#42AC4E#42AC4E

#42AC4E is a light, vivid green. Relative luminance 0.312; OKLCH L 66.1% C 0.165 H 145.4°. Best body text is #000000 at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#42AC4E
RGB	rgb(66, 172, 78)
HSL	hsl(127, 45%, 47%)
HSV	hsv(127, 62%, 67%)
CMYK	cmyk(61.6%, 0%, 54.7%, 32.5%)
CIE-LAB	lab(62.69, -50.06, 39.08)
CIE-LCH	lch(62.69, 63.51, 142.02°)
OKLab	oklab(66.15% -0.1355 0.0935)
OKLCH	oklch(66.15% 0.165 145.4)
XYZ	xyz(18.3733, 31.2116, 12.2624)
Luminance	0.3121 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AC4E #AC42A0

analogous

#6BAC42 #42AC4E #42AC83

triadic

#42AC4E #4E42AC #AC4E42

tetradic

#42AC4E #426BAC #AC42A0 #AC8342

square

#42AC4E #426BAC #AC42A0 #AC8342

split-complementary

#42AC4E #8342AC #AC426B

monochromatic

#205426 #31803A #42AC4E #67C571 #93D69A

Accessibility & contrast

On white

2.90

#42AC4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.24

#42AC4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AC4E

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AC4E	#FFFFFF	#000000	##000000
##42AC4E	1.00	2.90	7.24	7.24
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.24	21.00	1.00	1.00
##000000	7.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9D45

Deuteranopia (green-blind)

#A19455

Tritanopia (blue-blind)

#2AA897

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #42ac4e;
/* rgb */ color: rgb(66, 172, 78);
/* oklch */ color: oklch(66.1% 0.165 145.4);

Tailwind

colors: {
  custom: {
    50: '#82c682',
    500: '#42ac4e',
    950: '#000000',
  },
}

SCSS

$custom: #42ac4e;
$custom-light: #82c682;
$custom-dark: #000000;

JSON

{
  "hex": "#42ac4e",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 78
  },
  "hsl": {
    "h": 126.792,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.6615,
    "c": 0.16461,
    "h": 145.4
  },
  "luminance": 0.31213
}

Semantic roles & 50–950 ramp

primary

#42AC4E

secondary

#C189BB

accent

#54C6D4

background

#F8FCF8

surface

#F0F8EF

border

#CBD1CA

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #42AC4E

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

Preview Lab → · Contrast checker → · Palette generator →