#42BB57#42BB57

#42BB57 is a light, vivid green. Relative luminance 0.374; OKLCH L 70.2% C 0.176 H 146.5°. Best body text is #000000 at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#42BB57
RGB	rgb(66, 187, 87)
HSL	hsl(130, 48%, 50%)
HSV	hsv(130, 65%, 73%)
CMYK	cmyk(64.7%, 0%, 53.5%, 26.7%)
CIE-LAB	lab(67.56, -54.43, 40.59)
CIE-LCH	lch(67.56, 67.90, 143.29°)
OKLab	oklab(70.21% -0.147 0.0974)
OKLCH	oklch(70.21% 0.176 146.5)
XYZ	xyz(21.7359, 37.3848, 15.0855)
Luminance	0.3739 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BB57 #BB42A6

analogous

#6ABB42 #42BB57 #42BB93

triadic

#42BB57 #5742BB #BB5742

tetradic

#42BB57 #426ABB #BB42A6 #BB9342

square

#42BB57 #426ABB #BB42A6 #BB9342

split-complementary

#42BB57 #9342BB #BB426A

monochromatic

#22612D #328E42 #42BB57 #6ECC7F #9CDCA7

Accessibility & contrast

On white

2.48

#42BB57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.48

#42BB57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BB57

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BB57	#FFFFFF	#000000	##000000
##42BB57	1.00	2.48	8.48	8.48
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.48	21.00	1.00	1.00
##000000	8.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDAB4E

Deuteranopia (green-blind)

#AEA15E

Tritanopia (blue-blind)

#1EB7A4

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #42bb57;
/* rgb */ color: rgb(66, 187, 87);
/* oklch */ color: oklch(70.2% 0.176 146.5);

Tailwind

colors: {
  custom: {
    50: '#84d089',
    500: '#42bb57',
    950: '#000000',
  },
}

SCSS

$custom: #42bb57;
$custom-light: #84d089;
$custom-dark: #000000;

JSON

{
  "hex": "#42bb57",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 87
  },
  "hsl": {
    "h": 130.413,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.70211,
    "c": 0.17635,
    "h": 146.5
  },
  "luminance": 0.37387
}

Semantic roles & 50–950 ramp

primary

#42BB57

secondary

#C891BE

accent

#50C0D7

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0C140C

muted

#7D827D

Preview Lab

Preview with #42BB57

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

Preview Lab → · Contrast checker → · Palette generator →