#42AA1B#42AA1B

#42AA1B is a light, vivid green. Relative luminance 0.300; OKLCH L 65.2% C 0.196 H 139.3°. Best body text is #000000 at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#42AA1B
RGB	rgb(66, 170, 27)
HSL	hsl(104, 73%, 39%)
HSV	hsv(104, 84%, 67%)
CMYK	cmyk(61.2%, 0%, 84.1%, 33.3%)
CIE-LAB	lab(61.64, -53.95, 58.02)
CIE-LCH	lch(61.64, 79.23, 132.92°)
OKLab	oklab(65.16% -0.1486 0.1277)
OKLCH	oklch(65.16% 0.196 139.3)
XYZ	xyz(16.8186, 29.9853, 5.9381)
Luminance	0.2999 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AA1B #831BAA

analogous

#89AA1B #42AA1B #1BAA3B

triadic

#42AA1B #1B42AA #AA1B42

tetradic

#42AA1B #1B89AA #831BAA #AA3B1B

square

#42AA1B #1B89AA #831BAA #AA3B1B

split-complementary

#42AA1B #3B1BAA #AA1B89

monochromatic

#19400A #2D7513 #42AA1B #58DC26 #80E55B

Accessibility & contrast

On white

3.00

#42AA1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.00

#42AA1B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AA1B

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AA1B	#FFFFFF	#000000	##000000
##42AA1B	1.00	3.00	7.00	7.00
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.00	21.00	1.00	1.00
##000000	7.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9A00

Deuteranopia (green-blind)

#A2922E

Tritanopia (blue-blind)

#35A491

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #42aa1b;
/* rgb */ color: rgb(66, 170, 27);
/* oklch */ color: oklch(65.2% 0.196 139.3);

Tailwind

colors: {
  custom: {
    50: '#84c466',
    500: '#42aa1b',
    950: '#000000',
  },
}

SCSS

$custom: #42aa1b;
$custom-light: #84c466;
$custom-dark: #000000;

JSON

{
  "hex": "#42aa1b",
  "rgb": {
    "r": 66,
    "g": 170,
    "b": 27
  },
  "hsl": {
    "h": 103.636,
    "s": 72.589,
    "l": 38.627
  },
  "oklch": {
    "l": 0.65159,
    "c": 0.19595,
    "h": 139.3
  },
  "luminance": 0.29987
}

Semantic roles & 50–950 ramp

primary

#42AA1B

secondary

#AA58C9

accent

#39EFBD

background

#F8FCF6

surface

#F0F8EB

border

#CBD1C6

text

#0C1306

muted

#7D827A

Preview Lab

Preview with #42AA1B

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

Preview Lab → · Contrast checker → · Palette generator →