#42B33F#42B33F

#42B33F is a light, vivid green. Relative luminance 0.338; OKLCH L 67.8% C 0.186 H 142.8°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#42B33F
RGB	rgb(66, 179, 63)
HSL	hsl(118, 48%, 47%)
HSV	hsv(118, 65%, 70%)
CMYK	cmyk(63.1%, 0%, 64.8%, 29.8%)
CIE-LAB	lab(64.77, -54.44, 48.42)
CIE-LCH	lch(64.77, 72.86, 138.35°)
OKLab	oklab(67.82% -0.148 0.1123)
OKLCH	oklch(67.82% 0.186 142.8)
XYZ	xyz(19.2630, 33.7554, 10.2020)
Luminance	0.3376 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B33F #B03FB3

analogous

#7CB33F #42B33F #3FB376

triadic

#42B33F #3F42B3 #B33F42

tetradic

#42B33F #3F7CB3 #B03FB3 #B3763F

square

#42B33F #3F7CB3 #B03FB3 #B3763F

split-complementary

#42B33F #763FB3 #B33F7C

monochromatic

#21581F #31862F #42B33F #69C966 #95D993

Accessibility & contrast

On white

2.71

#42B33F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#42B33F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B33F

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B33F	#FFFFFF	#000000	##000000
##42B33F	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A331

Deuteranopia (green-blind)

#A99949

Tritanopia (blue-blind)

#2CAE9B

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #42b33f;
/* rgb */ color: rgb(66, 179, 63);
/* oklch */ color: oklch(67.8% 0.186 142.8);

Tailwind

colors: {
  custom: {
    50: '#84cb79',
    500: '#42b33f',
    950: '#000000',
  },
}

SCSS

$custom: #42b33f;
$custom-light: #84cb79;
$custom-dark: #000000;

JSON

{
  "hex": "#42b33f",
  "rgb": {
    "r": 66,
    "g": 179,
    "b": 63
  },
  "hsl": {
    "h": 118.448,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.67819,
    "c": 0.1858,
    "h": 142.8
  },
  "luminance": 0.33757
}

Semantic roles & 50–950 ramp

primary

#42B33F

secondary

#C389C4

accent

#50D8D4

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #42B33F

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

Preview Lab → · Contrast checker → · Palette generator →