#42CC80#42CC80

#42CC80 is a light, vivid green. Relative luminance 0.459; OKLCH L 75.3% C 0.161 H 154.9°. Best body text is #000000 at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#42CC80
RGB	rgb(66, 204, 128)
HSL	hsl(147, 58%, 53%)
HSV	hsv(147, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 37.3%, 20%)
CIE-LAB	lab(73.48, -54.06, 27.37)
CIE-LCH	lch(73.48, 60.59, 153.14°)
OKLab	oklab(75.28% -0.1462 0.0685)
OKLCH	oklch(75.28% 0.161 154.9)
XYZ	xyz(27.7334, 45.8995, 27.8158)
Luminance	0.4590 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC80 #CC428E

analogous

#49CC42 #42CC80 #42CCC5

triadic

#42CC80 #8042CC #CC8042

tetradic

#42CC80 #4249CC #CC428E #CCC542

square

#42CC80 #4249CC #CC428E #CCC542

split-complementary

#42CC80 #C542CC #CC4249

monochromatic

#1F7445 #2CA462 #42CC80 #72D9A0 #A2E6C1

Accessibility & contrast

On white

2.06

#42CC80 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.18

#42CC80 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC80

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC80	#FFFFFF	#000000	##000000
##42CC80	1.00	2.06	10.18	10.18
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.18	21.00	1.00	1.00
##000000	10.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBBC7B

Deuteranopia (green-blind)

#BAB085

Tritanopia (blue-blind)

#00CAB9

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #42cc80;
/* rgb */ color: rgb(66, 204, 128);
/* oklch */ color: oklch(75.3% 0.161 154.9);

Tailwind

colors: {
  custom: {
    50: '#87dca5',
    500: '#42cc80',
    950: '#000000',
  },
}

SCSS

$custom: #42cc80;
$custom-light: #87dca5;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc80",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 128
  },
  "hsl": {
    "h": 146.957,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75283,
    "c": 0.16144,
    "h": 154.9
  },
  "luminance": 0.45902
}

Semantic roles & 50–950 ramp

primary

#42CC80

secondary

#D397B8

accent

#479CE1

background

#F8FDFA

surface

#F0FBF4

border

#CBD4CE

text

#0D150F

muted

#7D837F

Preview Lab

Preview with #42CC80

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

Preview Lab → · Contrast checker → · Palette generator →