#40552F#40552F

#40552F is a dark, moderate yellow-green. Relative luminance 0.078; OKLCH L 42.2% C 0.065 H 132.2°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#40552F
RGB	rgb(64, 85, 47)
HSL	hsl(93, 29%, 26%)
HSV	hsv(93, 45%, 33%)
CMYK	cmyk(24.7%, 0%, 44.7%, 66.7%)
CIE-LAB	lab(33.55, -15.86, 19.59)
CIE-LCH	lch(33.55, 25.21, 128.99°)
OKLab	oklab(42.16% -0.0435 0.048)
OKLCH	oklch(42.16% 0.065 132.2)
XYZ	xyz(5.8758, 7.7921, 3.8832)
Luminance	0.0779 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40552F #442F55

analogous

#53552F #40552F #2F5531

triadic

#40552F #2F4055 #552F40

tetradic

#40552F #2F5355 #442F55 #55312F

square

#40552F #2F5355 #442F55 #55312F

split-complementary

#40552F #312F55 #552F53

monochromatic

#0F140B #222E19 #40552F #5E7C45 #7BA45B

Accessibility & contrast

On white

8.21

#40552F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#40552F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40552F

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40552F	#FFFFFF	#000000	##FFFFFF
##40552F	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58502C

Deuteranopia (green-blind)

#554E31

Tritanopia (blue-blind)

#41524C

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #40552f;
/* rgb */ color: rgb(64, 85, 47);
/* oklch */ color: oklch(42.2% 0.065 132.2);

Tailwind

colors: {
  custom: {
    50: '#768568',
    500: '#40552f',
    950: '#000000',
  },
}

SCSS

$custom: #40552f;
$custom-light: #768568;
$custom-dark: #000000;

JSON

{
  "hex": "#40552f",
  "rgb": {
    "r": 64,
    "g": 85,
    "b": 47
  },
  "hsl": {
    "h": 93.158,
    "s": 28.788,
    "l": 25.882
  },
  "oklch": {
    "l": 0.42159,
    "c": 0.0648,
    "h": 132.2
  },
  "luminance": 0.07792
}

Semantic roles & 50–950 ramp

primary

#40552F

secondary

#725986

accent

#63C599

background

#F7F8F6

surface

#EDEFEB

border

#C8CAC6

text

#080B06

muted

#7B7C7A

Preview Lab

Preview with #40552F

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

Preview Lab → · Contrast checker → · Palette generator →