#40C271#40C271

#40C271 is a light, vivid green. Relative luminance 0.409; OKLCH L 72.4% C 0.163 H 152.2°. Best body text is #000000 at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#40C271
RGB	rgb(64, 194, 113)
HSL	hsl(143, 52%, 51%)
HSV	hsv(143, 67%, 76%)
CMYK	cmyk(67%, 0%, 41.8%, 23.9%)
CIE-LAB	lab(70.08, -53.33, 30.66)
CIE-LCH	lch(70.08, 61.51, 150.10°)
OKLab	oklab(72.39% -0.1439 0.0759)
OKLCH	oklch(72.39% 0.163 152.2)
XYZ	xyz(24.3847, 40.8632, 22.2219)
Luminance	0.4087 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C271 #C24091

analogous

#50C240 #40C271 #40C2B2

triadic

#40C271 #7140C2 #C27140

tetradic

#40C271 #4050C2 #C24091 #C2B240

square

#40C271 #4050C2 #C24091 #C2B240

split-complementary

#40C271 #B240C2 #C24050

monochromatic

#21673B #309556 #40C271 #6ED193 #9DE0B6

Accessibility & contrast

On white

2.29

#40C271 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.17

#40C271 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C271

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C271	#FFFFFF	#000000	##000000
##40C271	1.00	2.29	9.17	9.17
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.17	21.00	1.00	1.00
##000000	9.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2B26B

Deuteranopia (green-blind)

#B2A776

Tritanopia (blue-blind)

#00BFAE

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #40c271;
/* rgb */ color: rgb(64, 194, 113);
/* oklch */ color: oklch(72.4% 0.163 152.2);

Tailwind

colors: {
  custom: {
    50: '#84d59a',
    500: '#40c271',
    950: '#000000',
  },
}

SCSS

$custom: #40c271;
$custom-light: #84d59a;
$custom-dark: #000000;

JSON

{
  "hex": "#40c271",
  "rgb": {
    "r": 64,
    "g": 194,
    "b": 113
  },
  "hsl": {
    "h": 142.615,
    "s": 51.587,
    "l": 50.588
  },
  "oklch": {
    "l": 0.72389,
    "c": 0.16269,
    "h": 152.2
  },
  "luminance": 0.40866
}

Semantic roles & 50–950 ramp

primary

#40C271

secondary

#CC92B6

accent

#4DA5DB

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C140E

muted

#7D837E

Preview Lab

Preview with #40C271

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

Preview Lab → · Contrast checker → · Palette generator →