#40D544#40D544

#40D544 is a light, highly saturated green. Relative luminance 0.491; OKLCH L 76.7% C 0.223 H 143.4°. Best body text is #000000 at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#40D544
RGB	rgb(64, 213, 68)
HSL	hsl(122, 64%, 54%)
HSV	hsv(122, 70%, 84%)
CMYK	cmyk(70%, 0%, 68.1%, 16.5%)
CIE-LAB	lab(75.51, -65.95, 57.99)
CIE-LCH	lch(75.51, 87.82, 138.68°)
OKLab	oklab(76.71% -0.1789 0.1331)
OKLCH	oklch(76.71% 0.223 143.4)
XYZ	xyz(26.9503, 49.0929, 13.5233)
Luminance	0.4910 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D544 #D540D1

analogous

#87D540 #40D544 #40D58F

triadic

#40D544 #4440D5 #D54440

tetradic

#40D544 #4087D5 #D540D1 #D58F40

square

#40D544 #4087D5 #D540D1 #D58F40

split-complementary

#40D544 #8F40D5 #D54087

monochromatic

#1C7F1F #27B12B #40D544 #72E075 #A4EBA6

Accessibility & contrast

On white

1.94

#40D544 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.82

#40D544 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D544

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D544	#FFFFFF	#000000	##000000
##40D544	1.00	1.94	10.82	10.82
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.82	21.00	1.00	1.00
##000000	10.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C12F

Deuteranopia (green-blind)

#C8B552

Tritanopia (blue-blind)

#0ACFB8

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #40d544;
/* rgb */ color: rgb(64, 213, 68);
/* oklch */ color: oklch(76.7% 0.223 143.4);

Tailwind

colors: {
  custom: {
    50: '#89e37f',
    500: '#40d544',
    950: '#000000',
  },
}

SCSS

$custom: #40d544;
$custom-light: #89e37f;
$custom-dark: #000000;

JSON

{
  "hex": "#40d544",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 68
  },
  "hsl": {
    "h": 121.611,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.76711,
    "c": 0.22294,
    "h": 143.4
  },
  "luminance": 0.49096
}

Semantic roles & 50–950 ramp

primary

#40D544

secondary

#D899D6

accent

#41E2E7

background

#F9FEF8

surface

#F2FCEF

border

#CCD5CA

text

#0D160A

muted

#7E847C

Preview Lab

Preview with #40D544

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

Preview Lab → · Contrast checker → · Palette generator →