#40AF63#40AF63

#40AF63 is a light, vivid green. Relative luminance 0.327; OKLCH L 67.2% C 0.150 H 150.6°. Best body text is #000000 at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#40AF63
RGB	rgb(64, 175, 99)
HSL	hsl(139, 46%, 47%)
HSV	hsv(139, 63%, 69%)
CMYK	cmyk(63.4%, 0%, 43.4%, 31.4%)
CIE-LAB	lab(63.88, -48.42, 29.88)
CIE-LCH	lch(63.88, 56.90, 148.32°)
OKLab	oklab(67.21% -0.1307 0.0737)
OKLCH	oklch(67.21% 0.15 150.6)
XYZ	xyz(19.6949, 32.6488, 17.0659)
Luminance	0.3265 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AF63 #AF408C

analogous

#54AF40 #40AF63 #40AF9B

triadic

#40AF63 #6340AF #AF6340

tetradic

#40AF63 #4054AF #AF408C #AF9B40

square

#40AF63 #4054AF #AF408C #AF9B40

split-complementary

#40AF63 #9B40AF #AF4054

monochromatic

#1F5530 #30824A #40AF63 #65C784 #92D7A8

Accessibility & contrast

On white

2.79

#40AF63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.53

#40AF63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AF63

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AF63	#FFFFFF	#000000	##000000
##40AF63	1.00	2.79	7.53	7.53
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.53	21.00	1.00	1.00
##000000	7.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A15D

Deuteranopia (green-blind)

#A29768

Tritanopia (blue-blind)

#18AC9C

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #40af63;
/* rgb */ color: rgb(64, 175, 99);
/* oklch */ color: oklch(67.2% 0.150 150.6);

Tailwind

colors: {
  custom: {
    50: '#81c890',
    500: '#40af63',
    950: '#000000',
  },
}

SCSS

$custom: #40af63;
$custom-light: #81c890;
$custom-dark: #000000;

JSON

{
  "hex": "#40af63",
  "rgb": {
    "r": 64,
    "g": 175,
    "b": 99
  },
  "hsl": {
    "h": 138.919,
    "s": 46.444,
    "l": 46.863
  },
  "oklch": {
    "l": 0.67209,
    "c": 0.15009,
    "h": 150.6
  },
  "luminance": 0.32651
}

Semantic roles & 50–950 ramp

primary

#40AF63

secondary

#C388B0

accent

#52ACD6

background

#F8FCF8

surface

#EFF8F0

border

#CAD1CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #40AF63

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

Preview Lab → · Contrast checker → · Palette generator →