#40481B#40481B

#40481B is a dark, moderate yellow-green. Relative luminance 0.058; OKLCH L 38.3% C 0.067 H 118.1°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#40481B
RGB	rgb(64, 72, 27)
HSL	hsl(71, 45%, 19%)
HSV	hsv(71, 63%, 28%)
CMYK	cmyk(11.1%, 0%, 62.5%, 71.8%)
CIE-LAB	lab(28.91, -10.99, 25.44)
CIE-LCH	lch(28.91, 27.71, 113.36°)
OKLab	oklab(38.34% -0.0317 0.0593)
OKLCH	oklch(38.34% 0.067 118.1)
XYZ	xyz(4.6296, 5.8039, 1.9131)
Luminance	0.0580 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40481B #231B48

analogous

#483A1B #40481B #2A481B

triadic

#40481B #1B4048 #481B40

tetradic

#40481B #1B483A #231B48 #481B2A

square

#40481B #1B483A #231B48 #481B2A

split-complementary

#40481B #1B2A48 #3A1B48

monochromatic

#141608 #181B0A #40481B #68752C #8FA13C

Accessibility & contrast

On white

9.72

#40481B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#40481B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40481B

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40481B	#FFFFFF	#000000	##FFFFFF
##40481B	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4416

Deuteranopia (green-blind)

#4C441E

Tritanopia (blue-blind)

#44443E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #40481b;
/* rgb */ color: rgb(64, 72, 27);
/* oklch */ color: oklch(38.3% 0.067 118.1);

Tailwind

colors: {
  custom: {
    50: '#767a59',
    500: '#40481b',
    950: '#000000',
  },
}

SCSS

$custom: #40481b;
$custom-light: #767a59;
$custom-dark: #000000;

JSON

{
  "hex": "#40481b",
  "rgb": {
    "r": 64,
    "g": 72,
    "b": 27
  },
  "hsl": {
    "h": 70.667,
    "s": 45.455,
    "l": 19.412
  },
  "oklch": {
    "l": 0.38338,
    "c": 0.06722,
    "h": 118.1
  },
  "luminance": 0.05804
}

Semantic roles & 50–950 ramp

primary

#40481B

secondary

#4C417E

accent

#53D56A

background

#F7F7F5

surface

#EDEDE9

border

#C8C8C5

text

#080903

muted

#7B7B78

Preview Lab

Preview with #40481B

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

Preview Lab → · Contrast checker → · Palette generator →