#40D97F#40D97F

#40D97F is a light, vivid green. Relative luminance 0.522; OKLCH L 78.5% C 0.180 H 152.9°. Best body text is #000000 at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#40D97F
RGB	rgb(64, 217, 127)
HSL	hsl(145, 67%, 55%)
HSV	hsv(145, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 41.5%, 14.9%)
CIE-LAB	lab(77.43, -59.44, 33.09)
CIE-LCH	lch(77.43, 68.03, 150.90°)
OKLab	oklab(78.52% -0.1602 0.082)
OKLCH	oklch(78.52% 0.18 152.9)
XYZ	xyz(30.7553, 52.2445, 28.5379)
Luminance	0.5225 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D97F #D9409A

analogous

#4DD940 #40D97F #40D9CC

triadic

#40D97F #7F40D9 #D97F40

tetradic

#40D97F #404DD9 #D9409A #D9CC40

square

#40D97F #404DD9 #D9409A #D9CC40

split-complementary

#40D97F #CC40D9 #D9404D

monochromatic

#1A8446 #24B761 #40D97F #73E3A1 #A6EDC3

Accessibility & contrast

On white

1.83

#40D97F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.45

#40D97F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D97F

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D97F	#FFFFFF	#000000	##000000
##40D97F	1.00	1.83	11.45	11.45
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.45	21.00	1.00	1.00
##000000	11.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C779

Deuteranopia (green-blind)

#C6BA85

Tritanopia (blue-blind)

#00D6C3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #40d97f;
/* rgb */ color: rgb(64, 217, 127);
/* oklch */ color: oklch(78.5% 0.180 152.9);

Tailwind

colors: {
  custom: {
    50: '#88e6a5',
    500: '#40d97f',
    950: '#000000',
  },
}

SCSS

$custom: #40d97f;
$custom-light: #88e6a5;
$custom-dark: #000000;

JSON

{
  "hex": "#40d97f",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 127
  },
  "hsl": {
    "h": 144.706,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.78517,
    "c": 0.17996,
    "h": 152.9
  },
  "luminance": 0.52248
}

Semantic roles & 50–950 ramp

primary

#40D97F

secondary

#8B3266

accent

#3EA3EA

background

#FCFEFC

surface

#F4FCF6

border

#CED5D0

text

#0D160F

muted

#7F8480

Preview Lab

Preview with #40D97F

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

Preview Lab → · Contrast checker → · Palette generator →