#42CF55#42CF55

#42CF55 is a light, highly saturated green. Relative luminance 0.464; OKLCH L 75.4% C 0.203 H 145.3°. Best body text is #000000 at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#42CF55
RGB	rgb(66, 207, 85)
HSL	hsl(128, 59%, 54%)
HSV	hsv(128, 68%, 81%)
CMYK	cmyk(68.1%, 0%, 58.9%, 18.8%)
CIE-LAB	lab(73.83, -61.80, 48.95)
CIE-LCH	lch(73.83, 78.84, 141.61°)
OKLab	oklab(75.38% -0.167 0.1155)
OKLCH	oklch(75.38% 0.203 145.3)
XYZ	xyz(26.1975, 46.4370, 16.1752)
Luminance	0.4644 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CF55 #CF42BC

analogous

#75CF42 #42CF55 #42CF9B

triadic

#42CF55 #5542CF #CF5542

tetradic

#42CF55 #4275CF #CF42BC #CF9B42

square

#42CF55 #4275CF #CF42BC #CF9B42

split-complementary

#42CF55 #9B42CF #CF4275

monochromatic

#1F782B #2BA93C #42CF55 #73DB81 #A4E8AD

Accessibility & contrast

On white

2.04

#42CF55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.29

#42CF55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CF55

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CF55	#FFFFFF	#000000	##000000
##42CF55	1.00	2.04	10.29	10.29
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.29	21.00	1.00	1.00
##000000	10.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BC48

Deuteranopia (green-blind)

#C1B15F

Tritanopia (blue-blind)

#0ECAB5

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #42cf55;
/* rgb */ color: rgb(66, 207, 85);
/* oklch */ color: oklch(75.4% 0.203 145.3);

Tailwind

colors: {
  custom: {
    50: '#88df89',
    500: '#42cf55',
    950: '#000000',
  },
}

SCSS

$custom: #42cf55;
$custom-light: #88df89;
$custom-dark: #000000;

JSON

{
  "hex": "#42cf55",
  "rgb": {
    "r": 66,
    "g": 207,
    "b": 85
  },
  "hsl": {
    "h": 128.085,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.7538,
    "c": 0.20303,
    "h": 145.3
  },
  "luminance": 0.4644
}

Semantic roles & 50–950 ramp

primary

#42CF55

secondary

#D598CC

accent

#45CDE3

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #42CF55

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

Preview Lab → · Contrast checker → · Palette generator →