#1FB333#1FB333

#1FB333 is a light, highly saturated green. Relative luminance 0.328; OKLCH L 66.9% C 0.204 H 144.3°. Best body text is #000000 at 7.55:1 contrast (WCAG AA passes).

Color values

HEX#1FB333
RGBrgb(31, 179, 51)
HSLhsl(128, 70%, 41%)
HSVhsv(128, 83%, 70%)
CMYKcmyk(82.7%, 0%, 71.5%, 29.8%)
CIE-LABlab(63.97, -61.45, 52.26)
CIE-LCHlch(63.97, 80.67, 139.62°)
OKLaboklab(66.93% -0.166 0.1192)
OKLCHoklch(66.93% 0.204 144.3)
XYZxyz(17.2815, 32.7684, 8.5455)
Luminance0.3277 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FB333 #B31F9F
analogous
#55B31F #1FB333 #1FB37D
triadic
#1FB333 #331FB3 #B3331F
tetradic
#1FB333 #1F55B3 #B31F9F #B37D1F
square
#1FB333 #1F55B3 #B31F9F #B37D1F
split-complementary
#1FB333 #7D1FB3 #B31F55
monochromatic
#0D4B15 #167F24 #1FB333 #33DC4A #68E579

Accessibility & contrast

On white

2.78
#1FB333 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.55
#1FB333 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB333
7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FB333#FFFFFF#000000##000000
##1FB3331.002.787.557.55
#FFFFFF2.781.0021.0021.00
#0000007.5521.001.001.00
##0000007.5521.001.001.00

Color blindness preview

Protanopia (red-blind)
#B6A21E
Deuteranopia (green-blind)
#A79740
Tritanopia (blue-blind)
#00AE9A
Achromatopsia (no color)
#9B9B9B

Design tokens & code

CSS
--color: #1fb333;
/* rgb */ color: rgb(31, 179, 51);
/* oklch */ color: oklch(66.9% 0.204 144.3);
Tailwind
colors: {
  custom: {
    50: '#78cb72',
    500: '#1fb333',
    950: '#000000',
  },
}
SCSS
$custom: #1fb333;
$custom-light: #78cb72;
$custom-dark: #000000;
JSON
{
  "hex": "#1fb333",
  "rgb": {
    "r": 31,
    "g": 179,
    "b": 51
  },
  "hsl": {
    "h": 128.108,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.66928,
    "c": 0.20432,
    "h": 144.3
  },
  "luminance": 0.32771
}

Semantic roles & 50–950 ramp

primary
#1FB333
secondary
#CA64BC
accent
#3BD5ED
background
#F8FCF7
surface
#EFF9ED
border
#CAD2C8
text
#0B1308
muted
#7C827B

Preview Lab

Preview with #1FB333

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

Preview Lab → · Contrast checker → · Palette generator →

#1FB333 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva