#40D487#40D487

#40D487 is a light, vivid green. Relative luminance 0.499; OKLCH L 77.4% C 0.166 H 155.9°. Best body text is #000000 at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#40D487
RGB	rgb(64, 212, 135)
HSL	hsl(149, 63%, 54%)
HSV	hsv(149, 70%, 83%)
CMYK	cmyk(69.8%, 0%, 36.3%, 16.9%)
CIE-LAB	lab(76.02, -56.11, 27.13)
CIE-LCH	lch(76.02, 62.32, 154.20°)
OKLab	oklab(77.4% -0.1518 0.068)
OKLCH	oklch(77.4% 0.166 155.9)
XYZ	xyz(30.0282, 49.9228, 30.9705)
Luminance	0.4993 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D487 #D4408D

analogous

#43D440 #40D487 #40D4D1

triadic

#40D487 #8740D4 #D48740

tetradic

#40D487 #4043D4 #D4408D #D4D140

square

#40D487 #4043D4 #D4408D #D4D140

split-complementary

#40D487 #D140D4 #D44043

monochromatic

#1C7D4B #27AF69 #40D487 #72DFA6 #A4EAC6

Accessibility & contrast

On white

1.91

#40D487 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.99

#40D487 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D487

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D487	#FFFFFF	#000000	##000000
##40D487	1.00	1.91	10.99	10.99
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.99	21.00	1.00	1.00
##000000	10.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3C382

Deuteranopia (green-blind)

#C1B68C

Tritanopia (blue-blind)

#00D2C0

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #40d487;
/* rgb */ color: rgb(64, 212, 135);
/* oklch */ color: oklch(77.4% 0.166 155.9);

Tailwind

colors: {
  custom: {
    50: '#87e2aa',
    500: '#40d487',
    950: '#000000',
  },
}

SCSS

$custom: #40d487;
$custom-light: #87e2aa;
$custom-dark: #000000;

JSON

{
  "hex": "#40d487",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 135
  },
  "hsl": {
    "h": 148.784,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.77403,
    "c": 0.16633,
    "h": 155.9
  },
  "luminance": 0.49926
}

Semantic roles & 50–950 ramp

primary

#40D487

secondary

#D798B9

accent

#4297E6

background

#F9FEFA

surface

#F1FCF4

border

#CBD5CE

text

#0D1510

muted

#7E847F

Preview Lab

Preview with #40D487

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

Preview Lab → · Contrast checker → · Palette generator →