#40CA54#40CA54

#40CA54 is a light, vivid green. Relative luminance 0.440; OKLCH L 74.0% C 0.198 H 145.5°. Best body text is #000000 at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#40CA54
RGB	rgb(64, 202, 84)
HSL	hsl(129, 57%, 52%)
HSV	hsv(129, 68%, 79%)
CMYK	cmyk(68.3%, 0%, 58.4%, 20.8%)
CIE-LAB	lab(72.21, -60.56, 47.51)
CIE-LCH	lch(72.21, 76.97, 141.88°)
OKLab	oklab(74.02% -0.1636 0.1123)
OKLCH	oklch(74.02% 0.198 145.5)
XYZ	xyz(24.8334, 43.9685, 15.5638)
Luminance	0.4397 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CA54 #CA40B6

analogous

#71CA40 #40CA54 #40CA99

triadic

#40CA54 #5440CA #CA5440

tetradic

#40CA54 #4071CA #CA40B6 #CA9940

square

#40CA54 #4071CA #CA40B6 #CA9940

split-complementary

#40CA54 #9940CA #CA4071

monochromatic

#1F702B #2CA03D #40CA54 #70D77F #A0E5AA

Accessibility & contrast

On white

2.14

#40CA54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.79

#40CA54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CA54

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CA54	#FFFFFF	#000000	##000000
##40CA54	1.00	2.14	9.79	9.79
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.79	21.00	1.00	1.00
##000000	9.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB848

Deuteranopia (green-blind)

#BDAD5D

Tritanopia (blue-blind)

#0BC5B0

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #40ca54;
/* rgb */ color: rgb(64, 202, 84);
/* oklch */ color: oklch(74.0% 0.198 145.5);

Tailwind

colors: {
  custom: {
    50: '#86db88',
    500: '#40ca54',
    950: '#000000',
  },
}

SCSS

$custom: #40ca54;
$custom-light: #86db88;
$custom-dark: #000000;

JSON

{
  "hex": "#40ca54",
  "rgb": {
    "r": 64,
    "g": 202,
    "b": 84
  },
  "hsl": {
    "h": 128.696,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.74023,
    "c": 0.19843,
    "h": 145.5
  },
  "luminance": 0.43971
}

Semantic roles & 50–950 ramp

primary

#40CA54

secondary

#D195C8

accent

#48CAE0

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150C

muted

#7D837D

Preview Lab

Preview with #40CA54

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

Preview Lab → · Contrast checker → · Palette generator →