#40741B#40741B

#40741B is a mid, vivid yellow-green. Relative luminance 0.137; OKLCH L 50.4% C 0.131 H 135.3°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#40741B
RGB	rgb(64, 116, 27)
HSL	hsl(95, 62%, 28%)
HSV	hsv(95, 77%, 45%)
CMYK	cmyk(44.8%, 0%, 76.7%, 54.5%)
CIE-LAB	lab(43.74, -33.40, 41.14)
CIE-LCH	lch(43.74, 52.99, 129.08°)
OKLab	oklab(50.38% -0.0932 0.0924)
OKLCH	oklch(50.38% 0.131 135.3)
XYZ	xyz(8.5574, 13.6594, 3.2223)
Luminance	0.1366 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40741B #4F1B74

analogous

#6C741B #40741B #1B7422

triadic

#40741B #1B4074 #741B40

tetradic

#40741B #1B6C74 #4F1B74 #74221B

square

#40741B #1B6C74 #4F1B74 #74221B

split-complementary

#40741B #221B74 #741B6C

monochromatic

#0E1906 #25420F #40741B #5BA627 #78D139

Accessibility & contrast

On white

5.63

#40741B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#40741B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40741B

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40741B	#FFFFFF	#000000	##FFFFFF
##40741B	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#786A0A

Deuteranopia (green-blind)

#716624

Tritanopia (blue-blind)

#3F6F63

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #40741b;
/* rgb */ color: rgb(64, 116, 27);
/* oklch */ color: oklch(50.4% 0.131 135.3);

Tailwind

colors: {
  custom: {
    50: '#7a9c5e',
    500: '#40741b',
    950: '#000000',
  },
}

SCSS

$custom: #40741b;
$custom-light: #7a9c5e;
$custom-dark: #000000;

JSON

{
  "hex": "#40741b",
  "rgb": {
    "r": 64,
    "g": 116,
    "b": 27
  },
  "hsl": {
    "h": 95.056,
    "s": 62.238,
    "l": 28.039
  },
  "oklch": {
    "l": 0.50383,
    "c": 0.13127,
    "h": 135.3
  },
  "luminance": 0.1366
}

Semantic roles & 50–950 ramp

primary

#40741B

secondary

#7E42A9

accent

#42E5A2

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#0A0E05

muted

#7C7E79

Preview Lab

Preview with #40741B

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

Preview Lab → · Contrast checker → · Palette generator →