#42AC31#42AC31

#42AC31 is a light, vivid green. Relative luminance 0.309; OKLCH L 65.8% C 0.187 H 141.1°. Best body text is #000000 at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#42AC31
RGB	rgb(66, 172, 49)
HSL	hsl(112, 56%, 43%)
HSV	hsv(112, 72%, 67%)
CMYK	cmyk(61.6%, 0%, 71.5%, 32.5%)
CIE-LAB	lab(62.41, -53.24, 51.63)
CIE-LCH	lch(62.41, 74.16, 135.88°)
OKLab	oklab(65.83% -0.1455 0.1174)
OKLCH	oklch(65.83% 0.187 141.1)
XYZ	xyz(17.5528, 30.8834, 7.9412)
Luminance	0.3089 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AC31 #9B31AC

analogous

#7FAC31 #42AC31 #31AC5D

triadic

#42AC31 #3142AC #AC3142

tetradic

#42AC31 #317FAC #9B31AC #AC5D31

square

#42AC31 #317FAC #9B31AC #AC5D31

split-complementary

#42AC31 #5D31AC #AC317F

monochromatic

#1D4D16 #307C23 #42AC31 #5FCC4E #8ADA7D

Accessibility & contrast

On white

2.93

#42AC31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.18

#42AC31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AC31

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AC31	#FFFFFF	#000000	##000000
##42AC31	1.00	2.93	7.18	7.18
#FFFFFF	2.93	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)

#B09C1D

Deuteranopia (green-blind)

#A3943D

Tritanopia (blue-blind)

#31A794

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #42ac31;
/* rgb */ color: rgb(66, 172, 49);
/* oklch */ color: oklch(65.8% 0.187 141.1);

Tailwind

colors: {
  custom: {
    50: '#83c670',
    500: '#42ac31',
    950: '#000000',
  },
}

SCSS

$custom: #42ac31;
$custom-light: #83c670;
$custom-dark: #000000;

JSON

{
  "hex": "#42ac31",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 49
  },
  "hsl": {
    "h": 111.707,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.65833,
    "c": 0.18698,
    "h": 141.1
  },
  "luminance": 0.30885
}

Semantic roles & 50–950 ramp

primary

#42AC31

secondary

#B876C3

accent

#49DFCA

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #42AC31

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

Preview Lab → · Contrast checker → · Palette generator →