#42CA3D#42CA3D

#42CA3D is a light, highly saturated green. Relative luminance 0.437; OKLCH L 73.8% C 0.214 H 142.6°. Best body text is #000000 at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#42CA3D
RGB	rgb(66, 202, 61)
HSL	hsl(118, 57%, 52%)
HSV	hsv(118, 70%, 79%)
CMYK	cmyk(67.3%, 0%, 69.8%, 20.8%)
CIE-LAB	lab(72.05, -62.59, 57.05)
CIE-LCH	lch(72.05, 84.69, 137.65°)
OKLab	oklab(73.84% -0.1702 0.1303)
OKLCH	oklch(73.84% 0.214 142.6)
XYZ	xyz(24.2082, 43.7337, 11.5796)
Luminance	0.4374 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CA3D #C53DCA

analogous

#89CA3D #42CA3D #3DCA7F

triadic

#42CA3D #3D42CA #CA3D42

tetradic

#42CA3D #3D89CA #C53DCA #CA7F3D

square

#42CA3D #3D89CA #C53DCA #CA7F3D

split-complementary

#42CA3D #7F3DCA #CA3D89

monochromatic

#216E1E #2F9F2B #42CA3D #71D76D #A0E49D

Accessibility & contrast

On white

2.15

#42CA3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.75

#42CA3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CA3D

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CA3D	#FFFFFF	#000000	##000000
##42CA3D	1.00	2.15	9.75	9.75
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.75	21.00	1.00	1.00
##000000	9.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB727

Deuteranopia (green-blind)

#BEAC4B

Tritanopia (blue-blind)

#20C4AE

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42ca3d;
/* rgb */ color: rgb(66, 202, 61);
/* oklch */ color: oklch(73.8% 0.214 142.6);

Tailwind

colors: {
  custom: {
    50: '#88db7a',
    500: '#42ca3d',
    950: '#000000',
  },
}

SCSS

$custom: #42ca3d;
$custom-light: #88db7a;
$custom-dark: #000000;

JSON

{
  "hex": "#42ca3d",
  "rgb": {
    "r": 66,
    "g": 202,
    "b": 61
  },
  "hsl": {
    "h": 117.872,
    "s": 57.085,
    "l": 51.569
  },
  "oklch": {
    "l": 0.7384,
    "c": 0.21432,
    "h": 142.6
  },
  "luminance": 0.43736
}

Semantic roles & 50–950 ramp

primary

#42CA3D

secondary

#CE92D0

accent

#47E0DB

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #42CA3D

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

Preview Lab → · Contrast checker → · Palette generator →