#42AC73#42AC73

#42AC73 is a light, vivid green. Relative luminance 0.319; OKLCH L 66.8% C 0.130 H 156.5°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#42AC73
RGB	rgb(66, 172, 115)
HSL	hsl(148, 45%, 47%)
HSV	hsv(148, 62%, 67%)
CMYK	cmyk(61.6%, 0%, 33.1%, 32.5%)
CIE-LAB	lab(63.26, -43.78, 20.53)
CIE-LCH	lch(63.26, 48.36, 154.88°)
OKLab	oklab(66.81% -0.1191 0.0518)
OKLCH	oklch(66.81% 0.13 156.5)
XYZ	xyz(20.0921, 31.8991, 21.3146)
Luminance	0.3190 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AC73 #AC427B

analogous

#46AC42 #42AC73 #42ACA8

triadic

#42AC73 #7342AC #AC7342

tetradic

#42AC73 #4246AC #AC427B #ACA842

square

#42AC73 #4246AC #AC427B #ACA842

split-complementary

#42AC73 #A842AC #AC4246

monochromatic

#205438 #318055 #42AC73 #67C592 #93D6B2

Accessibility & contrast

On white

2.85

#42AC73 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#42AC73 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AC73

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AC73	#FFFFFF	#000000	##000000
##42AC73	1.00	2.85	7.38	7.38
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AB9F6F

Deuteranopia (green-blind)

#9D9577

Tritanopia (blue-blind)

#12AB9D

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #42ac73;
/* rgb */ color: rgb(66, 172, 115);
/* oklch */ color: oklch(66.8% 0.130 156.5);

Tailwind

colors: {
  custom: {
    50: '#81c59b',
    500: '#42ac73',
    950: '#000000',
  },
}

SCSS

$custom: #42ac73;
$custom-light: #81c59b;
$custom-dark: #000000;

JSON

{
  "hex": "#42ac73",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 115
  },
  "hsl": {
    "h": 147.736,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.66809,
    "c": 0.12984,
    "h": 156.5
  },
  "luminance": 0.31901
}

Semantic roles & 50–950 ramp

primary

#42AC73

secondary

#C189A7

accent

#5499D4

background

#F8FCF9

surface

#EFF8F2

border

#CAD1CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #42AC73

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

Preview Lab → · Contrast checker → · Palette generator →