#40AF57#40AF57

#40AF57 is a light, vivid green. Relative luminance 0.324; OKLCH L 67.0% C 0.161 H 147.4°. Best body text is #000000 at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#40AF57
RGB	rgb(64, 175, 87)
HSL	hsl(132, 46%, 47%)
HSV	hsv(132, 63%, 69%)
CMYK	cmyk(63.4%, 0%, 50.3%, 31.4%)
CIE-LAB	lab(63.70, -50.35, 35.84)
CIE-LCH	lch(63.70, 61.80, 144.56°)
OKLab	oklab(67.01% -0.136 0.0868)
OKLCH	oklch(67.01% 0.161 147.4)
XYZ	xyz(19.1633, 32.4361, 14.2659)
Luminance	0.3244 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AF57 #AF4098

analogous

#61AF40 #40AF57 #40AF8F

triadic

#40AF57 #5740AF #AF5740

tetradic

#40AF57 #4061AF #AF4098 #AF8F40

square

#40AF57 #4061AF #AF4098 #AF8F40

split-complementary

#40AF57 #8F40AF #AF4061

monochromatic

#1F552A #308241 #40AF57 #65C77A #92D7A0

Accessibility & contrast

On white

2.80

#40AF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.49

#40AF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AF57

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AF57	#FFFFFF	#000000	##000000
##40AF57	1.00	2.80	7.49	7.49
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.49	21.00	1.00	1.00
##000000	7.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A050

Deuteranopia (green-blind)

#A3965D

Tritanopia (blue-blind)

#20AB9B

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #40af57;
/* rgb */ color: rgb(64, 175, 87);
/* oklch */ color: oklch(67.0% 0.161 147.4);

Tailwind

colors: {
  custom: {
    50: '#81c888',
    500: '#40af57',
    950: '#000000',
  },
}

SCSS

$custom: #40af57;
$custom-light: #81c888;
$custom-dark: #000000;

JSON

{
  "hex": "#40af57",
  "rgb": {
    "r": 64,
    "g": 175,
    "b": 87
  },
  "hsl": {
    "h": 132.432,
    "s": 46.444,
    "l": 46.863
  },
  "oklch": {
    "l": 0.67009,
    "c": 0.16132,
    "h": 147.4
  },
  "luminance": 0.32438
}

Semantic roles & 50–950 ramp

primary

#40AF57

secondary

#C388B6

accent

#52BBD6

background

#F8FCF8

surface

#F0F8F0

border

#CBD1CB

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #40AF57

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

Preview Lab → · Contrast checker → · Palette generator →