#40D154#40D154

#40D154 is a light, highly saturated green. Relative luminance 0.473; OKLCH L 75.8% C 0.207 H 145.3°. Best body text is #000000 at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#40D154
RGB	rgb(64, 209, 84)
HSL	hsl(128, 61%, 54%)
HSV	hsv(128, 69%, 82%)
CMYK	cmyk(69.4%, 0%, 59.8%, 18%)
CIE-LAB	lab(74.40, -62.95, 50.05)
CIE-LCH	lch(74.40, 80.43, 141.51°)
OKLab	oklab(75.84% -0.1701 0.1178)
OKLCH	oklch(75.84% 0.207 145.3)
XYZ	xyz(26.5133, 47.3281, 16.1237)
Luminance	0.4733 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D154 #D140BD

analogous

#74D140 #40D154 #40D19C

triadic

#40D154 #5440D1 #D15440

tetradic

#40D154 #4074D1 #D140BD #D19C40

square

#40D154 #4074D1 #D140BD #D19C40

split-complementary

#40D154 #9C40D1 #D14074

monochromatic

#1D792A #29AB3B #40D154 #71DD80 #A3E9AC

Accessibility & contrast

On white

2.01

#40D154 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.47

#40D154 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D154

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D154	#FFFFFF	#000000	##000000
##40D154	1.00	2.01	10.47	10.47
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.47	21.00	1.00	1.00
##000000	10.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BE47

Deuteranopia (green-blind)

#C3B25E

Tritanopia (blue-blind)

#00CCB6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #40d154;
/* rgb */ color: rgb(64, 209, 84);
/* oklch */ color: oklch(75.8% 0.207 145.3);

Tailwind

colors: {
  custom: {
    50: '#88e088',
    500: '#40d154',
    950: '#000000',
  },
}

SCSS

$custom: #40d154;
$custom-light: #88e088;
$custom-dark: #000000;

JSON

{
  "hex": "#40d154",
  "rgb": {
    "r": 64,
    "g": 209,
    "b": 84
  },
  "hsl": {
    "h": 128.276,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.75837,
    "c": 0.20687,
    "h": 145.3
  },
  "luminance": 0.47331
}

Semantic roles & 50–950 ramp

primary

#40D154

secondary

#D597CD

accent

#44CEE4

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #40D154

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

Preview Lab → · Contrast checker → · Palette generator →