#40D552#40D552

#40D552 is a light, highly saturated green. Relative luminance 0.493; OKLCH L 76.8% C 0.213 H 144.9°. Best body text is #000000 at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#40D552
RGB	rgb(64, 213, 82)
HSL	hsl(127, 64%, 54%)
HSV	hsv(127, 70%, 84%)
CMYK	cmyk(70%, 0%, 61.5%, 16.5%)
CIE-LAB	lab(75.63, -64.53, 52.33)
CIE-LCH	lch(75.63, 83.08, 140.96°)
OKLab	oklab(76.85% -0.1744 0.1225)
OKLCH	oklch(76.85% 0.213 144.9)
XYZ	xyz(27.4298, 49.2847, 16.0483)
Luminance	0.4929 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D552 #D540C3

analogous

#79D540 #40D552 #40D59C

triadic

#40D552 #5240D5 #D55240

tetradic

#40D552 #4079D5 #D540C3 #D59C40

square

#40D552 #4079D5 #D540C3 #D59C40

split-complementary

#40D552 #9C40D5 #D54079

monochromatic

#1C7F28 #27B138 #40D552 #72E07F #A4EBAD

Accessibility & contrast

On white

1.93

#40D552 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.86

#40D552 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D552

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D552	#FFFFFF	#000000	##000000
##40D552	1.00	1.93	10.86	10.86
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.86	21.00	1.00	1.00
##000000	10.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C243

Deuteranopia (green-blind)

#C7B65D

Tritanopia (blue-blind)

#00D0B9

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #40d552;
/* rgb */ color: rgb(64, 213, 82);
/* oklch */ color: oklch(76.8% 0.213 144.9);

Tailwind

colors: {
  custom: {
    50: '#89e387',
    500: '#40d552',
    950: '#000000',
  },
}

SCSS

$custom: #40d552;
$custom-light: #89e387;
$custom-dark: #000000;

JSON

{
  "hex": "#40d552",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 82
  },
  "hsl": {
    "h": 127.248,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.76848,
    "c": 0.21314,
    "h": 144.9
  },
  "luminance": 0.49288
}

Semantic roles & 50–950 ramp

primary

#40D552

secondary

#D899D0

accent

#41D3E7

background

#F9FEF8

surface

#F1FCF0

border

#CBD5CB

text

#0D160C

muted

#7E847D

Preview Lab

Preview with #40D552

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

Preview Lab → · Contrast checker → · Palette generator →