#42CB3F#42CB3F

#42CB3F is a light, highly saturated green. Relative luminance 0.442; OKLCH L 74.1% C 0.214 H 142.8°. Best body text is #000000 at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#42CB3F
RGB	rgb(66, 203, 63)
HSL	hsl(119, 57%, 52%)
HSV	hsv(119, 69%, 80%)
CMYK	cmyk(67.5%, 0%, 69%, 20.4%)
CIE-LAB	lab(72.38, -62.74, 56.63)
CIE-LCH	lch(72.38, 84.52, 137.93°)
OKLab	oklab(74.12% -0.1705 0.1296)
OKLCH	oklch(74.12% 0.214 142.8)
XYZ	xyz(24.4985, 44.2264, 11.9471)
Luminance	0.4423 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CB3F #C83FCB

analogous

#88CB3F #42CB3F #3FCB82

triadic

#42CB3F #3F42CB #CB3F42

tetradic

#42CB3F #3F88CB #C83FCB #CB823F

square

#42CB3F #3F88CB #C83FCB #CB823F

split-complementary

#42CB3F #823FCB #CB3F88

monochromatic

#20711F #2EA12C #42CB3F #71D86F #A1E59F

Accessibility & contrast

On white

2.13

#42CB3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.85

#42CB3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CB3F

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CB3F	#FFFFFF	#000000	##000000
##42CB3F	1.00	2.13	9.85	9.85
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.85	21.00	1.00	1.00
##000000	9.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB82A

Deuteranopia (green-blind)

#BFAD4C

Tritanopia (blue-blind)

#1FC5AF

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42cb3f;
/* rgb */ color: rgb(66, 203, 63);
/* oklch */ color: oklch(74.1% 0.214 142.8);

Tailwind

colors: {
  custom: {
    50: '#88dc7b',
    500: '#42cb3f',
    950: '#000000',
  },
}

SCSS

$custom: #42cb3f;
$custom-light: #88dc7b;
$custom-dark: #000000;

JSON

{
  "hex": "#42cb3f",
  "rgb": {
    "r": 66,
    "g": 203,
    "b": 63
  },
  "hsl": {
    "h": 118.714,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.74118,
    "c": 0.21418,
    "h": 142.8
  },
  "luminance": 0.44229
}

Semantic roles & 50–950 ramp

primary

#42CB3F

secondary

#D094D1

accent

#47E1DD

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #42CB3F

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

Preview Lab → · Contrast checker → · Palette generator →