#40551A#40551A

#40551A is a dark, moderate yellow-green. Relative luminance 0.077; OKLCH L 41.8% C 0.088 H 126.6°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#40551A
RGB	rgb(64, 85, 26)
HSL	hsl(81, 53%, 22%)
HSV	hsv(81, 69%, 33%)
CMYK	cmyk(24.7%, 0%, 69.4%, 66.7%)
CIE-LAB	lab(33.27, -18.39, 30.77)
CIE-LCH	lch(33.27, 35.85, 120.86°)
OKLab	oklab(41.84% -0.0524 0.0705)
OKLCH	oklch(41.84% 0.088 126.6)
XYZ	xyz(5.5493, 7.6615, 2.1635)
Luminance	0.0766 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40551A #2F1A55

analogous

#554D1A #40551A #23551A

triadic

#40551A #1A4055 #551A40

tetradic

#40551A #1A554D #2F1A55 #551A23

square

#40551A #1A554D #2F1A55 #551A23

split-complementary

#40551A #1A2355 #4D1A55

monochromatic

#121707 #1D260C #40551A #638428 #87B337

Accessibility & contrast

On white

8.29

#40551A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#40551A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40551A

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40551A	#FFFFFF	#000000	##FFFFFF
##40551A	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F13

Deuteranopia (green-blind)

#574E1E

Tritanopia (blue-blind)

#435149

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #40551a;
/* rgb */ color: rgb(64, 85, 26);
/* oklch */ color: oklch(41.8% 0.088 126.6);

Tailwind

colors: {
  custom: {
    50: '#77855a',
    500: '#40551a',
    950: '#000000',
  },
}

SCSS

$custom: #40551a;
$custom-light: #77855a;
$custom-dark: #000000;

JSON

{
  "hex": "#40551a",
  "rgb": {
    "r": 64,
    "g": 85,
    "b": 26
  },
  "hsl": {
    "h": 81.356,
    "s": 53.153,
    "l": 21.765
  },
  "oklch": {
    "l": 0.41844,
    "c": 0.08783,
    "h": 126.6
  },
  "luminance": 0.07662
}

Semantic roles & 50–950 ramp

primary

#40551A

secondary

#5B408B

accent

#4BDD7F

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090B04

muted

#7B7C79

Preview Lab

Preview with #40551A

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

Preview Lab → · Contrast checker → · Palette generator →