#42B729#42B729

#42B729 is a light, highly saturated green. Relative luminance 0.352; OKLCH L 68.7% C 0.204 H 140.7°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#42B729
RGB	rgb(66, 183, 41)
HSL	hsl(109, 63%, 44%)
HSV	hsv(109, 78%, 72%)
CMYK	cmyk(63.9%, 0%, 77.6%, 28.2%)
CIE-LAB	lab(65.89, -57.68, 57.93)
CIE-LCH	lch(65.89, 81.75, 134.88°)
OKLab	oklab(68.7% -0.158 0.1295)
OKLCH	oklch(68.7% 0.204 140.7)
XYZ	xyz(19.5795, 35.1834, 7.8566)
Luminance	0.3518 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B729 #9E29B7

analogous

#89B729 #42B729 #29B757

triadic

#42B729 #2942B7 #B72942

tetradic

#42B729 #2989B7 #9E29B7 #B75729

square

#42B729 #2989B7 #9E29B7 #B75729

split-complementary

#42B729 #5729B7 #B72989

monochromatic

#1E5313 #30851E #42B729 #60D647 #8CE179

Accessibility & contrast

On white

2.61

#42B729 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#42B729 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B729

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B729	#FFFFFF	#000000	##000000
##42B729	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA601

Deuteranopia (green-blind)

#AE9C39

Tritanopia (blue-blind)

#2FB19C

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #42b729;
/* rgb */ color: rgb(66, 183, 41);
/* oklch */ color: oklch(68.7% 0.204 140.7);

Tailwind

colors: {
  custom: {
    50: '#85ce6e',
    500: '#42b729',
    950: '#000000',
  },
}

SCSS

$custom: #42b729;
$custom-light: #85ce6e;
$custom-dark: #000000;

JSON

{
  "hex": "#42b729",
  "rgb": {
    "r": 66,
    "g": 183,
    "b": 41
  },
  "hsl": {
    "h": 109.437,
    "s": 63.393,
    "l": 43.922
  },
  "oklch": {
    "l": 0.68698,
    "c": 0.20425,
    "h": 140.7
  },
  "luminance": 0.35185
}

Semantic roles & 50–950 ramp

primary

#42B729

secondary

#BA73C9

accent

#41E6C9

background

#F8FCF6

surface

#F0F9EC

border

#CBD2C7

text

#0C1408

muted

#7D827B

Preview Lab

Preview with #42B729

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

Preview Lab → · Contrast checker → · Palette generator →