#40AC2B#40AC2B

#40AC2B is a light, vivid green. Relative luminance 0.308; OKLCH L 65.7% C 0.191 H 140.8°. Best body text is #000000 at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#40AC2B
RGB	rgb(64, 172, 43)
HSL	hsl(110, 60%, 42%)
HSV	hsv(110, 75%, 67%)
CMYK	cmyk(62.8%, 0%, 75%, 32.5%)
CIE-LAB	lab(62.31, -54.18, 53.73)
CIE-LCH	lch(62.31, 76.30, 135.24°)
OKLab	oklab(65.72% -0.1483 0.121)
OKLCH	oklch(65.72% 0.191 140.8)
XYZ	xyz(17.3021, 30.7678, 7.3120)
Luminance	0.3077 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AC2B #972BAC

analogous

#80AC2B #40AC2B #2BAC57

triadic

#40AC2B #2B40AC #AC2B40

tetradic

#40AC2B #2B80AC #972BAC #AC572B

square

#40AC2B #2B80AC #972BAC #AC572B

split-complementary

#40AC2B #572BAC #AC2B80

monochromatic

#1C4A13 #2E7B1F #40AC2B #5BD044 #86DC75

Accessibility & contrast

On white

2.94

#40AC2B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.15

#40AC2B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AC2B

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AC2B	#FFFFFF	#000000	##000000
##40AC2B	1.00	2.94	7.15	7.15
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.15	21.00	1.00	1.00
##000000	7.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19C10

Deuteranopia (green-blind)

#A39339

Tritanopia (blue-blind)

#2FA693

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #40ac2b;
/* rgb */ color: rgb(64, 172, 43);
/* oklch */ color: oklch(65.7% 0.191 140.8);

Tailwind

colors: {
  custom: {
    50: '#82c66d',
    500: '#40ac2b',
    950: '#000000',
  },
}

SCSS

$custom: #40ac2b;
$custom-light: #82c66d;
$custom-dark: #000000;

JSON

{
  "hex": "#40ac2b",
  "rgb": {
    "r": 64,
    "g": 172,
    "b": 43
  },
  "hsl": {
    "h": 110.233,
    "s": 60,
    "l": 42.157
  },
  "oklch": {
    "l": 0.65722,
    "c": 0.19138,
    "h": 140.8
  },
  "luminance": 0.30769
}

Semantic roles & 50–950 ramp

primary

#40AC2B

secondary

#B66FC4

accent

#45E3C9

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #40AC2B

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

Preview Lab → · Contrast checker → · Palette generator →