#42CC5A#42CC5A

#42CC5A is a light, vivid green. Relative luminance 0.451; OKLCH L 74.7% C 0.195 H 146.2°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#42CC5A
RGB	rgb(66, 204, 90)
HSL	hsl(130, 58%, 53%)
HSV	hsv(130, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 55.9%, 20%)
CIE-LAB	lab(72.94, -60.13, 45.62)
CIE-LCH	lch(72.94, 75.47, 142.81°)
OKLab	oklab(74.67% -0.1623 0.1087)
OKLCH	oklch(74.67% 0.195 146.2)
XYZ	xyz(25.6833, 45.0794, 17.0185)
Luminance	0.4508 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC5A #CC42B4

analogous

#6FCC42 #42CC5A #42CC9F

triadic

#42CC5A #5A42CC #CC5A42

tetradic

#42CC5A #426FCC #CC42B4 #CC9F42

square

#42CC5A #426FCC #CC42B4 #CC9F42

split-complementary

#42CC5A #9F42CC #CC426F

monochromatic

#1F742E #2CA441 #42CC5A #72D984 #A2E6AE

Accessibility & contrast

On white

2.10

#42CC5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#42CC5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC5A

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC5A	#FFFFFF	#000000	##000000
##42CC5A	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFBA4F

Deuteranopia (green-blind)

#BEAF63

Tritanopia (blue-blind)

#0CC7B3

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42cc5a;
/* rgb */ color: rgb(66, 204, 90);
/* oklch */ color: oklch(74.7% 0.195 146.2);

Tailwind

colors: {
  custom: {
    50: '#87dd8c',
    500: '#42cc5a',
    950: '#000000',
  },
}

SCSS

$custom: #42cc5a;
$custom-light: #87dd8c;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc5a",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 90
  },
  "hsl": {
    "h": 130.435,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.74666,
    "c": 0.19531,
    "h": 146.2
  },
  "luminance": 0.45082
}

Semantic roles & 50–950 ramp

primary

#42CC5A

secondary

#D397C8

accent

#47C6E1

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #42CC5A

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

Preview Lab → · Contrast checker → · Palette generator →