#42CC66#42CC66

#42CC66 is a light, vivid green. Relative luminance 0.453; OKLCH L 74.8% C 0.185 H 148.4°. Best body text is #000000 at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#42CC66
RGB	rgb(66, 204, 102)
HSL	hsl(136, 58%, 53%)
HSV	hsv(136, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 50%, 20%)
CIE-LAB	lab(73.09, -58.45, 40.05)
CIE-LCH	lch(73.09, 70.86, 145.58°)
OKLab	oklab(74.83% -0.1575 0.097)
OKLCH	oklch(74.83% 0.185 148.4)
XYZ	xyz(26.2359, 45.3005, 19.9290)
Luminance	0.4530 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC66 #CC42A8

analogous

#63CC42 #42CC66 #42CCAB

triadic

#42CC66 #6642CC #CC6642

tetradic

#42CC66 #4263CC #CC42A8 #CCAB42

square

#42CC66 #4263CC #CC42A8 #CCAB42

split-complementary

#42CC66 #AB42CC #CC4263

monochromatic

#1F7436 #2CA44C #42CC66 #72D98D #A2E6B4

Accessibility & contrast

On white

2.09

#42CC66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.06

#42CC66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC66

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC66	#FFFFFF	#000000	##000000
##42CC66	1.00	2.09	10.06	10.06
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.06	21.00	1.00	1.00
##000000	10.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBB5D

Deuteranopia (green-blind)

#BDAF6D

Tritanopia (blue-blind)

#00C8B4

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42cc66;
/* rgb */ color: rgb(66, 204, 102);
/* oklch */ color: oklch(74.8% 0.185 148.4);

Tailwind

colors: {
  custom: {
    50: '#87dd93',
    500: '#42cc66',
    950: '#000000',
  },
}

SCSS

$custom: #42cc66;
$custom-light: #87dd93;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc66",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 102
  },
  "hsl": {
    "h": 135.652,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.74833,
    "c": 0.18501,
    "h": 148.4
  },
  "luminance": 0.45303
}

Semantic roles & 50–950 ramp

primary

#42CC66

secondary

#D397C3

accent

#47B9E1

background

#F8FDF9

surface

#F0FBF1

border

#CBD4CB

text

#0D150D

muted

#7D837E

Preview Lab

Preview with #42CC66

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

Preview Lab → · Contrast checker → · Palette generator →