#42A01C#42A01C

#42A01C is a light, vivid green. Relative luminance 0.264; OKLCH L 62.5% C 0.184 H 138.9°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#42A01C
RGB	rgb(66, 160, 28)
HSL	hsl(103, 70%, 37%)
HSV	hsv(103, 83%, 63%)
CMYK	cmyk(58.8%, 0%, 82.5%, 37.3%)
CIE-LAB	lab(58.40, -50.32, 54.80)
CIE-LCH	lch(58.40, 74.40, 132.56°)
OKLab	oklab(62.48% -0.1388 0.1211)
OKLCH	oklch(62.48% 0.184 138.9)
XYZ	xyz(15.0266, 26.3824, 5.3988)
Luminance	0.2638 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A01C #7A1CA0

analogous

#84A01C #42A01C #1CA038

triadic

#42A01C #1C42A0 #A01C42

tetradic

#42A01C #1C84A0 #7A1CA0 #A0381C

square

#42A01C #1C84A0 #7A1CA0 #A0381C

split-complementary

#42A01C #381CA0 #A01C84

monochromatic

#17380A #2D6C13 #42A01C #57D425 #7DE155

Accessibility & contrast

On white

3.35

#42A01C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#42A01C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42A01C

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A01C	#FFFFFF	#000000	##000000
##42A01C	1.00	3.35	6.28	6.28
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#998A2C

Tritanopia (blue-blind)

#389A88

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #42a01c;
/* rgb */ color: rgb(66, 160, 28);
/* oklch */ color: oklch(62.5% 0.184 138.9);

Tailwind

colors: {
  custom: {
    50: '#82bd65',
    500: '#42a01c',
    950: '#000000',
  },
}

SCSS

$custom: #42a01c;
$custom-light: #82bd65;
$custom-dark: #000000;

JSON

{
  "hex": "#42a01c",
  "rgb": {
    "r": 66,
    "g": 160,
    "b": 28
  },
  "hsl": {
    "h": 102.727,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.62478,
    "c": 0.18421,
    "h": 138.9
  },
  "luminance": 0.26384
}

Semantic roles & 50–950 ramp

primary

#42A01C

secondary

#A453C4

accent

#3BEDBA

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #42A01C

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

Preview Lab → · Contrast checker → · Palette generator →