#40DD8A#40DD8A

#40DD8A is a light, vivid green. Relative luminance 0.546; OKLCH L 79.7% C 0.175 H 155.3°. Best body text is #000000 at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#40DD8A
RGB	rgb(64, 221, 138)
HSL	hsl(148, 70%, 56%)
HSV	hsv(148, 71%, 87%)
CMYK	cmyk(71%, 0%, 37.6%, 13.3%)
CIE-LAB	lab(78.83, -58.91, 29.33)
CIE-LCH	lch(78.83, 65.81, 153.53°)
OKLab	oklab(79.73% -0.1592 0.0734)
OKLCH	oklch(79.73% 0.175 155.3)
XYZ	xyz(32.5552, 54.6342, 32.8695)
Luminance	0.5464 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40DD8A #DD4093

analogous

#44DD40 #40DD8A #40DDD8

triadic

#40DD8A #8A40DD #DD8A40

tetradic

#40DD8A #4044DD #DD4093 #DDD840

square

#40DD8A #4044DD #DD4093 #DDD840

split-complementary

#40DD8A #D840DD #DD4044

monochromatic

#198A4E #22BE6B #40DD8A #74E6AA #A8EFCA

Accessibility & contrast

On white

1.76

#40DD8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.93

#40DD8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40DD8A

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40DD8A	#FFFFFF	#000000	##000000
##40DD8A	1.00	1.76	11.93	11.93
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.93	21.00	1.00	1.00
##000000	11.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCCB84

Deuteranopia (green-blind)

#C9BE8F

Tritanopia (blue-blind)

#00DBC8

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #40dd8a;
/* rgb */ color: rgb(64, 221, 138);
/* oklch */ color: oklch(79.7% 0.175 155.3);

Tailwind

colors: {
  custom: {
    50: '#89e9ad',
    500: '#40dd8a',
    950: '#000000',
  },
}

SCSS

$custom: #40dd8a;
$custom-light: #89e9ad;
$custom-dark: #000000;

JSON

{
  "hex": "#40dd8a",
  "rgb": {
    "r": 64,
    "g": 221,
    "b": 138
  },
  "hsl": {
    "h": 148.28,
    "s": 69.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.79733,
    "c": 0.17524,
    "h": 155.3
  },
  "luminance": 0.54638
}

Semantic roles & 50–950 ramp

primary

#40DD8A

secondary

#903163

accent

#3B99ED

background

#FCFEFD

surface

#F4FDF7

border

#CED5D0

text

#0D1610

muted

#7F8481

Preview Lab

Preview with #40DD8A

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

Preview Lab → · Contrast checker → · Palette generator →