#42DA45#42DA45

#42DA45 is a light, highly saturated green. Relative luminance 0.517; OKLCH L 78.1% C 0.227 H 143.3°. Best body text is #000000 at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#42DA45
RGB	rgb(66, 218, 69)
HSL	hsl(121, 67%, 56%)
HSV	hsv(121, 70%, 85%)
CMYK	cmyk(69.7%, 0%, 68.3%, 14.5%)
CIE-LAB	lab(77.12, -67.14, 59.32)
CIE-LCH	lch(77.12, 89.59, 138.54°)
OKLab	oklab(78.06% -0.1821 0.136)
OKLCH	oklch(78.06% 0.227 143.3)
XYZ	xyz(28.3906, 51.7276, 14.1173)
Luminance	0.5173 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42DA45 #DA42D7

analogous

#8BDA42 #42DA45 #42DA91

triadic

#42DA45 #4542DA #DA4542

tetradic

#42DA45 #428BDA #DA42D7 #DA9142

square

#42DA45 #428BDA #DA42D7 #DA9142

split-complementary

#42DA45 #9142DA #DA428B

monochromatic

#1A871D #24BA27 #42DA45 #75E477 #A8EEAA

Accessibility & contrast

On white

1.85

#42DA45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.35

#42DA45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DA45

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42DA45	#FFFFFF	#000000	##000000
##42DA45	1.00	1.85	11.35	11.35
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.35	21.00	1.00	1.00
##000000	11.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC62F

Deuteranopia (green-blind)

#CDBA53

Tritanopia (blue-blind)

#0DD4BC

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #42da45;
/* rgb */ color: rgb(66, 218, 69);
/* oklch */ color: oklch(78.1% 0.227 143.3);

Tailwind

colors: {
  custom: {
    50: '#8be780',
    500: '#42da45',
    950: '#000000',
  },
}

SCSS

$custom: #42da45;
$custom-light: #8be780;
$custom-dark: #000000;

JSON

{
  "hex": "#42da45",
  "rgb": {
    "r": 66,
    "g": 218,
    "b": 69
  },
  "hsl": {
    "h": 121.184,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.7806,
    "c": 0.22729,
    "h": 143.3
  },
  "luminance": 0.51731
}

Semantic roles & 50–950 ramp

primary

#42DA45

secondary

#8D338C

accent

#3EE7EA

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #42DA45

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

Preview Lab → · Contrast checker → · Palette generator →