#1F9B33#1F9B33

#1F9B33 is a mid, vivid green. Relative luminance 0.240; OKLCH L 60.3% C 0.177 H 145.0°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX#1F9B33
RGBrgb(31, 155, 51)
HSLhsl(130, 67%, 36%)
HSVhsv(130, 80%, 61%)
CMYKcmyk(80%, 0%, 67.1%, 39.2%)
CIE-LABlab(56.06, -53.76, 43.82)
CIE-LCHlch(56.06, 69.36, 140.82°)
OKLaboklab(60.35% -0.145 0.1014)
OKLCHoklch(60.35% 0.177 145)
XYZxyz(12.8830, 23.9715, 7.0793)
Luminance0.2397 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1F9B33 #9B1F87
analogous
#499B1F #1F9B33 #1F9B71
triadic
#1F9B33 #331F9B #9B331F
tetradic
#1F9B33 #1F499B #9B1F87 #9B711F
square
#1F9B33 #1F499B #9B1F87 #9B711F
split-complementary
#1F9B33 #711F9B #9B1F49
monochromatic
#0B3511 #156822 #1F9B33 #29CE44 #57DD6D

Accessibility & contrast

On white

3.62
#1F9B33 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.79
#1F9B33 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9B33
5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1F9B33#FFFFFF#000000##000000
##1F9B331.003.625.795.79
#FFFFFF3.621.0021.0021.00
#0000005.7921.001.001.00
##0000005.7921.001.001.00

Color blindness preview

Protanopia (red-blind)
#9E8C26
Deuteranopia (green-blind)
#90833D
Tritanopia (blue-blind)
#009786
Achromatopsia (no color)
#868686

Design tokens & code

CSS
--color: #1f9b33;
/* rgb */ color: rgb(31, 155, 51);
/* oklch */ color: oklch(60.3% 0.177 145.0);
Tailwind
colors: {
  custom: {
    50: '#72ba70',
    500: '#1f9b33',
    950: '#000000',
  },
}
SCSS
$custom: #1f9b33;
$custom-light: #72ba70;
$custom-dark: #000000;
JSON
{
  "hex": "#1f9b33",
  "rgb": {
    "r": 31,
    "g": 155,
    "b": 51
  },
  "hsl": {
    "h": 129.677,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.60348,
    "c": 0.17699,
    "h": 145
  },
  "luminance": 0.23973
}

Semantic roles & 50–950 ramp

primary
#1F9B33
secondary
#C155B0
accent
#3ECEEA
background
#F7FBF6
surface
#EDF6EC
border
#C8D0C7
text
#091208
muted
#7B817B

Preview Lab

Preview with #1F9B33

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

Preview Lab → · Contrast checker → · Palette generator →

#1F9B33 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva