#40CC39#40CC39

#40CC39 is a light, highly saturated green. Relative luminance 0.446; OKLCH L 74.3% C 0.220 H 142.4°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#40CC39
RGB	rgb(64, 204, 57)
HSL	hsl(117, 59%, 51%)
HSV	hsv(117, 72%, 80%)
CMYK	cmyk(68.6%, 0%, 72.1%, 20%)
CIE-LAB	lab(72.61, -63.96, 59.10)
CIE-LCH	lch(72.61, 87.09, 137.26°)
OKLab	oklab(74.28% -0.174 0.1341)
OKLCH	oklch(74.28% 0.22 142.4)
XYZ	xyz(24.4443, 44.5685, 11.1845)
Luminance	0.4457 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CC39 #C539CC

analogous

#89CC39 #40CC39 #39CC7B

triadic

#40CC39 #3940CC #CC3940

tetradic

#40CC39 #3989CC #C539CC #CC7B39

square

#40CC39 #3989CC #C539CC #CC7B39

split-complementary

#40CC39 #7B39CC #CC3989

monochromatic

#206E1C #2F9F29 #40CC39 #6FD96A #9EE59A

Accessibility & contrast

On white

2.12

#40CC39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#40CC39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CC39

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CC39	#FFFFFF	#000000	##000000
##40CC39	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B91F

Deuteranopia (green-blind)

#C0AE48

Tritanopia (blue-blind)

#1BC6AF

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #40cc39;
/* rgb */ color: rgb(64, 204, 57);
/* oklch */ color: oklch(74.3% 0.220 142.4);

Tailwind

colors: {
  custom: {
    50: '#88dd78',
    500: '#40cc39',
    950: '#000000',
  },
}

SCSS

$custom: #40cc39;
$custom-light: #88dd78;
$custom-dark: #000000;

JSON

{
  "hex": "#40cc39",
  "rgb": {
    "r": 64,
    "g": 204,
    "b": 57
  },
  "hsl": {
    "h": 117.143,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.7428,
    "c": 0.21966,
    "h": 142.4
  },
  "luminance": 0.44571
}

Semantic roles & 50–950 ramp

primary

#40CC39

secondary

#CE90D1

accent

#46E2DB

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D1509

muted

#7E837B

Preview Lab

Preview with #40CC39

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

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