#40A71B#40A71B

#40A71B is a light, vivid green. Relative luminance 0.288; OKLCH L 64.3% C 0.193 H 139.5°. Best body text is #000000 at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#40A71B
RGB	rgb(64, 167, 27)
HSL	hsl(104, 72%, 38%)
HSV	hsv(104, 84%, 65%)
CMYK	cmyk(61.7%, 0%, 83.8%, 34.5%)
CIE-LAB	lab(60.61, -53.39, 57.06)
CIE-LCH	lch(60.61, 78.14, 133.09°)
OKLab	oklab(64.29% -0.147 0.1257)
OKLCH	oklch(64.29% 0.193 139.5)
XYZ	xyz(16.1302, 28.8051, 5.7466)
Luminance	0.2881 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A71B #821BA7

analogous

#86A71B #40A71B #1BA73C

triadic

#40A71B #1B40A7 #A71B40

tetradic

#40A71B #1B86A7 #821BA7 #A73C1B

square

#40A71B #1B86A7 #821BA7 #A73C1B

split-complementary

#40A71B #3C1BA7 #A71B86

monochromatic

#183E0A #2C7212 #40A71B #54DC24 #7DE458

Accessibility & contrast

On white

3.11

#40A71B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.76

#40A71B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A71B

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A71B	#FFFFFF	#000000	##000000
##40A71B	1.00	3.11	6.76	6.76
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.76	21.00	1.00	1.00
##000000	6.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AC9700

Deuteranopia (green-blind)

#9F8F2D

Tritanopia (blue-blind)

#33A18E

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #40a71b;
/* rgb */ color: rgb(64, 167, 27);
/* oklch */ color: oklch(64.3% 0.193 139.5);

Tailwind

colors: {
  custom: {
    50: '#82c266',
    500: '#40a71b',
    950: '#000000',
  },
}

SCSS

$custom: #40a71b;
$custom-light: #82c266;
$custom-dark: #000000;

JSON

{
  "hex": "#40a71b",
  "rgb": {
    "r": 64,
    "g": 167,
    "b": 27
  },
  "hsl": {
    "h": 104.143,
    "s": 72.165,
    "l": 38.039
  },
  "oklch": {
    "l": 0.64288,
    "c": 0.19341,
    "h": 139.5
  },
  "luminance": 0.28807
}

Semantic roles & 50–950 ramp

primary

#40A71B

secondary

#AA56C8

accent

#39EFBF

background

#F8FCF6

surface

#F0F8EB

border

#CBD1C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #40A71B

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

Preview Lab → · Contrast checker → · Palette generator →