#40711B#40711B

#40711B is a mid, vivid yellow-green. Relative luminance 0.130; OKLCH L 49.6% C 0.127 H 134.8°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#40711B
RGB	rgb(64, 113, 27)
HSL	hsl(94, 61%, 27%)
HSV	hsv(94, 76%, 44%)
CMYK	cmyk(43.4%, 0%, 76.1%, 55.7%)
CIE-LAB	lab(42.73, -32.07, 40.13)
CIE-LCH	lch(42.73, 51.37, 128.62°)
OKLab	oklab(49.56% -0.0896 0.0903)
OKLCH	oklch(49.56% 0.127 134.8)
XYZ	xyz(8.2171, 12.9789, 3.1089)
Luminance	0.1298 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40711B #4C1B71

analogous

#6B711B #40711B #1B7121

triadic

#40711B #1B4071 #711B40

tetradic

#40711B #1B6B71 #4C1B71 #71211B

square

#40711B #1B6B71 #4C1B71 #71211B

split-complementary

#40711B #211B71 #711B6B

monochromatic

#0E1906 #24400F #40711B #5CA227 #79CF37

Accessibility & contrast

On white

5.84

#40711B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#40711B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40711B

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40711B	#FFFFFF	#000000	##FFFFFF
##40711B	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#75670B

Deuteranopia (green-blind)

#6F6323

Tritanopia (blue-blind)

#3F6C60

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #40711b;
/* rgb */ color: rgb(64, 113, 27);
/* oklch */ color: oklch(49.6% 0.127 134.8);

Tailwind

colors: {
  custom: {
    50: '#7a9a5e',
    500: '#40711b',
    950: '#000000',
  },
}

SCSS

$custom: #40711b;
$custom-light: #7a9a5e;
$custom-dark: #000000;

JSON

{
  "hex": "#40711b",
  "rgb": {
    "r": 64,
    "g": 113,
    "b": 27
  },
  "hsl": {
    "h": 94.186,
    "s": 61.429,
    "l": 27.451
  },
  "oklch": {
    "l": 0.49556,
    "c": 0.12722,
    "h": 134.8
  },
  "luminance": 0.12979
}

Semantic roles & 50–950 ramp

primary

#40711B

secondary

#7B42A6

accent

#43E59F

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#090E05

muted

#7B7E79

Preview Lab

Preview with #40711B

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

Preview Lab → · Contrast checker → · Palette generator →