#40D540#40D540

#40D540 is a light, highly saturated green. Relative luminance 0.490; OKLCH L 76.7% C 0.225 H 143.0°. Best body text is #000000 at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#40D540
RGB	rgb(64, 213, 64)
HSL	hsl(120, 64%, 54%)
HSV	hsv(120, 70%, 84%)
CMYK	cmyk(70%, 0%, 70%, 16.5%)
CIE-LAB	lab(75.48, -66.31, 59.49)
CIE-LCH	lch(75.48, 89.08, 138.10°)
OKLab	oklab(76.68% -0.18 0.1358)
OKLCH	oklch(76.68% 0.225 143)
XYZ	xyz(26.8324, 49.0457, 12.9022)
Luminance	0.4905 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D540 #D540D5

analogous

#8BD540 #40D540 #40D58B

triadic

#40D540 #4040D5 #D54040

tetradic

#40D540 #408BD5 #D540D5 #D58B40

square

#40D540 #408BD5 #D540D5 #D58B40

split-complementary

#40D540 #8B40D5 #D5408B

monochromatic

#1C7F1C #27B127 #40D540 #72E072 #A4EBA4

Accessibility & contrast

On white

1.94

#40D540 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.81

#40D540 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D540

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D540	#FFFFFF	#000000	##000000
##40D540	1.00	1.94	10.81	10.81
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.81	21.00	1.00	1.00
##000000	10.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC129

Deuteranopia (green-blind)

#C8B54F

Tritanopia (blue-blind)

#0DCFB7

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #40d540;
/* rgb */ color: rgb(64, 213, 64);
/* oklch */ color: oklch(76.7% 0.225 143.0);

Tailwind

colors: {
  custom: {
    50: '#89e37d',
    500: '#40d540',
    950: '#000000',
  },
}

SCSS

$custom: #40d540;
$custom-light: #89e37d;
$custom-dark: #000000;

JSON

{
  "hex": "#40d540",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 64
  },
  "hsl": {
    "h": 120,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.76678,
    "c": 0.22547,
    "h": 143
  },
  "luminance": 0.49049
}

Semantic roles & 50–950 ramp

primary

#40D540

secondary

#D899D8

accent

#41E7E7

background

#F9FEF7

surface

#F2FCEE

border

#CCD5C9

text

#0D160A

muted

#7E847C

Preview Lab

Preview with #40D540

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

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