#42C54E#42C54E

#42C54E is a light, vivid green. Relative luminance 0.416; OKLCH L 72.7% C 0.196 H 144.6°. Best body text is #000000 at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#42C54E
RGB	rgb(66, 197, 78)
HSL	hsl(125, 53%, 52%)
HSV	hsv(125, 66%, 77%)
CMYK	cmyk(66.5%, 0%, 60.4%, 22.7%)
CIE-LAB	lab(70.62, -59.16, 48.40)
CIE-LCH	lch(70.62, 76.44, 140.71°)
OKLab	oklab(72.7% -0.1601 0.1137)
OKLCH	oklch(72.7% 0.196 144.6)
XYZ	xyz(23.5867, 41.6384, 14.0002)
Luminance	0.4164 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C54E #C542B9

analogous

#78C542 #42C54E #42C590

triadic

#42C54E #4E42C5 #C54E42

tetradic

#42C54E #4278C5 #C542B9 #C59042

square

#42C54E #4278C5 #C542B9 #C59042

split-complementary

#42C54E #9042C5 #C54278

monochromatic

#216C28 #2F9A39 #42C54E #71D37A #A0E2A6

Accessibility & contrast

On white

2.25

#42C54E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.33

#42C54E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C54E

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C54E	#FFFFFF	#000000	##000000
##42C54E	1.00	2.25	9.33	9.33
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.33	21.00	1.00	1.00
##000000	9.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B341

Deuteranopia (green-blind)

#B9A958

Tritanopia (blue-blind)

#1CC0AB

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #42c54e;
/* rgb */ color: rgb(66, 197, 78);
/* oklch */ color: oklch(72.7% 0.196 144.6);

Tailwind

colors: {
  custom: {
    50: '#86d883',
    500: '#42c54e',
    950: '#000000',
  },
}

SCSS

$custom: #42c54e;
$custom-light: #86d883;
$custom-dark: #000000;

JSON

{
  "hex": "#42c54e",
  "rgb": {
    "r": 66,
    "g": 197,
    "b": 78
  },
  "hsl": {
    "h": 125.496,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.72704,
    "c": 0.19639,
    "h": 144.6
  },
  "luminance": 0.41641
}

Semantic roles & 50–950 ramp

primary

#42C54E

secondary

#CE95C9

accent

#4BCFDC

background

#F8FDF8

surface

#F0FAEF

border

#CBD3CA

text

#0D150B

muted

#7D837C

Preview Lab

Preview with #42C54E

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

Preview Lab → · Contrast checker → · Palette generator →