#42CC3E#42CC3E

#42CC3E is a light, highly saturated green. Relative luminance 0.447; OKLCH L 74.4% C 0.216 H 142.7°. Best body text is #000000 at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#42CC3E
RGB	rgb(66, 204, 62)
HSL	hsl(118, 58%, 52%)
HSV	hsv(118, 70%, 80%)
CMYK	cmyk(67.6%, 0%, 69.6%, 20%)
CIE-LAB	lab(72.69, -63.16, 57.34)
CIE-LCH	lch(72.69, 85.31, 137.77°)
OKLab	oklab(74.37% -0.1717 0.131)
OKLCH	oklch(74.37% 0.216 142.7)
XYZ	xyz(24.7077, 44.6892, 11.8803)
Luminance	0.4469 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC3E #C83ECC

analogous

#89CC3E #42CC3E #3ECC81

triadic

#42CC3E #3E42CC #CC3E42

tetradic

#42CC3E #3E89CC #C83ECC #CC813E

square

#42CC3E #3E89CC #C83ECC #CC813E

split-complementary

#42CC3E #813ECC #CC3E89

monochromatic

#20721E #2EA22B #42CC3E #71D96E #A1E69F

Accessibility & contrast

On white

2.11

#42CC3E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.94

#42CC3E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC3E

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC3E	#FFFFFF	#000000	##000000
##42CC3E	1.00	2.11	9.94	9.94
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.94	21.00	1.00	1.00
##000000	9.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B928

Deuteranopia (green-blind)

#C0AE4C

Tritanopia (blue-blind)

#1FC6B0

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42cc3e;
/* rgb */ color: rgb(66, 204, 62);
/* oklch */ color: oklch(74.4% 0.216 142.7);

Tailwind

colors: {
  custom: {
    50: '#89dd7b',
    500: '#42cc3e',
    950: '#000000',
  },
}

SCSS

$custom: #42cc3e;
$custom-light: #89dd7b;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc3e",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 62
  },
  "hsl": {
    "h": 118.31,
    "s": 58.197,
    "l": 52.157
  },
  "oklch": {
    "l": 0.7437,
    "c": 0.21596,
    "h": 142.7
  },
  "luminance": 0.44692
}

Semantic roles & 50–950 ramp

primary

#42CC3E

secondary

#D094D2

accent

#46E1DD

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #42CC3E

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

Preview Lab → · Contrast checker → · Palette generator →