#3FA42B#3FA42B

#3FA42B is a light, vivid green. Relative luminance 0.278; OKLCH L 63.5% C 0.182 H 140.7°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#3FA42B
RGB	rgb(63, 164, 43)
HSL	hsl(110, 58%, 41%)
HSV	hsv(110, 74%, 64%)
CMYK	cmyk(61.6%, 0%, 73.8%, 35.7%)
CIE-LAB	lab(59.69, -51.56, 51.09)
CIE-LCH	lch(59.69, 72.58, 135.26°)
OKLab	oklab(63.55% -0.1411 0.1155)
OKLCH	oklch(63.55% 0.182 140.7)
XYZ	xyz(15.7606, 27.7806, 6.8167)
Luminance	0.2778 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA42B #902BA4

analogous

#7BA42B #3FA42B #2BA454

triadic

#3FA42B #2B3FA4 #A42B3F

tetradic

#3FA42B #2B7BA4 #902BA4 #A4542B

square

#3FA42B #2B7BA4 #902BA4 #A4542B

split-complementary

#3FA42B #542BA4 #A42B7B

monochromatic

#1A4312 #2C741E #3FA42B #57CD3F #81D970

Accessibility & contrast

On white

3.20

#3FA42B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#3FA42B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3FA42B

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA42B	#FFFFFF	#000000	##000000
##3FA42B	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A89515

Deuteranopia (green-blind)

#9C8D37

Tritanopia (blue-blind)

#309F8C

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #3fa42b;
/* rgb */ color: rgb(63, 164, 43);
/* oklch */ color: oklch(63.5% 0.182 140.7);

Tailwind

colors: {
  custom: {
    50: '#80c06c',
    500: '#3fa42b',
    950: '#000000',
  },
}

SCSS

$custom: #3fa42b;
$custom-light: #80c06c;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa42b",
  "rgb": {
    "r": 63,
    "g": 164,
    "b": 43
  },
  "hsl": {
    "h": 110.083,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.63546,
    "c": 0.18238,
    "h": 140.7
  },
  "luminance": 0.27782
}

Semantic roles & 50–950 ramp

primary

#3FA42B

secondary

#B26AC1

accent

#46E2C8

background

#F8FBF6

surface

#EFF7EC

border

#CAD0C7

text

#0B1207

muted

#7C817A

Preview Lab

Preview with #3FA42B

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

Preview Lab → · Contrast checker → · Palette generator →