#3FA931#3FA931

#3FA931 is a light, vivid green. Relative luminance 0.297; OKLCH L 64.9% C 0.185 H 141.4°. Best body text is #000000 at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#3FA931
RGB	rgb(63, 169, 49)
HSL	hsl(113, 55%, 43%)
HSV	hsv(113, 71%, 66%)
CMYK	cmyk(62.7%, 0%, 71%, 33.7%)
CIE-LAB	lab(61.35, -52.86, 50.50)
CIE-LCH	lch(61.35, 73.11, 136.31°)
OKLab	oklab(64.94% -0.1443 0.1151)
OKLCH	oklch(64.94% 0.185 141.4)
XYZ	xyz(16.7914, 29.6528, 7.7438)
Luminance	0.2965 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA931 #9B31A9

analogous

#7BA931 #3FA931 #31A95F

triadic

#3FA931 #313FA9 #A9313F

tetradic

#3FA931 #317BA9 #9B31A9 #A95F31

square

#3FA931 #317BA9 #9B31A9 #A95F31

split-complementary

#3FA931 #5F31A9 #A9317B

monochromatic

#1C4A15 #2D7A23 #3FA931 #5BCB4C #86D97C

Accessibility & contrast

On white

3.03

#3FA931 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.93

#3FA931 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3FA931

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA931	#FFFFFF	#000000	##000000
##3FA931	1.00	3.03	6.93	6.93
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.93	21.00	1.00	1.00
##000000	6.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AD991E

Deuteranopia (green-blind)

#A0913D

Tritanopia (blue-blind)

#2DA491

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #3fa931;
/* rgb */ color: rgb(63, 169, 49);
/* oklch */ color: oklch(64.9% 0.185 141.4);

Tailwind

colors: {
  custom: {
    50: '#81c370',
    500: '#3fa931',
    950: '#000000',
  },
}

SCSS

$custom: #3fa931;
$custom-light: #81c370;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa931",
  "rgb": {
    "r": 63,
    "g": 169,
    "b": 49
  },
  "hsl": {
    "h": 113,
    "s": 55.046,
    "l": 42.745
  },
  "oklch": {
    "l": 0.64935,
    "c": 0.1846,
    "h": 141.4
  },
  "luminance": 0.29654
}

Semantic roles & 50–950 ramp

primary

#3FA931

secondary

#B874C1

accent

#49DECD

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #3FA931

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

Preview Lab → · Contrast checker → · Palette generator →