#40CC3B#40CC3B

#40CC3B is a light, highly saturated green. Relative luminance 0.446; OKLCH L 74.3% C 0.218 H 142.6°. Best body text is #000000 at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#40CC3B
RGB	rgb(64, 204, 59)
HSL	hsl(118, 59%, 52%)
HSV	hsv(118, 71%, 80%)
CMYK	cmyk(68.6%, 0%, 71.1%, 20%)
CIE-LAB	lab(72.62, -63.80, 58.39)
CIE-LCH	lch(72.62, 86.48, 137.54°)
OKLab	oklab(74.3% -0.1735 0.1328)
OKLCH	oklch(74.3% 0.218 142.6)
XYZ	xyz(24.4952, 44.5889, 11.4524)
Luminance	0.4459 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CC3B #C73BCC

analogous

#89CC3B #40CC3B #3BCC7F

triadic

#40CC3B #3B40CC #CC3B40

tetradic

#40CC3B #3B89CC #C73BCC #CC7F3B

square

#40CC3B #3B89CC #C73BCC #CC7F3B

split-complementary

#40CC3B #7F3BCC #CC3B89

monochromatic

#20701D #2EA02A #40CC3B #6FD96C #9FE59C

Accessibility & contrast

On white

2.12

#40CC3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.92

#40CC3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CC3B

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CC3B	#FFFFFF	#000000	##000000
##40CC3B	1.00	2.12	9.92	9.92
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.92	21.00	1.00	1.00
##000000	9.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B923

Deuteranopia (green-blind)

#C0AE4A

Tritanopia (blue-blind)

#1AC6AF

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #40cc3b;
/* rgb */ color: rgb(64, 204, 59);
/* oklch */ color: oklch(74.3% 0.218 142.6);

Tailwind

colors: {
  custom: {
    50: '#88dd79',
    500: '#40cc3b',
    950: '#000000',
  },
}

SCSS

$custom: #40cc3b;
$custom-light: #88dd79;
$custom-dark: #000000;

JSON

{
  "hex": "#40cc3b",
  "rgb": {
    "r": 64,
    "g": 204,
    "b": 59
  },
  "hsl": {
    "h": 117.931,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.74295,
    "c": 0.21848,
    "h": 142.6
  },
  "luminance": 0.44591
}

Semantic roles & 50–950 ramp

primary

#40CC3B

secondary

#CF92D1

accent

#46E2DD

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #40CC3B

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

Preview Lab → · Contrast checker → · Palette generator →