#42EA4A#42EA4A

#42EA4A is a very light, highly saturated green. Relative luminance 0.605; OKLCH L 82.2% C 0.242 H 143.6°. Best body text is #000000 at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#42EA4A
RGB	rgb(66, 234, 74)
HSL	hsl(123, 80%, 59%)
HSV	hsv(123, 72%, 92%)
CMYK	cmyk(71.8%, 0%, 68.4%, 8.2%)
CIE-LAB	lab(82.11, -71.79, 62.69)
CIE-LCH	lch(82.11, 95.31, 138.87°)
OKLab	oklab(82.21% -0.1945 0.1436)
OKLCH	oklch(82.21% 0.242 143.6)
XYZ	xyz(32.9035, 60.4946, 16.4198)
Luminance	0.6050 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42EA4A #EA42E2

analogous

#8EEA42 #42EA4A #42EA9E

triadic

#42EA4A #4A42EA #EA4A42

tetradic

#42EA4A #428EEA #EA42E2 #EA9E42

square

#42EA4A #428EEA #EA42E2 #EA9E42

split-complementary

#42EA4A #9E42EA #EA428E

monochromatic

#12A019 #18D721 #42EA4A #79F07F #B0F6B3

Accessibility & contrast

On white

1.60

#42EA4A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.10

#42EA4A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42EA4A

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42EA4A	#FFFFFF	#000000	##000000
##42EA4A	1.00	1.60	13.10	13.10
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.10	21.00	1.00	1.00
##000000	13.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD432

Deuteranopia (green-blind)

#DCC759

Tritanopia (blue-blind)

#00E3CA

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #42ea4a;
/* rgb */ color: rgb(66, 234, 74);
/* oklch */ color: oklch(82.2% 0.242 143.6);

Tailwind

colors: {
  custom: {
    50: '#8ef284',
    500: '#42ea4a',
    950: '#000000',
  },
}

SCSS

$custom: #42ea4a;
$custom-light: #8ef284;
$custom-dark: #000000;

JSON

{
  "hex": "#42ea4a",
  "rgb": {
    "r": 66,
    "g": 234,
    "b": 74
  },
  "hsl": {
    "h": 122.857,
    "s": 80,
    "l": 58.824
  },
  "oklch": {
    "l": 0.8221,
    "c": 0.24182,
    "h": 143.6
  },
  "luminance": 0.60498
}

Semantic roles & 50–950 ramp

primary

#42EA4A

secondary

#A22E9D

accent

#31EDF6

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0E170B

muted

#7F857E

Preview Lab

Preview with #42EA4A

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

Preview Lab → · Contrast checker → · Palette generator →