(64, 84, 27);
/* oklch */ color: oklch(41.6% 0.085 126.3);

Tailwind

colors: {
  custom: {
    50: '#77845a',
    500: '#40541b',
    950: '#000000',
  },
}

SCSS

$custom: #40541b;
$custom-light: #77845a;
$custom-dark: #000000;

JSON

{
  "hex": "#40541b",
  "rgb": {
    "r": 64,
    "g": 84,
    "b": 27
  },
  "hsl": {
    "h": 81.053,
    "s": 51.351,
    "l": 21.765
  },
  "oklch": {
    "l": 0.41582,
    "c": 0.08541,
    "h": 126.3
  },
  "luminance": 0.0751
}

Semantic roles & 50–950 ramp

primary

#40541B

secondary

#5B418A

accent

#4DDB7F

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090A04

muted

#7B7C79

Preview Lab

Preview with #40541B

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

Preview Lab → · Contrast checker → · Palette generator →