#42AB27#42AB27

#42AB27 is a light, vivid green. Relative luminance 0.304; OKLCH L 65.5% C 0.192 H 140.2°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#42AB27
RGB	rgb(66, 171, 39)
HSL	hsl(108, 63%, 41%)
HSV	hsv(108, 77%, 67%)
CMYK	cmyk(61.4%, 0%, 77.2%, 32.9%)
CIE-LAB	lab(62.02, -53.63, 54.83)
CIE-LCH	lch(62.02, 76.70, 134.36°)
OKLab	oklab(65.49% -0.1471 0.1227)
OKLCH	oklch(65.49% 0.192 140.2)
XYZ	xyz(17.1751, 30.4290, 6.8873)
Luminance	0.3043 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AB27 #9027AB

analogous

#84AB27 #42AB27 #27AB4E

triadic

#42AB27 #2742AB #AB2742

tetradic

#42AB27 #2784AB #9027AB #AB4E27

square

#42AB27 #2784AB #9027AB #AB4E27

split-complementary

#42AB27 #4E27AB #AB2784

monochromatic

#1C4710 #2F791C #42AB27 #5BD33D #85DE6E

Accessibility & contrast

On white

2.96

#42AB27 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.09

#42AB27 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AB27

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AB27	#FFFFFF	#000000	##000000
##42AB27	1.00	2.96	7.09	7.09
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.09	21.00	1.00	1.00
##000000	7.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09B05

Deuteranopia (green-blind)

#A39336

Tritanopia (blue-blind)

#33A592

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #42ab27;
/* rgb */ color: rgb(66, 171, 39);
/* oklch */ color: oklch(65.5% 0.192 140.2);

Tailwind

colors: {
  custom: {
    50: '#83c56b',
    500: '#42ab27',
    950: '#000000',
  },
}

SCSS

$custom: #42ab27;
$custom-light: #83c56b;
$custom-dark: #000000;

JSON

{
  "hex": "#42ab27",
  "rgb": {
    "r": 66,
    "g": 171,
    "b": 39
  },
  "hsl": {
    "h": 107.727,
    "s": 62.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.65492,
    "c": 0.1916,
    "h": 140.2
  },
  "luminance": 0.30431
}

Semantic roles & 50–950 ramp

primary

#42AB27

secondary

#B269C5

accent

#42E6C4

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #42AB27

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

Preview Lab → · Contrast checker → · Palette generator →