#42BC4E#42BC4E

#42BC4E is a light, vivid green. Relative luminance 0.377; OKLCH L 70.4% C 0.185 H 144.9°. Best body text is #000000 at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#42BC4E
RGB	rgb(66, 188, 78)
HSL	hsl(126, 48%, 50%)
HSV	hsv(126, 65%, 74%)
CMYK	cmyk(64.9%, 0%, 58.5%, 26.3%)
CIE-LAB	lab(67.78, -55.97, 45.11)
CIE-LCH	lch(67.78, 71.89, 141.13°)
OKLab	oklab(70.35% -0.1515 0.1066)
OKLCH	oklch(70.35% 0.185 144.9)
XYZ	xyz(21.6038, 37.6726, 13.3393)
Luminance	0.3767 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BC4E #BC42B0

analogous

#73BC42 #42BC4E #42BC8B

triadic

#42BC4E #4E42BC #BC4E42

tetradic

#42BC4E #4273BC #BC42B0 #BC8B42

square

#42BC4E #4273BC #BC42B0 #BC8B42

split-complementary

#42BC4E #8B42BC #BC4273

monochromatic

#226128 #328F3B #42BC4E #6FCC78 #9CDCA2

Accessibility & contrast

On white

2.46

#42BC4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.53

#42BC4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BC4E

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BC4E	#FFFFFF	#000000	##000000
##42BC4E	1.00	2.46	8.53	8.53
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.53	21.00	1.00	1.00
##000000	8.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAB43

Deuteranopia (green-blind)

#B0A157

Tritanopia (blue-blind)

#22B7A4

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #42bc4e;
/* rgb */ color: rgb(66, 188, 78);
/* oklch */ color: oklch(70.4% 0.185 144.9);

Tailwind

colors: {
  custom: {
    50: '#85d183',
    500: '#42bc4e',
    950: '#000000',
  },
}

SCSS

$custom: #42bc4e;
$custom-light: #85d183;
$custom-dark: #000000;

JSON

{
  "hex": "#42bc4e",
  "rgb": {
    "r": 66,
    "g": 188,
    "b": 78
  },
  "hsl": {
    "h": 125.902,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.70354,
    "c": 0.18525,
    "h": 144.9
  },
  "luminance": 0.37675
}

Semantic roles & 50–950 ramp

primary

#42BC4E

secondary

#C991C3

accent

#50CAD8

background

#F8FDF8

surface

#F0FAEF

border

#CBD3CA

text

#0C140B

muted

#7D837C

Preview Lab

Preview with #42BC4E

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

Preview Lab → · Contrast checker → · Palette generator →