#42AC3A#42AC3A

#42AC3A is a light, vivid green. Relative luminance 0.310; OKLCH L 65.9% C 0.181 H 142.1°. Best body text is #000000 at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#42AC3A
RGB	rgb(66, 172, 58)
HSL	hsl(116, 50%, 45%)
HSV	hsv(116, 66%, 67%)
CMYK	cmyk(61.6%, 0%, 66.3%, 32.5%)
CIE-LAB	lab(62.48, -52.41, 48.05)
CIE-LCH	lch(62.48, 71.11, 137.49°)
OKLab	oklab(65.91% -0.1428 0.111)
OKLCH	oklch(65.91% 0.181 142.1)
XYZ	xyz(17.7621, 30.9671, 9.0434)
Luminance	0.3097 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AC3A #A43AAC

analogous

#7BAC3A #42AC3A #3AAC6B

triadic

#42AC3A #3A42AC #AC3A42

tetradic

#42AC3A #3A7BAC #A43AAC #AC6B3A

square

#42AC3A #3A7BAC #A43AAC #AC6B3A

split-complementary

#42AC3A #6B3AAC #AC3A7B

monochromatic

#1F501B #307E2B #42AC3A #63C85B #8FD789

Accessibility & contrast

On white

2.92

#42AC3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.19

#42AC3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AC3A

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AC3A	#FFFFFF	#000000	##000000
##42AC3A	1.00	2.92	7.19	7.19
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.19	21.00	1.00	1.00
##000000	7.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09D2B

Deuteranopia (green-blind)

#A39444

Tritanopia (blue-blind)

#30A794

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #42ac3a;
/* rgb */ color: rgb(66, 172, 58);
/* oklch */ color: oklch(65.9% 0.181 142.1);

Tailwind

colors: {
  custom: {
    50: '#83c675',
    500: '#42ac3a',
    950: '#000000',
  },
}

SCSS

$custom: #42ac3a;
$custom-light: #83c675;
$custom-dark: #000000;

JSON

{
  "hex": "#42ac3a",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 58
  },
  "hsl": {
    "h": 115.789,
    "s": 49.565,
    "l": 45.098
  },
  "oklch": {
    "l": 0.65914,
    "c": 0.18085,
    "h": 142.1
  },
  "luminance": 0.30969
}

Semantic roles & 50–950 ramp

primary

#42AC3A

secondary

#BD80C2

accent

#4FD9CF

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #42AC3A

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

Preview Lab → · Contrast checker → · Palette generator →