#40520F#40520F

#40520F is a dark, moderate yellow-green. Relative luminance 0.072; OKLCH L 40.9% C 0.092 H 123.9°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#40520F
RGB	rgb(64, 82, 15)
HSL	hsl(76, 69%, 19%)
HSV	hsv(76, 82%, 32%)
CMYK	cmyk(22%, 0%, 81.7%, 67.8%)
CIE-LAB	lab(32.17, -17.58, 34.48)
CIE-LCH	lch(32.17, 38.71, 117.02°)
OKLab	oklab(40.92% -0.0513 0.0764)
OKLCH	oklch(40.92% 0.092 123.9)
XYZ	xyz(5.2179, 7.1590, 1.5588)
Luminance	0.0716 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40520F #210F52

analogous

#52430F #40520F #1F520F

triadic

#40520F #0F4052 #520F40

tetradic

#40520F #0F5243 #210F52 #520F1F

square

#40520F #0F5243 #210F52 #520F1F

split-complementary

#40520F #0F1F52 #430F52

monochromatic

#141A05 #181E06 #40520F #688618 #91B922

Accessibility & contrast

On white

8.64

#40520F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#40520F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40520F

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40520F	#FFFFFF	#000000	##FFFFFF
##40520F	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574C03

Deuteranopia (green-blind)

#554C15

Tritanopia (blue-blind)

#444E45

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #40520f;
/* rgb */ color: rgb(64, 82, 15);
/* oklch */ color: oklch(40.9% 0.092 123.9);

Tailwind

colors: {
  custom: {
    50: '#778253',
    500: '#40520f',
    950: '#000000',
  },
}

SCSS

$custom: #40520f;
$custom-light: #778253;
$custom-dark: #000000;

JSON

{
  "hex": "#40520f",
  "rgb": {
    "r": 64,
    "g": 82,
    "b": 15
  },
  "hsl": {
    "h": 76.119,
    "s": 69.072,
    "l": 19.02
  },
  "oklch": {
    "l": 0.40925,
    "c": 0.09201,
    "h": 123.9
  },
  "luminance": 0.07159
}

Semantic roles & 50–950 ramp

primary

#40520F

secondary

#49318C

accent

#3CEC6B

background

#F7F7F4

surface

#EDEEE8

border

#C8C9C4

text

#090A03

muted

#7B7C78

Preview Lab

Preview with #40520F

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

Preview Lab → · Contrast checker → · Palette generator →