#42CC6F#42CC6F

#42CC6F is a light, vivid green. Relative luminance 0.455; OKLCH L 75.0% C 0.177 H 150.3°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#42CC6F
RGB	rgb(66, 204, 111)
HSL	hsl(140, 58%, 53%)
HSV	hsv(140, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 45.6%, 20%)
CIE-LAB	lab(73.21, -57.05, 35.73)
CIE-LCH	lch(73.21, 67.31, 147.94°)
OKLab	oklab(74.98% -0.1537 0.0876)
OKLCH	oklch(74.98% 0.177 150.3)
XYZ	xyz(26.7067, 45.4888, 22.4086)
Luminance	0.4549 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC6F #CC429F

analogous

#5ACC42 #42CC6F #42CCB4

triadic

#42CC6F #6F42CC #CC6F42

tetradic

#42CC6F #425ACC #CC429F #CCB442

square

#42CC6F #425ACC #CC429F #CCB442

split-complementary

#42CC6F #B442CC #CC425A

monochromatic

#1F743B #2CA454 #42CC6F #72D994 #A2E6B8

Accessibility & contrast

On white

2.08

#42CC6F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#42CC6F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC6F

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC6F	#FFFFFF	#000000	##000000
##42CC6F	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDBB68

Deuteranopia (green-blind)

#BCAF75

Tritanopia (blue-blind)

#00C9B6

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #42cc6f;
/* rgb */ color: rgb(66, 204, 111);
/* oklch */ color: oklch(75.0% 0.177 150.3);

Tailwind

colors: {
  custom: {
    50: '#87dd99',
    500: '#42cc6f',
    950: '#000000',
  },
}

SCSS

$custom: #42cc6f;
$custom-light: #87dd99;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc6f",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 111
  },
  "hsl": {
    "h": 139.565,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.74975,
    "c": 0.17695,
    "h": 150.3
  },
  "luminance": 0.45492
}

Semantic roles & 50–950 ramp

primary

#42CC6F

secondary

#D397BF

accent

#47AFE1

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0D150E

muted

#7D837E

Preview Lab

Preview with #42CC6F

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

Preview Lab → · Contrast checker → · Palette generator →