#42AC33#42AC33

#42AC33 is a light, vivid green. Relative luminance 0.309; OKLCH L 65.8% C 0.186 H 141.3°. Best body text is #000000 at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#42AC33
RGB	rgb(66, 172, 51)
HSL	hsl(113, 54%, 44%)
HSV	hsv(113, 70%, 67%)
CMYK	cmyk(61.6%, 0%, 70.3%, 32.5%)
CIE-LAB	lab(62.42, -53.07, 50.86)
CIE-LCH	lch(62.42, 73.51, 136.22°)
OKLab	oklab(65.85% -0.1449 0.1161)
OKLCH	oklch(65.85% 0.186 141.3)
XYZ	xyz(17.5959, 30.9007, 8.1685)
Luminance	0.3090 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AC33 #9D33AC

analogous

#7EAC33 #42AC33 #33AC60

triadic

#42AC33 #3342AC #AC3342

tetradic

#42AC33 #337EAC #9D33AC #AC6033

square

#42AC33 #337EAC #9D33AC #AC6033

split-complementary

#42AC33 #6033AC #AC337E

monochromatic

#1E4E17 #307D25 #42AC33 #60CB51 #8BD980

Accessibility & contrast

On white

2.92

#42AC33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.18

#42AC33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AC33

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AC33	#FFFFFF	#000000	##000000
##42AC33	1.00	2.92	7.18	7.18
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.18	21.00	1.00	1.00
##000000	7.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09C20

Deuteranopia (green-blind)

#A3943F

Tritanopia (blue-blind)

#31A794

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #42ac33;
/* rgb */ color: rgb(66, 172, 51);
/* oklch */ color: oklch(65.8% 0.186 141.3);

Tailwind

colors: {
  custom: {
    50: '#83c671',
    500: '#42ac33',
    950: '#000000',
  },
}

SCSS

$custom: #42ac33;
$custom-light: #83c671;
$custom-dark: #000000;

JSON

{
  "hex": "#42ac33",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 51
  },
  "hsl": {
    "h": 112.562,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.65849,
    "c": 0.18569,
    "h": 141.3
  },
  "luminance": 0.30902
}

Semantic roles & 50–950 ramp

primary

#42AC33

secondary

#B978C2

accent

#4ADECB

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #42AC33

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

Preview Lab → · Contrast checker → · Palette generator →