#40DF58#40DF58

#40DF58 is a light, highly saturated green. Relative luminance 0.546; OKLCH L 79.5% C 0.220 H 145.4°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#40DF58
RGB	rgb(64, 223, 88)
HSL	hsl(129, 71%, 56%)
HSV	hsv(129, 71%, 87%)
CMYK	cmyk(71.3%, 0%, 60.5%, 12.5%)
CIE-LAB	lab(78.79, -67.16, 53.33)
CIE-LCH	lch(78.79, 85.76, 141.55°)
OKLab	oklab(79.49% -0.1813 0.1252)
OKLCH	oklch(79.49% 0.22 145.4)
XYZ	xyz(30.2614, 54.5665, 18.1682)
Luminance	0.5457 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40DF58 #DF40C7

analogous

#78DF40 #40DF58 #40DFA8

triadic

#40DF58 #5840DF #DF5840

tetradic

#40DF58 #4078DF #DF40C7 #DFA840

square

#40DF58 #4078DF #DF40C7 #DFA840

split-complementary

#40DF58 #A840DF #DF4078

monochromatic

#188D29 #20C139 #40DF58 #74E886 #A9F1B4

Accessibility & contrast

On white

1.76

#40DF58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#40DF58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40DF58

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40DF58	#FFFFFF	#000000	##000000
##40DF58	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CB49

Deuteranopia (green-blind)

#D0BE63

Tritanopia (blue-blind)

#00D9C2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #40df58;
/* rgb */ color: rgb(64, 223, 88);
/* oklch */ color: oklch(79.5% 0.220 145.4);

Tailwind

colors: {
  custom: {
    50: '#8bea8c',
    500: '#40df58',
    950: '#000000',
  },
}

SCSS

$custom: #40df58;
$custom-light: #8bea8c;
$custom-dark: #000000;

JSON

{
  "hex": "#40df58",
  "rgb": {
    "r": 64,
    "g": 223,
    "b": 88
  },
  "hsl": {
    "h": 129.057,
    "s": 71.3,
    "l": 56.275
  },
  "oklch": {
    "l": 0.79487,
    "c": 0.22033,
    "h": 145.4
  },
  "luminance": 0.5457
}

Semantic roles & 50–950 ramp

primary

#40DF58

secondary

#923184

accent

#3AD3EE

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160C

muted

#7F857F

Preview Lab

Preview with #40DF58

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

Preview Lab → · Contrast checker → · Palette generator →