#40CF54#40CF54

#40CF54 is a light, highly saturated green. Relative luminance 0.464; OKLCH L 75.3% C 0.204 H 145.4°. Best body text is #000000 at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#40CF54
RGB	rgb(64, 207, 84)
HSL	hsl(128, 60%, 53%)
HSV	hsv(128, 69%, 81%)
CMYK	cmyk(69.1%, 0%, 59.4%, 18.8%)
CIE-LAB	lab(73.77, -62.27, 49.33)
CIE-LCH	lch(73.77, 79.44, 141.62°)
OKLab	oklab(75.32% -0.1682 0.1163)
OKLCH	oklch(75.32% 0.204 145.4)
XYZ	xyz(26.0257, 46.3529, 15.9612)
Luminance	0.4636 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CF54 #CF40BB

analogous

#73CF40 #40CF54 #40CF9C

triadic

#40CF54 #5440CF #CF5440

tetradic

#40CF54 #4073CF #CF40BB #CF9C40

square

#40CF54 #4073CF #CF40BB #CF9C40

split-complementary

#40CF54 #9C40CF #CF4073

monochromatic

#1E772A #2AA83C #40CF54 #71DB80 #A2E8AC

Accessibility & contrast

On white

2.04

#40CF54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.27

#40CF54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CF54

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CF54	#FFFFFF	#000000	##000000
##40CF54	1.00	2.04	10.27	10.27
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.27	21.00	1.00	1.00
##000000	10.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BC47

Deuteranopia (green-blind)

#C1B15E

Tritanopia (blue-blind)

#02CAB4

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #40cf54;
/* rgb */ color: rgb(64, 207, 84);
/* oklch */ color: oklch(75.3% 0.204 145.4);

Tailwind

colors: {
  custom: {
    50: '#87df88',
    500: '#40cf54',
    950: '#000000',
  },
}

SCSS

$custom: #40cf54;
$custom-light: #87df88;
$custom-dark: #000000;

JSON

{
  "hex": "#40cf54",
  "rgb": {
    "r": 64,
    "g": 207,
    "b": 84
  },
  "hsl": {
    "h": 128.392,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.75319,
    "c": 0.20448,
    "h": 145.4
  },
  "luminance": 0.46356
}

Semantic roles & 50–950 ramp

primary

#40CF54

secondary

#D497CC

accent

#45CDE3

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #40CF54

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

Preview Lab → · Contrast checker → · Palette generator →