#42AE21#42AE21

#42AE21 is a light, vivid green. Relative luminance 0.315; OKLCH L 66.3% C 0.198 H 139.8°. Best body text is #000000 at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#42AE21
RGB	rgb(66, 174, 33)
HSL	hsl(106, 68%, 41%)
HSV	hsv(106, 81%, 68%)
CMYK	cmyk(62.1%, 0%, 81%, 31.8%)
CIE-LAB	lab(62.96, -55.05, 57.59)
CIE-LCH	lch(62.96, 79.67, 133.71°)
OKLab	oklab(66.26% -0.1513 0.1277)
OKLCH	oklch(66.26% 0.198 139.8)
XYZ	xyz(17.6565, 31.5385, 6.5956)
Luminance	0.3154 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AE21 #8D21AE

analogous

#89AE21 #42AE21 #21AE46

triadic

#42AE21 #2142AE #AE2142

tetradic

#42AE21 #2189AE #8D21AE #AE4621

square

#42AE21 #2189AE #8D21AE #AE4621

split-complementary

#42AE21 #4621AE #AE2189

monochromatic

#1B470D #2E7B17 #42AE21 #5AD834 #84E267

Accessibility & contrast

On white

2.87

#42AE21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.31

#42AE21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AE21

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AE21	#FFFFFF	#000000	##000000
##42AE21	1.00	2.87	7.31	7.31
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.31	21.00	1.00	1.00
##000000	7.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39E00

Deuteranopia (green-blind)

#A69532

Tritanopia (blue-blind)

#33A894

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #42ae21;
/* rgb */ color: rgb(66, 174, 33);
/* oklch */ color: oklch(66.3% 0.198 139.8);

Tailwind

colors: {
  custom: {
    50: '#84c769',
    500: '#42ae21',
    950: '#000000',
  },
}

SCSS

$custom: #42ae21;
$custom-light: #84c769;
$custom-dark: #000000;

JSON

{
  "hex": "#42ae21",
  "rgb": {
    "r": 66,
    "g": 174,
    "b": 33
  },
  "hsl": {
    "h": 105.957,
    "s": 68.116,
    "l": 40.588
  },
  "oklch": {
    "l": 0.66258,
    "c": 0.19793,
    "h": 139.8
  },
  "luminance": 0.3154
}

Semantic roles & 50–950 ramp

primary

#42AE21

secondary

#B063C8

accent

#3DEBC2

background

#F8FCF6

surface

#F0F8EB

border

#CBD1C6

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #42AE21

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

Preview Lab → · Contrast checker → · Palette generator →