#40971B#40971B

#40971B is a mid, vivid green. Relative luminance 0.233; OKLCH L 60.0% C 0.175 H 138.6°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#40971B
RGB	rgb(64, 151, 27)
HSL	hsl(102, 70%, 35%)
HSV	hsv(102, 82%, 59%)
CMYK	cmyk(57.6%, 0%, 82.1%, 40.8%)
CIE-LAB	lab(55.38, -47.59, 52.28)
CIE-LCH	lch(55.38, 70.69, 132.31°)
OKLab	oklab(59.97% -0.1314 0.1157)
OKLCH	oklch(59.97% 0.175 138.6)
XYZ	xyz(13.3783, 23.3012, 4.8293)
Luminance	0.2330 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40971B #721B97

analogous

#7E971B #40971B #1B9734

triadic

#40971B #1B4097 #971B40

tetradic

#40971B #1B7E97 #721B97 #97341B

square

#40971B #1B7E97 #721B97 #97341B

split-complementary

#40971B #341B97 #971B7E

monochromatic

#142F08 #2A6312 #40971B #56CB24 #79DF4D

Accessibility & contrast

On white

3.71

#40971B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#40971B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40971B

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40971B	#FFFFFF	#000000	##000000
##40971B	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8900

Deuteranopia (green-blind)

#91822A

Tritanopia (blue-blind)

#379280

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #40971b;
/* rgb */ color: rgb(64, 151, 27);
/* oklch */ color: oklch(60.0% 0.175 138.6);

Tailwind

colors: {
  custom: {
    50: '#7fb663',
    500: '#40971b',
    950: '#000000',
  },
}

SCSS

$custom: #40971b;
$custom-light: #7fb663;
$custom-dark: #000000;

JSON

{
  "hex": "#40971b",
  "rgb": {
    "r": 64,
    "g": 151,
    "b": 27
  },
  "hsl": {
    "h": 102.097,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.59965,
    "c": 0.17508,
    "h": 138.6
  },
  "luminance": 0.23302
}

Semantic roles & 50–950 ramp

primary

#40971B

secondary

#9F4CC1

accent

#3BECB8

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0B1106

muted

#7C807A

Preview Lab

Preview with #40971B

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

Preview Lab → · Contrast checker → · Palette generator →