#42CD3A#42CD3A

#42CD3A is a light, highly saturated green. Relative luminance 0.451; OKLCH L 74.6% C 0.220 H 142.3°. Best body text is #000000 at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#42CD3A
RGB	rgb(66, 205, 58)
HSL	hsl(117, 60%, 52%)
HSV	hsv(117, 72%, 80%)
CMYK	cmyk(67.8%, 0%, 71.7%, 19.6%)
CIE-LAB	lab(72.97, -63.83, 59.13)
CIE-LCH	lch(72.97, 87.01, 137.19°)
OKLab	oklab(74.6% -0.1737 0.1343)
OKLCH	oklch(74.6% 0.22 142.3)
XYZ	xyz(24.8404, 45.1238, 11.4028)
Luminance	0.4513 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CD3A #C53ACD

analogous

#8CCD3A #42CD3A #3ACD7C

triadic

#42CD3A #3A42CD #CD3A42

tetradic

#42CD3A #3A8CCD #C53ACD #CD7C3A

square

#42CD3A #3A8CCD #C53ACD #CD7C3A

split-complementary

#42CD3A #7C3ACD #CD3A8C

monochromatic

#21701C #2FA129 #42CD3A #71D96B #A0E69C

Accessibility & contrast

On white

2.09

#42CD3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.03

#42CD3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CD3A

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CD3A	#FFFFFF	#000000	##000000
##42CD3A	1.00	2.09	10.03	10.03
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.03	21.00	1.00	1.00
##000000	10.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA21

Deuteranopia (green-blind)

#C1AF49

Tritanopia (blue-blind)

#1FC7B0

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42cd3a;
/* rgb */ color: rgb(66, 205, 58);
/* oklch */ color: oklch(74.6% 0.220 142.3);

Tailwind

colors: {
  custom: {
    50: '#89dd79',
    500: '#42cd3a',
    950: '#000000',
  },
}

SCSS

$custom: #42cd3a;
$custom-light: #89dd79;
$custom-dark: #000000;

JSON

{
  "hex": "#42cd3a",
  "rgb": {
    "r": 66,
    "g": 205,
    "b": 58
  },
  "hsl": {
    "h": 116.735,
    "s": 59.514,
    "l": 51.569
  },
  "oklch": {
    "l": 0.74599,
    "c": 0.21953,
    "h": 142.3
  },
  "luminance": 0.45126
}

Semantic roles & 50–950 ramp

primary

#42CD3A

secondary

#CE91D2

accent

#45E3DA

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #42CD3A

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

Preview Lab → · Contrast checker → · Palette generator →