#42BC57#42BC57

#42BC57 is a light, vivid green. Relative luminance 0.378; OKLCH L 70.5% C 0.178 H 146.4°. Best body text is #000000 at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#42BC57
RGB	rgb(66, 188, 87)
HSL	hsl(130, 48%, 50%)
HSV	hsv(130, 65%, 74%)
CMYK	cmyk(64.9%, 0%, 53.7%, 26.3%)
CIE-LAB	lab(67.88, -54.80, 40.97)
CIE-LCH	lch(67.88, 68.42, 143.22°)
OKLab	oklab(70.47% -0.148 0.0982)
OKLCH	oklch(70.47% 0.178 146.4)
XYZ	xyz(21.9488, 37.8106, 15.1564)
Luminance	0.3781 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BC57 #BC42A7

analogous

#6ABC42 #42BC57 #42BC94

triadic

#42BC57 #5742BC #BC5742

tetradic

#42BC57 #426ABC #BC42A7 #BC9442

square

#42BC57 #426ABC #BC42A7 #BC9442

split-complementary

#42BC57 #9442BC #BC426A

monochromatic

#22612D #328F42 #42BC57 #6FCC7F #9CDCA7

Accessibility & contrast

On white

2.45

#42BC57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.56

#42BC57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BC57

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BC57	#FFFFFF	#000000	##000000
##42BC57	1.00	2.45	8.56	8.56
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.56	21.00	1.00	1.00
##000000	8.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAC4E

Deuteranopia (green-blind)

#AFA15F

Tritanopia (blue-blind)

#1EB8A5

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #42bc57;
/* rgb */ color: rgb(66, 188, 87);
/* oklch */ color: oklch(70.5% 0.178 146.4);

Tailwind

colors: {
  custom: {
    50: '#84d189',
    500: '#42bc57',
    950: '#000000',
  },
}

SCSS

$custom: #42bc57;
$custom-light: #84d189;
$custom-dark: #000000;

JSON

{
  "hex": "#42bc57",
  "rgb": {
    "r": 66,
    "g": 188,
    "b": 87
  },
  "hsl": {
    "h": 130.328,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.70471,
    "c": 0.17764,
    "h": 146.4
  },
  "luminance": 0.37813
}

Semantic roles & 50–950 ramp

primary

#42BC57

secondary

#C991BF

accent

#50C0D8

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C140C

muted

#7D837D

Preview Lab

Preview with #42BC57

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

Preview Lab → · Contrast checker → · Palette generator →