#1FAC33#1FAC33

#1FAC33 is a light, vivid green. Relative luminance 0.300; OKLCH L 65.0% C 0.197 H 144.5°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).

Color values

HEX#1FAC33
RGBrgb(31, 172, 51)
HSLhsl(129, 69%, 40%)
HSVhsv(129, 82%, 67%)
CMYKcmyk(82%, 0%, 70.3%, 32.5%)
CIE-LABlab(61.68, -59.26, 49.86)
CIE-LCHlch(61.68, 77.44, 139.92°)
OKLaboklab(65.02% -0.16 0.1142)
OKLCHoklch(65.02% 0.197 144.5)
XYZxyz(15.9140, 30.0334, 8.0896)
Luminance0.3004 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FAC33 #AC1F98
analogous
#51AC1F #1FAC33 #1FAC7A
triadic
#1FAC33 #331FAC #AC331F
tetradic
#1FAC33 #1F51AC #AC1F98 #AC7A1F
square
#1FAC33 #1F51AC #AC1F98 #AC7A1F
split-complementary
#1FAC33 #7A1FAC #AC1F51
monochromatic
#0C4414 #167824 #1FAC33 #2FD947 #63E375

Accessibility & contrast

On white

3.00
#1FAC33 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

7.01
#1FAC33 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FAC33
7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FAC33#FFFFFF#000000##000000
##1FAC331.003.007.017.01
#FFFFFF3.001.0021.0021.00
#0000007.0121.001.001.00
##0000007.0121.001.001.00

Color blindness preview

Protanopia (red-blind)
#AF9B21
Deuteranopia (green-blind)
#A0913F
Tritanopia (blue-blind)
#00A794
Achromatopsia (no color)
#959595

Design tokens & code

CSS
--color: #1fac33;
/* rgb */ color: rgb(31, 172, 51);
/* oklch */ color: oklch(65.0% 0.197 144.5);
Tailwind
colors: {
  custom: {
    50: '#76c671',
    500: '#1fac33',
    950: '#000000',
  },
}
SCSS
$custom: #1fac33;
$custom-light: #76c671;
$custom-dark: #000000;
JSON
{
  "hex": "#1fac33",
  "rgb": {
    "r": 31,
    "g": 172,
    "b": 51
  },
  "hsl": {
    "h": 128.511,
    "s": 69.458,
    "l": 39.804
  },
  "oklch": {
    "l": 0.65023,
    "c": 0.19654,
    "h": 144.5
  },
  "luminance": 0.30035
}

Semantic roles & 50–950 ramp

primary
#1FAC33
secondary
#C85FB9
accent
#3CD3EC
background
#F7FCF7
surface
#EEF8ED
border
#C9D1C8
text
#0A1308
muted
#7C827B

Preview Lab

Preview with #1FAC33

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

Preview Lab → · Contrast checker → · Palette generator →

#1FAC33 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva