#40C17E#40C17E

#40C17E is a light, vivid green. Relative luminance 0.407; OKLCH L 72.4% C 0.149 H 156.4°. Best body text is #000000 at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#40C17E
RGB	rgb(64, 193, 126)
HSL	hsl(149, 51%, 50%)
HSV	hsv(149, 67%, 76%)
CMYK	cmyk(66.8%, 0%, 34.7%, 24.3%)
CIE-LAB	lab(69.99, -50.51, 23.73)
CIE-LCH	lch(69.99, 55.80, 154.83°)
OKLab	oklab(72.39% -0.1369 0.0597)
OKLCH	oklch(72.39% 0.149 156.4)
XYZ	xyz(24.9479, 40.7336, 26.2822)
Luminance	0.4074 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C17E #C14083

analogous

#43C140 #40C17E #40C1BE

triadic

#40C17E #7E40C1 #C17E40

tetradic

#40C17E #4043C1 #C14083 #C1BE40

square

#40C17E #4043C1 #C14083 #C1BE40

split-complementary

#40C17E #BE40C1 #C14043

monochromatic

#216642 #309460 #40C17E #6ED09D #9CDFBC

Accessibility & contrast

On white

2.30

#40C17E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.15

#40C17E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C17E

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C17E	#FFFFFF	#000000	##000000
##40C17E	1.00	2.30	9.15	9.15
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.15	21.00	1.00	1.00
##000000	9.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0B27A

Deuteranopia (green-blind)

#AFA682

Tritanopia (blue-blind)

#00BFB0

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #40c17e;
/* rgb */ color: rgb(64, 193, 126);
/* oklch */ color: oklch(72.4% 0.149 156.4);

Tailwind

colors: {
  custom: {
    50: '#84d5a4',
    500: '#40c17e',
    950: '#000000',
  },
}

SCSS

$custom: #40c17e;
$custom-light: #84d5a4;
$custom-dark: #000000;

JSON

{
  "hex": "#40c17e",
  "rgb": {
    "r": 64,
    "g": 193,
    "b": 126
  },
  "hsl": {
    "h": 148.837,
    "s": 50.988,
    "l": 50.392
  },
  "oklch": {
    "l": 0.72387,
    "c": 0.14939,
    "h": 156.4
  },
  "luminance": 0.40736
}

Semantic roles & 50–950 ramp

primary

#40C17E

secondary

#CB92B0

accent

#4D97DA

background

#F8FDFA

surface

#F0FAF4

border

#CBD3CE

text

#0C140F

muted

#7D837F

Preview Lab

Preview with #40C17E

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

Preview Lab → · Contrast checker → · Palette generator →