#42CC64#42CC64

#42CC64 is a light, vivid green. Relative luminance 0.453; OKLCH L 74.8% C 0.187 H 148.0°. Best body text is #000000 at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#42CC64
RGB	rgb(66, 204, 100)
HSL	hsl(135, 58%, 53%)
HSV	hsv(135, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 51%, 20%)
CIE-LAB	lab(73.06, -58.75, 40.99)
CIE-LCH	lch(73.06, 71.63, 145.09°)
OKLab	oklab(74.8% -0.1583 0.099)
OKLCH	oklch(74.8% 0.187 148)
XYZ	xyz(26.1380, 45.2613, 19.4129)
Luminance	0.4526 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC64 #CC42AA

analogous

#65CC42 #42CC64 #42CCA9

triadic

#42CC64 #6442CC #CC6442

tetradic

#42CC64 #4265CC #CC42AA #CCA942

square

#42CC64 #4265CC #CC42AA #CCA942

split-complementary

#42CC64 #A942CC #CC4265

monochromatic

#1F7434 #2CA44A #42CC64 #72D98C #A2E6B3

Accessibility & contrast

On white

2.09

#42CC64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.05

#42CC64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC64

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC64	#FFFFFF	#000000	##000000
##42CC64	1.00	2.09	10.05	10.05
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.05	21.00	1.00	1.00
##000000	10.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBA5B

Deuteranopia (green-blind)

#BDAF6C

Tritanopia (blue-blind)

#00C8B4

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42cc64;
/* rgb */ color: rgb(66, 204, 100);
/* oklch */ color: oklch(74.8% 0.187 148.0);

Tailwind

colors: {
  custom: {
    50: '#87dd92',
    500: '#42cc64',
    950: '#000000',
  },
}

SCSS

$custom: #42cc64;
$custom-light: #87dd92;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc64",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 100
  },
  "hsl": {
    "h": 134.783,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.74804,
    "c": 0.18677,
    "h": 148
  },
  "luminance": 0.45264
}

Semantic roles & 50–950 ramp

primary

#42CC64

secondary

#D397C4

accent

#47BBE1

background

#F8FDF9

surface

#F0FBF1

border

#CBD4CB

text

#0D150D

muted

#7D837E

Preview Lab

Preview with #42CC64

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

Preview Lab → · Contrast checker → · Palette generator →