#42CC4A#42CC4A

#42CC4A is a light, highly saturated green. Relative luminance 0.448; OKLCH L 74.5% C 0.208 H 143.9°. Best body text is #000000 at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#42CC4A
RGB	rgb(66, 204, 74)
HSL	hsl(123, 58%, 53%)
HSV	hsv(123, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 63.7%, 20%)
CIE-LAB	lab(72.78, -62.01, 52.59)
CIE-LCH	lch(72.78, 81.31, 139.70°)
OKLab	oklab(74.48% -0.168 0.1223)
OKLCH	oklch(74.48% 0.208 143.9)
XYZ	xyz(25.0741, 44.8357, 13.8100)
Luminance	0.4484 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC4A #CC42C4

analogous

#7FCC42 #42CC4A #42CC8F

triadic

#42CC4A #4A42CC #CC4A42

tetradic

#42CC4A #427FCC #CC42C4 #CC8F42

square

#42CC4A #427FCC #CC42C4 #CC8F42

split-complementary

#42CC4A #8F42CC #CC427F

monochromatic

#1F7424 #2CA433 #42CC4A #72D978 #A2E6A6

Accessibility & contrast

On white

2.11

#42CC4A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.97

#42CC4A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC4A

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC4A	#FFFFFF	#000000	##000000
##42CC4A	1.00	2.11	9.97	9.97
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.97	21.00	1.00	1.00
##000000	9.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B93A

Deuteranopia (green-blind)

#C0AE55

Tritanopia (blue-blind)

#19C6B1

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42cc4a;
/* rgb */ color: rgb(66, 204, 74);
/* oklch */ color: oklch(74.5% 0.208 143.9);

Tailwind

colors: {
  custom: {
    50: '#88dd82',
    500: '#42cc4a',
    950: '#000000',
  },
}

SCSS

$custom: #42cc4a;
$custom-light: #88dd82;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc4a",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 74
  },
  "hsl": {
    "h": 123.478,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.74481,
    "c": 0.20781,
    "h": 143.9
  },
  "luminance": 0.44838
}

Semantic roles & 50–950 ramp

primary

#42CC4A

secondary

#D397CF

accent

#47D8E1

background

#F9FDF8

surface

#F1FBEF

border

#CBD4CA

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #42CC4A

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

Preview Lab → · Contrast checker → · Palette generator →