#3FBF31#3FBF31

#3FBF31 is a light, highly saturated green. Relative luminance 0.385; OKLCH L 70.8% C 0.210 H 141.7°. Best body text is #000000 at 8.71:1 contrast (WCAG AA passes).

Color values

HEX#3FBF31
RGBrgb(63, 191, 49)
HSLhsl(114, 59%, 47%)
HSVhsv(114, 74%, 75%)
CMYKcmyk(67%, 0%, 74.3%, 25.1%)
CIE-LABlab(68.42, -60.47, 57.70)
CIE-LCHlch(68.42, 83.58, 136.34°)
OKLaboklab(70.78% -0.1649 0.1301)
OKLCHoklch(70.78% 0.21 141.7)
XYZxyz(21.2339, 38.5379, 9.2247)
Luminance0.3854 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3FBF31 #B131BF
analogous
#86BF31 #3FBF31 #31BF6A
triadic
#3FBF31 #313FBF #BF313F
tetradic
#3FBF31 #3186BF #B131BF #BF6A31
square
#3FBF31 #3186BF #B131BF #BF6A31
split-complementary
#3FBF31 #6A31BF #BF3186
monochromatic
#1F5E18 #2F8E25 #3FBF31 #65D459 #92E18A

Accessibility & contrast

On white

2.41
#3FBF31 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.71
#3FBF31 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBF31
8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3FBF31#FFFFFF#000000##000000
##3FBF311.002.418.718.71
#FFFFFF2.411.0021.0021.00
#0000008.7121.001.001.00
##0000008.7121.001.001.00

Color blindness preview

Protanopia (red-blind)
#C4AD14
Deuteranopia (green-blind)
#B5A340
Tritanopia (blue-blind)
#23B9A4
Achromatopsia (no color)
#A7A7A7

Design tokens & code

CSS
--color: #3fbf31;
/* rgb */ color: rgb(63, 191, 49);
/* oklch */ color: oklch(70.8% 0.210 141.7);
Tailwind
colors: {
  custom: {
    50: '#85d373',
    500: '#3fbf31',
    950: '#000000',
  },
}
SCSS
$custom: #3fbf31;
$custom-light: #85d373;
$custom-dark: #000000;
JSON
{
  "hex": "#3fbf31",
  "rgb": {
    "r": 63,
    "g": 191,
    "b": 49
  },
  "hsl": {
    "h": 114.085,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.70782,
    "c": 0.21006,
    "h": 141.7
  },
  "luminance": 0.3854
}

Semantic roles & 50–950 ramp

primary
#3FBF31
secondary
#C481CB
accent
#45E2D3
background
#F8FDF7
surface
#F0FAED
border
#CBD3C8
text
#0C1409
muted
#7D837B

Preview Lab

Preview with #3FBF31

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

Preview Lab → · Contrast checker → · Palette generator →

#3FBF31 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva