#3FB03E#3FB03E

#3FB03E is a light, vivid green. Relative luminance 0.325; OKLCH L 66.9% C 0.184 H 143.1°. Best body text is #000000 at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#3FB03E
RGB	rgb(63, 176, 62)
HSL	hsl(119, 48%, 47%)
HSV	hsv(119, 65%, 69%)
CMYK	cmyk(64.2%, 0%, 64.8%, 31%)
CIE-LAB	lab(63.72, -54.13, 47.66)
CIE-LCH	lch(63.72, 72.12, 138.64°)
OKLab	oklab(66.92% -0.1471 0.1106)
OKLCH	oklch(66.92% 0.184 143.1)
XYZ	xyz(18.4437, 32.4534, 9.8487)
Luminance	0.3246 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB03E #AF3EB0

analogous

#78B03E #3FB03E #3EB076

triadic

#3FB03E #3E3FB0 #B03E3F

tetradic

#3FB03E #3E78B0 #AF3EB0 #B0763E

square

#3FB03E #3E78B0 #AF3EB0 #B0763E

split-complementary

#3FB03E #763EB0 #B03E78

monochromatic

#1F551E #2F832E #3FB03E #64C863 #91D890

Accessibility & contrast

On white

2.80

#3FB03E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.49

#3FB03E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB03E

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB03E	#FFFFFF	#000000	##000000
##3FB03E	1.00	2.80	7.49	7.49
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.49	21.00	1.00	1.00
##000000	7.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A030

Deuteranopia (green-blind)

#A69748

Tritanopia (blue-blind)

#27AB98

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #3fb03e;
/* rgb */ color: rgb(63, 176, 62);
/* oklch */ color: oklch(66.9% 0.184 143.1);

Tailwind

colors: {
  custom: {
    50: '#82c978',
    500: '#3fb03e',
    950: '#000000',
  },
}

SCSS

$custom: #3fb03e;
$custom-light: #82c978;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb03e",
  "rgb": {
    "r": 63,
    "g": 176,
    "b": 62
  },
  "hsl": {
    "h": 119.474,
    "s": 47.899,
    "l": 46.667
  },
  "oklch": {
    "l": 0.66923,
    "c": 0.18403,
    "h": 143.1
  },
  "luminance": 0.32455
}

Semantic roles & 50–950 ramp

primary

#3FB03E

secondary

#C387C3

accent

#50D7D6

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #3FB03E

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

Preview Lab → · Contrast checker → · Palette generator →