#40522B#40522B

#40522B is a dark, moderate yellow-green. Relative luminance 0.073; OKLCH L 41.3% C 0.065 H 129.1°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#40522B
RGB	rgb(64, 82, 43)
HSL	hsl(88, 31%, 25%)
HSV	hsv(88, 48%, 32%)
CMYK	cmyk(22%, 0%, 47.6%, 67.8%)
CIE-LAB	lab(32.48, -14.77, 20.60)
CIE-LCH	lch(32.48, 25.35, 125.65°)
OKLab	oklab(41.28% -0.0407 0.0501)
OKLCH	oklch(41.28% 0.065 129.1)
XYZ	xyz(5.5676, 7.2989, 3.4005)
Luminance	0.0730 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40522B #3D2B52

analogous

#52512B #40522B #2D522B

triadic

#40522B #2B4052 #522B40

tetradic

#40522B #2B5251 #3D2B52 #522B2D

square

#40522B #2B5251 #3D2B52 #522B2D

split-complementary

#40522B #2B2D52 #512B52

monochromatic

#10140B #212A16 #40522B #5F7A40 #7FA255

Accessibility & contrast

On white

8.54

#40522B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#40522B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40522B

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40522B	#FFFFFF	#000000	##FFFFFF
##40522B	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554D28

Deuteranopia (green-blind)

#534C2D

Tritanopia (blue-blind)

#414F49

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #40522b;
/* rgb */ color: rgb(64, 82, 43);
/* oklch */ color: oklch(41.3% 0.065 129.1);

Tailwind

colors: {
  custom: {
    50: '#768265',
    500: '#40522b',
    950: '#000000',
  },
}

SCSS

$custom: #40522b;
$custom-light: #768265;
$custom-dark: #000000;

JSON

{
  "hex": "#40522b",
  "rgb": {
    "r": 64,
    "g": 82,
    "b": 43
  },
  "hsl": {
    "h": 87.692,
    "s": 31.2,
    "l": 24.51
  },
  "oklch": {
    "l": 0.41277,
    "c": 0.06456,
    "h": 129.1
  },
  "luminance": 0.07299
}

Semantic roles & 50–950 ramp

primary

#40522B

secondary

#6B5584

accent

#60C790

background

#F7F7F6

surface

#EDEEEB

border

#C8C9C6

text

#080A05

muted

#7B7C7A

Preview Lab

Preview with #40522B

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

Preview Lab → · Contrast checker → · Palette generator →