#42BB5B#42BB5B

#42BB5B is a light, vivid green. Relative luminance 0.375; OKLCH L 70.3% C 0.173 H 147.3°. Best body text is #000000 at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#42BB5B
RGB	rgb(66, 187, 91)
HSL	hsl(132, 48%, 50%)
HSV	hsv(132, 65%, 73%)
CMYK	cmyk(64.7%, 0%, 51.3%, 26.7%)
CIE-LAB	lab(67.61, -53.86, 38.69)
CIE-LCH	lch(67.61, 66.32, 144.31°)
OKLab	oklab(70.27% -0.1454 0.0934)
OKLCH	oklch(70.27% 0.173 147.3)
XYZ	xyz(21.9039, 37.4520, 15.9701)
Luminance	0.3745 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BB5B #BB42A2

analogous

#65BB42 #42BB5B #42BB98

triadic

#42BB5B #5B42BB #BB5B42

tetradic

#42BB5B #4265BB #BB42A2 #BB9842

square

#42BB5B #4265BB #BB42A2 #BB9842

split-complementary

#42BB5B #9842BB #BB4265

monochromatic

#22612F #328E45 #42BB5B #6ECC82 #9CDCA9

Accessibility & contrast

On white

2.47

#42BB5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.49

#42BB5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BB5B

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BB5B	#FFFFFF	#000000	##000000
##42BB5B	1.00	2.47	8.49	8.49
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.49	21.00	1.00	1.00
##000000	8.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDAB53

Deuteranopia (green-blind)

#AEA162

Tritanopia (blue-blind)

#1CB7A5

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #42bb5b;
/* rgb */ color: rgb(66, 187, 91);
/* oklch */ color: oklch(70.3% 0.173 147.3);

Tailwind

colors: {
  custom: {
    50: '#84d08b',
    500: '#42bb5b',
    950: '#000000',
  },
}

SCSS

$custom: #42bb5b;
$custom-light: #84d08b;
$custom-dark: #000000;

JSON

{
  "hex": "#42bb5b",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 91
  },
  "hsl": {
    "h": 132.397,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.70268,
    "c": 0.17281,
    "h": 147.3
  },
  "luminance": 0.37454
}

Semantic roles & 50–950 ramp

primary

#42BB5B

secondary

#C891BD

accent

#50BCD7

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0C140C

muted

#7D827D

Preview Lab

Preview with #42BB5B

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

Preview Lab → · Contrast checker → · Palette generator →