#40D254#40D254

#40D254 is a light, highly saturated green. Relative luminance 0.478; OKLCH L 76.1% C 0.208 H 145.3°. Best body text is #000000 at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#40D254
RGB	rgb(64, 210, 84)
HSL	hsl(128, 62%, 54%)
HSV	hsv(128, 70%, 82%)
CMYK	cmyk(69.5%, 0%, 60%, 17.6%)
CIE-LAB	lab(74.71, -63.29, 50.41)
CIE-LCH	lch(74.71, 80.91, 141.47°)
OKLab	oklab(76.1% -0.171 0.1186)
OKLCH	oklch(76.1% 0.208 145.3)
XYZ	xyz(26.7594, 47.8203, 16.2058)
Luminance	0.4782 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D254 #D240BE

analogous

#75D240 #40D254 #40D29D

triadic

#40D254 #5440D2 #D25440

tetradic

#40D254 #4075D2 #D240BE #D29D40

square

#40D254 #4075D2 #D240BE #D29D40

split-complementary

#40D254 #9D40D2 #D24075

monochromatic

#1D7B2A #29AC3B #40D254 #72DE80 #A3E9AD

Accessibility & contrast

On white

1.99

#40D254 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.56

#40D254 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D254

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D254	#FFFFFF	#000000	##000000
##40D254	1.00	1.99	10.56	10.56
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.56	21.00	1.00	1.00
##000000	10.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BF46

Deuteranopia (green-blind)

#C4B35E

Tritanopia (blue-blind)

#00CDB7

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #40d254;
/* rgb */ color: rgb(64, 210, 84);
/* oklch */ color: oklch(76.1% 0.208 145.3);

Tailwind

colors: {
  custom: {
    50: '#88e188',
    500: '#40d254',
    950: '#000000',
  },
}

SCSS

$custom: #40d254;
$custom-light: #88e188;
$custom-dark: #000000;

JSON

{
  "hex": "#40d254",
  "rgb": {
    "r": 64,
    "g": 210,
    "b": 84
  },
  "hsl": {
    "h": 128.219,
    "s": 61.864,
    "l": 53.725
  },
  "oklch": {
    "l": 0.76095,
    "c": 0.20807,
    "h": 145.3
  },
  "luminance": 0.47823
}

Semantic roles & 50–950 ramp

primary

#40D254

secondary

#D698CE

accent

#43CFE5

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #40D254

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

Preview Lab → · Contrast checker → · Palette generator →