#40D56E#40D56E

#40D56E is a light, vivid green. Relative luminance 0.498; OKLCH L 77.2% C 0.190 H 149.5°. Best body text is #000000 at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#40D56E
RGB	rgb(64, 213, 110)
HSL	hsl(139, 64%, 54%)
HSV	hsv(139, 70%, 84%)
CMYK	cmyk(70%, 0%, 48.4%, 16.5%)
CIE-LAB	lab(75.95, -60.80, 39.68)
CIE-LCH	lch(75.95, 72.60, 146.87°)
OKLab	oklab(77.22% -0.1637 0.0966)
OKLCH	oklch(77.22% 0.19 149.5)
XYZ	xyz(28.7208, 49.8011, 22.8478)
Luminance	0.4980 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D56E #D540A7

analogous

#5DD540 #40D56E #40D5B8

triadic

#40D56E #6E40D5 #D56E40

tetradic

#40D56E #405DD5 #D540A7 #D5B840

square

#40D56E #405DD5 #D540A7 #D5B840

split-complementary

#40D56E #B840D5 #D5405D

monochromatic

#1C7F3A #27B152 #40D56E #72E094 #A4EBBA

Accessibility & contrast

On white

1.92

#40D56E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.96

#40D56E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D56E

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D56E	#FFFFFF	#000000	##000000
##40D56E	1.00	1.92	10.96	10.96
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.96	21.00	1.00	1.00
##000000	10.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C366

Deuteranopia (green-blind)

#C5B675

Tritanopia (blue-blind)

#00D1BD

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #40d56e;
/* rgb */ color: rgb(64, 213, 110);
/* oklch */ color: oklch(77.2% 0.190 149.5);

Tailwind

colors: {
  custom: {
    50: '#88e399',
    500: '#40d56e',
    950: '#000000',
  },
}

SCSS

$custom: #40d56e;
$custom-light: #88e399;
$custom-dark: #000000;

JSON

{
  "hex": "#40d56e",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 110
  },
  "hsl": {
    "h": 138.523,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.77215,
    "c": 0.19005,
    "h": 149.5
  },
  "luminance": 0.49804
}

Semantic roles & 50–950 ramp

primary

#40D56E

secondary

#D899C4

accent

#41B4E7

background

#F9FEF9

surface

#F1FCF2

border

#CBD5CC

text

#0D160E

muted

#7E847E

Preview Lab

Preview with #40D56E

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

Preview Lab → · Contrast checker → · Palette generator →