#42E290#42E290

#42E290 is a light, vivid green. Relative luminance 0.576; OKLCH L 81.1% C 0.176 H 156.0°. Best body text is #000000 at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#42E290
RGB	rgb(66, 226, 144)
HSL	hsl(149, 73%, 57%)
HSV	hsv(149, 71%, 89%)
CMYK	cmyk(70.8%, 0%, 36.3%, 11.4%)
CIE-LAB	lab(80.49, -59.34, 28.49)
CIE-LCH	lch(80.49, 65.83, 154.35°)
OKLab	oklab(81.15% -0.1605 0.0714)
OKLCH	oklch(81.15% 0.176 156)
XYZ	xyz(34.4739, 57.5606, 35.6736)
Luminance	0.5756 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E290 #E24294

analogous

#44E242 #42E290 #42E2E0

triadic

#42E290 #9042E2 #E29042

tetradic

#42E290 #4244E2 #E24294 #E2E042

square

#42E290 #4244E2 #E24294 #E2E042

split-complementary

#42E290 #E042E2 #E24244

monochromatic

#179353 #1FC871 #42E290 #77EAAF #ACF2CE

Accessibility & contrast

On white

1.68

#42E290 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.51

#42E290 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E290

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E290	#FFFFFF	#000000	##000000
##42E290	1.00	1.68	12.51	12.51
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.51	21.00	1.00	1.00
##000000	12.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1D08B

Deuteranopia (green-blind)

#CDC295

Tritanopia (blue-blind)

#00E0CD

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #42e290;
/* rgb */ color: rgb(66, 226, 144);
/* oklch */ color: oklch(81.1% 0.176 156.0);

Tailwind

colors: {
  custom: {
    50: '#8becb1',
    500: '#42e290',
    950: '#000000',
  },
}

SCSS

$custom: #42e290;
$custom-light: #8becb1;
$custom-dark: #000000;

JSON

{
  "hex": "#42e290",
  "rgb": {
    "r": 66,
    "g": 226,
    "b": 144
  },
  "hsl": {
    "h": 149.25,
    "s": 73.394,
    "l": 57.255
  },
  "oklch": {
    "l": 0.81148,
    "c": 0.17566,
    "h": 156
  },
  "luminance": 0.57565
}

Semantic roles & 50–950 ramp

primary

#42E290

secondary

#983165

accent

#3896F0

background

#FCFFFD

surface

#F4FEF7

border

#CED6D0

text

#0D1610

muted

#7F8581

Preview Lab

Preview with #42E290

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

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