#40C05A#40C05A

#40C05A is a light, vivid green. Relative luminance 0.395; OKLCH L 71.5% C 0.181 H 147.0°. Best body text is #000000 at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#40C05A
RGB	rgb(64, 192, 90)
HSL	hsl(132, 50%, 50%)
HSV	hsv(132, 67%, 75%)
CMYK	cmyk(66.7%, 0%, 53.1%, 24.7%)
CIE-LAB	lab(69.13, -56.23, 41.02)
CIE-LCH	lch(69.13, 69.60, 143.89°)
OKLab	oklab(71.5% -0.1517 0.0985)
OKLCH	oklch(71.5% 0.181 147)
XYZ	xyz(22.8078, 39.5250, 16.0980)
Luminance	0.3953 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C05A #C040A6

analogous

#66C040 #40C05A #40C09A

triadic

#40C05A #5A40C0 #C05A40

tetradic

#40C05A #4066C0 #C040A6 #C09A40

square

#40C05A #4066C0 #C040A6 #C09A40

split-complementary

#40C05A #9A40C0 #C04066

monochromatic

#21642F #309244 #40C05A #6ECF82 #9CDEAA

Accessibility & contrast

On white

2.36

#40C05A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.91

#40C05A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C05A

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C05A	#FFFFFF	#000000	##000000
##40C05A	1.00	2.36	8.91	8.91
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.91	21.00	1.00	1.00
##000000	8.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AF51

Deuteranopia (green-blind)

#B3A462

Tritanopia (blue-blind)

#11BCA9

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #40c05a;
/* rgb */ color: rgb(64, 192, 90);
/* oklch */ color: oklch(71.5% 0.181 147.0);

Tailwind

colors: {
  custom: {
    50: '#84d48b',
    500: '#40c05a',
    950: '#000000',
  },
}

SCSS

$custom: #40c05a;
$custom-light: #84d48b;
$custom-dark: #000000;

JSON

{
  "hex": "#40c05a",
  "rgb": {
    "r": 64,
    "g": 192,
    "b": 90
  },
  "hsl": {
    "h": 132.188,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.71501,
    "c": 0.18091,
    "h": 147
  },
  "luminance": 0.39527
}

Semantic roles & 50–950 ramp

primary

#40C05A

secondary

#CB91BF

accent

#4EBDDA

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C140C

muted

#7D837D

Preview Lab

Preview with #40C05A

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

Preview Lab → · Contrast checker → · Palette generator →