#40D56B#40D56B

#40D56B is a light, vivid green. Relative luminance 0.497; OKLCH L 77.2% C 0.193 H 148.9°. Best body text is #000000 at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#40D56B
RGB	rgb(64, 213, 107)
HSL	hsl(137, 64%, 54%)
HSV	hsv(137, 70%, 84%)
CMYK	cmyk(70%, 0%, 49.8%, 16.5%)
CIE-LAB	lab(75.91, -61.26, 41.10)
CIE-LCH	lch(75.91, 73.77, 146.14°)
OKLab	oklab(77.17% -0.1649 0.0996)
OKLCH	oklch(77.17% 0.193 148.9)
XYZ	xyz(28.5602, 49.7369, 22.0021)
Luminance	0.4974 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D56B #D540AA

analogous

#60D540 #40D56B #40D5B5

triadic

#40D56B #6B40D5 #D56B40

tetradic

#40D56B #4060D5 #D540AA #D5B540

square

#40D56B #4060D5 #D540AA #D5B540

split-complementary

#40D56B #B540D5 #D54060

monochromatic

#1C7F38 #27B14F #40D56B #72E092 #A4EBB9

Accessibility & contrast

On white

1.92

#40D56B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.95

#40D56B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D56B

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D56B	#FFFFFF	#000000	##000000
##40D56B	1.00	1.92	10.95	10.95
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.95	21.00	1.00	1.00
##000000	10.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C362

Deuteranopia (green-blind)

#C5B673

Tritanopia (blue-blind)

#00D1BC

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #40d56b;
/* rgb */ color: rgb(64, 213, 107);
/* oklch */ color: oklch(77.2% 0.193 148.9);

Tailwind

colors: {
  custom: {
    50: '#88e397',
    500: '#40d56b',
    950: '#000000',
  },
}

SCSS

$custom: #40d56b;
$custom-light: #88e397;
$custom-dark: #000000;

JSON

{
  "hex": "#40d56b",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 107
  },
  "hsl": {
    "h": 137.315,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.7717,
    "c": 0.19268,
    "h": 148.9
  },
  "luminance": 0.4974
}

Semantic roles & 50–950 ramp

primary

#40D56B

secondary

#D899C6

accent

#41B7E7

background

#F9FEF9

surface

#F1FCF2

border

#CBD5CC

text

#0D160E

muted

#7E847E

Preview Lab

Preview with #40D56B

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

Preview Lab → · Contrast checker → · Palette generator →