#1FB11F#1FB11F

#1FB11F is a light, highly saturated green. Relative luminance 0.318; OKLCH L 66.3% C 0.212 H 142.7°. Best body text is #000000 at 7.37:1 contrast (WCAG AA passes).

Color values

HEX#1FB11F
RGBrgb(31, 177, 31)
HSLhsl(120, 70%, 41%)
HSVhsv(120, 82%, 69%)
CMYKcmyk(82.5%, 0%, 82.5%, 30.6%)
CIE-LABlab(63.20, -62.29, 58.12)
CIE-LCHlch(63.20, 85.19, 136.98°)
OKLaboklab(66.25% -0.169 0.1288)
OKLCHoklch(66.25% 0.213 142.7)
XYZxyz(16.5335, 31.8325, 6.5690)
Luminance0.3184 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FB11F #B11FB1
analogous
#68B11F #1FB11F #1FB168
triadic
#1FB11F #1F1FB1 #B11F1F
tetradic
#1FB11F #1F68B1 #B11FB1 #B1681F
square
#1FB11F #1F68B1 #B11FB1 #B1681F
split-complementary
#1FB11F #681FB1 #B11F68
monochromatic
#0D490D #167D16 #1FB11F #32DB32 #66E466

Accessibility & contrast

On white

2.85
#1FB11F on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.37
#1FB11F on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB11F
7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FB11F#FFFFFF#000000##000000
##1FB11F1.002.857.377.37
#FFFFFF2.851.0021.0021.00
#0000007.3721.001.001.00
##0000007.3721.001.001.00

Color blindness preview

Protanopia (red-blind)
#B59F00
Deuteranopia (green-blind)
#A69532
Tritanopia (blue-blind)
#00AC97
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #1fb11f;
/* rgb */ color: rgb(31, 177, 31);
/* oklch */ color: oklch(66.3% 0.212 142.7);
Tailwind
colors: {
  custom: {
    50: '#78ca68',
    500: '#1fb11f',
    950: '#000000',
  },
}
SCSS
$custom: #1fb11f;
$custom-light: #78ca68;
$custom-dark: #000000;
JSON
{
  "hex": "#1fb11f",
  "rgb": {
    "r": 31,
    "g": 177,
    "b": 31
  },
  "hsl": {
    "h": 120,
    "s": 70.192,
    "l": 40.784
  },
  "oklch": {
    "l": 0.66251,
    "c": 0.2125,
    "h": 142.7
  },
  "luminance": 0.31835
}

Semantic roles & 50–950 ramp

primary
#1FB11F
secondary
#CA62CA
accent
#3BEDED
background
#F8FCF6
surface
#EFF8EB
border
#CAD1C6
text
#0B1307
muted
#7C827A

Preview Lab

Preview with #1FB11F

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

Preview Lab → · Contrast checker → · Palette generator →

#1FB11F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva