#42AC3B#42AC3B

#42AC3B is a light, vivid green. Relative luminance 0.310; OKLCH L 65.9% C 0.180 H 142.3°. Best body text is #000000 at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#42AC3B
RGB	rgb(66, 172, 59)
HSL	hsl(116, 49%, 45%)
HSV	hsv(116, 66%, 67%)
CMYK	cmyk(61.6%, 0%, 65.7%, 32.5%)
CIE-LAB	lab(62.49, -52.31, 47.63)
CIE-LCH	lch(62.49, 70.75, 137.68°)
OKLab	oklab(65.92% -0.1425 0.1102)
OKLCH	oklch(65.92% 0.18 142.3)
XYZ	xyz(17.7878, 30.9774, 9.1787)
Luminance	0.3098 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AC3B #A53BAC

analogous

#7BAC3B #42AC3B #3BAC6C

triadic

#42AC3B #3B42AC #AC3B42

tetradic

#42AC3B #3B7BAC #A53BAC #AC6C3B

square

#42AC3B #3B7BAC #A53BAC #AC6C3B

split-complementary

#42AC3B #6C3BAC #AC3B7B

monochromatic

#1F511C #317E2B #42AC3B #63C75D #8FD78A

Accessibility & contrast

On white

2.92

#42AC3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.20

#42AC3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AC3B

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AC3B	#FFFFFF	#000000	##000000
##42AC3B	1.00	2.92	7.20	7.20
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.20	21.00	1.00	1.00
##000000	7.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09D2D

Deuteranopia (green-blind)

#A39445

Tritanopia (blue-blind)

#2FA795

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #42ac3b;
/* rgb */ color: rgb(66, 172, 59);
/* oklch */ color: oklch(65.9% 0.180 142.3);

Tailwind

colors: {
  custom: {
    50: '#83c676',
    500: '#42ac3b',
    950: '#000000',
  },
}

SCSS

$custom: #42ac3b;
$custom-light: #83c676;
$custom-dark: #000000;

JSON

{
  "hex": "#42ac3b",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 59
  },
  "hsl": {
    "h": 116.283,
    "s": 48.918,
    "l": 45.294
  },
  "oklch": {
    "l": 0.65924,
    "c": 0.18012,
    "h": 142.3
  },
  "luminance": 0.30979
}

Semantic roles & 50–950 ramp

primary

#42AC3B

secondary

#BD81C1

accent

#4FD8D0

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #42AC3B

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

Preview Lab → · Contrast checker → · Palette generator →