#42CC56#42CC56

#42CC56 is a light, vivid green. Relative luminance 0.450; OKLCH L 74.6% C 0.199 H 145.6°. Best body text is #000000 at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#42CC56
RGB	rgb(66, 204, 86)
HSL	hsl(129, 58%, 53%)
HSV	hsv(129, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 57.8%, 20%)
CIE-LAB	lab(72.90, -60.64, 47.42)
CIE-LCH	lch(72.90, 76.98, 141.98°)
OKLab	oklab(74.62% -0.1638 0.1123)
OKLCH	oklch(74.62% 0.199 145.6)
XYZ	xyz(25.5176, 45.0131, 16.1459)
Luminance	0.4502 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC56 #CC42B8

analogous

#73CC42 #42CC56 #42CC9B

triadic

#42CC56 #5642CC #CC5642

tetradic

#42CC56 #4273CC #CC42B8 #CC9B42

square

#42CC56 #4273CC #CC42B8 #CC9B42

split-complementary

#42CC56 #9B42CC #CC4273

monochromatic

#1F742C #2CA43E #42CC56 #72D981 #A2E6AC

Accessibility & contrast

On white

2.10

#42CC56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.00

#42CC56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC56

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC56	#FFFFFF	#000000	##000000
##42CC56	1.00	2.10	10.00	10.00
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.00	21.00	1.00	1.00
##000000	10.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFBA4A

Deuteranopia (green-blind)

#BFAE5F

Tritanopia (blue-blind)

#11C7B2

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42cc56;
/* rgb */ color: rgb(66, 204, 86);
/* oklch */ color: oklch(74.6% 0.199 145.6);

Tailwind

colors: {
  custom: {
    50: '#88dd89',
    500: '#42cc56',
    950: '#000000',
  },
}

SCSS

$custom: #42cc56;
$custom-light: #88dd89;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc56",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 86
  },
  "hsl": {
    "h": 128.696,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.74616,
    "c": 0.19858,
    "h": 145.6
  },
  "luminance": 0.45016
}

Semantic roles & 50–950 ramp

primary

#42CC56

secondary

#D397CA

accent

#47CAE1

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #42CC56

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

Preview Lab → · Contrast checker → · Palette generator →