#40D97E#40D97E

#40D97E is a light, vivid green. Relative luminance 0.522; OKLCH L 78.5% C 0.181 H 152.6°. Best body text is #000000 at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#40D97E
RGB	rgb(64, 217, 126)
HSL	hsl(144, 67%, 55%)
HSV	hsv(144, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 41.9%, 14.9%)
CIE-LAB	lab(77.41, -59.61, 33.57)
CIE-LCH	lch(77.41, 68.42, 150.61°)
OKLab	oklab(78.5% -0.1606 0.0831)
OKLCH	oklch(78.5% 0.181 152.6)
XYZ	xyz(30.6904, 52.2186, 28.1964)
Luminance	0.5222 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D97E #D9409B

analogous

#4ED940 #40D97E #40D9CB

triadic

#40D97E #7E40D9 #D97E40

tetradic

#40D97E #404ED9 #D9409B #D9CB40

square

#40D97E #404ED9 #D9409B #D9CB40

split-complementary

#40D97E #CB40D9 #D9404E

monochromatic

#1A8445 #24B760 #40D97E #73E3A0 #A6EDC3

Accessibility & contrast

On white

1.83

#40D97E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.44

#40D97E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D97E

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D97E	#FFFFFF	#000000	##000000
##40D97E	1.00	1.83	11.44	11.44
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.44	21.00	1.00	1.00
##000000	11.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C777

Deuteranopia (green-blind)

#C7BA84

Tritanopia (blue-blind)

#00D6C3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #40d97e;
/* rgb */ color: rgb(64, 217, 126);
/* oklch */ color: oklch(78.5% 0.181 152.6);

Tailwind

colors: {
  custom: {
    50: '#88e6a4',
    500: '#40d97e',
    950: '#000000',
  },
}

SCSS

$custom: #40d97e;
$custom-light: #88e6a4;
$custom-dark: #000000;

JSON

{
  "hex": "#40d97e",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 126
  },
  "hsl": {
    "h": 144.314,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.785,
    "c": 0.18086,
    "h": 152.6
  },
  "luminance": 0.52222
}

Semantic roles & 50–950 ramp

primary

#40D97E

secondary

#8B3267

accent

#3EA4EA

background

#FCFEFC

surface

#F4FCF6

border

#CED5D0

text

#0D160F

muted

#7F8480

Preview Lab

Preview with #40D97E

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

Preview Lab → · Contrast checker → · Palette generator →