#42EE4F#42EE4F

#42EE4F is a very light, highly saturated green. Relative luminance 0.629; OKLCH L 83.3% C 0.243 H 144.0°. Best body text is #000000 at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#42EE4F
RGB	rgb(66, 238, 79)
HSL	hsl(125, 83%, 60%)
HSV	hsv(125, 72%, 93%)
CMYK	cmyk(72.3%, 0%, 66.8%, 6.7%)
CIE-LAB	lab(83.37, -72.60, 62.13)
CIE-LCH	lch(83.37, 95.55, 139.44°)
OKLab	oklab(83.27% -0.1965 0.143)
OKLCH	oklch(83.27% 0.243 144)
XYZ	xyz(34.2304, 62.8680, 17.7263)
Luminance	0.6287 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42EE4F #EE42E1

analogous

#8BEE42 #42EE4F #42EEA5

triadic

#42EE4F #4F42EE #EE4F42

tetradic

#42EE4F #428BEE #EE42E1 #EEA542

square

#42EE4F #428BEE #EE42E1 #EEA542

split-complementary

#42EE4F #A542EE #EE428B

monochromatic

#0FA71A #14DF23 #42EE4F #7AF383 #B2F8B8

Accessibility & contrast

On white

1.55

#42EE4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.57

#42EE4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42EE4F

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42EE4F	#FFFFFF	#000000	##000000
##42EE4F	1.00	1.55	13.57	13.57
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.57	21.00	1.00	1.00
##000000	13.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D839

Deuteranopia (green-blind)

#DFCB5E

Tritanopia (blue-blind)

#00E8CE

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #42ee4f;
/* rgb */ color: rgb(66, 238, 79);
/* oklch */ color: oklch(83.3% 0.243 144.0);

Tailwind

colors: {
  custom: {
    50: '#8ff587',
    500: '#42ee4f',
    950: '#000000',
  },
}

SCSS

$custom: #42ee4f;
$custom-light: #8ff587;
$custom-dark: #000000;

JSON

{
  "hex": "#42ee4f",
  "rgb": {
    "r": 66,
    "g": 238,
    "b": 79
  },
  "hsl": {
    "h": 124.535,
    "s": 83.495,
    "l": 59.608
  },
  "oklch": {
    "l": 0.83273,
    "c": 0.24302,
    "h": 144
  },
  "luminance": 0.62872
}

Semantic roles & 50–950 ramp

primary

#42EE4F

secondary

#A82C9F

accent

#2EEAFA

background

#FCFFFC

surface

#F5FFF4

border

#CFD7CE

text

#0E170C

muted

#7F857F

Preview Lab

Preview with #42EE4F

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

Preview Lab → · Contrast checker → · Palette generator →