#40AA3F#40AA3F

#40AA3F is a light, vivid green. Relative luminance 0.302; OKLCH L 65.4% C 0.175 H 143.1°. Best body text is #000000 at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#40AA3F
RGB	rgb(64, 170, 63)
HSL	hsl(119, 46%, 46%)
HSV	hsv(119, 63%, 67%)
CMYK	cmyk(62.4%, 0%, 62.9%, 33.3%)
CIE-LAB	lab(61.82, -51.62, 45.12)
CIE-LCH	lch(61.82, 68.56, 138.84°)
OKLab	oklab(65.37% -0.1403 0.1053)
OKLCH	oklch(65.37% 0.175 143.1)
XYZ	xyz(17.3853, 30.1966, 9.6140)
Luminance	0.3020 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AA3F #A93FAA

analogous

#75AA3F #40AA3F #3FAA73

triadic

#40AA3F #3F40AA #AA3F40

tetradic

#40AA3F #3F75AA #A93FAA #AA733F

square

#40AA3F #3F75AA #A93FAA #AA733F

split-complementary

#40AA3F #733FAA #AA3F75

monochromatic

#1E511E #2F7D2E #40AA3F #62C562 #8FD58E

Accessibility & contrast

On white

2.98

#40AA3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.04

#40AA3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AA3F

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AA3F	#FFFFFF	#000000	##000000
##40AA3F	1.00	2.98	7.04	7.04
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.04	21.00	1.00	1.00
##000000	7.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AE9B33

Deuteranopia (green-blind)

#A09248

Tritanopia (blue-blind)

#2BA593

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #40aa3f;
/* rgb */ color: rgb(64, 170, 63);
/* oklch */ color: oklch(65.4% 0.175 143.1);

Tailwind

colors: {
  custom: {
    50: '#81c478',
    500: '#40aa3f',
    950: '#000000',
  },
}

SCSS

$custom: #40aa3f;
$custom-light: #81c478;
$custom-dark: #000000;

JSON

{
  "hex": "#40aa3f",
  "rgb": {
    "r": 64,
    "g": 170,
    "b": 63
  },
  "hsl": {
    "h": 119.439,
    "s": 45.923,
    "l": 45.686
  },
  "oklch": {
    "l": 0.6537,
    "c": 0.1754,
    "h": 143.1
  },
  "luminance": 0.30198
}

Semantic roles & 50–950 ramp

primary

#40AA3F

secondary

#C085C0

accent

#52D6D4

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #40AA3F

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

Preview Lab → · Contrast checker → · Palette generator →