#42AC45#42AC45

#42AC45 is a light, vivid green. Relative luminance 0.311; OKLCH L 66.0% C 0.172 H 143.8°. Best body text is #000000 at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#42AC45
RGB	rgb(66, 172, 69)
HSL	hsl(122, 45%, 47%)
HSV	hsv(122, 62%, 67%)
CMYK	cmyk(61.6%, 0%, 59.9%, 32.5%)
CIE-LAB	lab(62.58, -51.21, 43.26)
CIE-LCH	lch(62.58, 67.04, 139.81°)
OKLab	oklab(66.03% -0.139 0.1019)
OKLCH	oklch(66.03% 0.172 143.8)
XYZ	xyz(18.0724, 31.0912, 10.6779)
Luminance	0.3109 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AC45 #AC42A9

analogous

#74AC42 #42AC45 #42AC7A

triadic

#42AC45 #4542AC #AC4542

tetradic

#42AC45 #4274AC #AC42A9 #AC7A42

square

#42AC45 #4274AC #AC42A9 #AC7A42

split-complementary

#42AC45 #7A42AC #AC4274

monochromatic

#205422 #318033 #42AC45 #67C569 #93D695

Accessibility & contrast

On white

2.91

#42AC45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.22

#42AC45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AC45

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AC45	#FFFFFF	#000000	##000000
##42AC45	1.00	2.91	7.22	7.22
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.22	21.00	1.00	1.00
##000000	7.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9D3A

Deuteranopia (green-blind)

#A2944D

Tritanopia (blue-blind)

#2DA796

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #42ac45;
/* rgb */ color: rgb(66, 172, 69);
/* oklch */ color: oklch(66.0% 0.172 143.8);

Tailwind

colors: {
  custom: {
    50: '#82c67c',
    500: '#42ac45',
    950: '#000000',
  },
}

SCSS

$custom: #42ac45;
$custom-light: #82c67c;
$custom-dark: #000000;

JSON

{
  "hex": "#42ac45",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 69
  },
  "hsl": {
    "h": 121.698,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.66034,
    "c": 0.17231,
    "h": 143.8
  },
  "luminance": 0.31093
}

Semantic roles & 50–950 ramp

primary

#42AC45

secondary

#C189BF

accent

#54D1D4

background

#F8FCF7

surface

#F0F8EE

border

#CBD1C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #42AC45

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

Preview Lab → · Contrast checker → · Palette generator →