#1F9F37#1F9F37

#1F9F37 is a mid, vivid green. Relative luminance 0.254; OKLCH L 61.5% C 0.179 H 145.5°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX#1F9F37
RGBrgb(31, 159, 55)
HSLhsl(131, 67%, 37%)
HSVhsv(131, 81%, 62%)
CMYKcmyk(80.5%, 0%, 65.4%, 37.6%)
CIE-LABlab(57.43, -54.64, 43.57)
CIE-LCHlch(57.43, 69.89, 141.43°)
OKLaboklab(61.5% -0.1473 0.1013)
OKLCHoklch(61.5% 0.179 145.5)
XYZxyz(13.6518, 25.3618, 7.7895)
Luminance0.2536 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1F9F37 #9F1F87
analogous
#479F1F #1F9F37 #1F9F77
triadic
#1F9F37 #371F9F #9F371F
tetradic
#1F9F37 #1F479F #9F1F87 #9F771F
square
#1F9F37 #1F479F #9F1F87 #9F771F
split-complementary
#1F9F37 #771F9F #9F1F47
monochromatic
#0B3914 #156C25 #1F9F37 #29D249 #5ADF73

Accessibility & contrast

On white

3.46
#1F9F37 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.07
#1F9F37 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9F37
6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1F9F37#FFFFFF#000000##000000
##1F9F371.003.466.076.07
#FFFFFF3.461.0021.0021.00
#0000006.0721.001.001.00
##0000006.0721.001.001.00

Color blindness preview

Protanopia (red-blind)
#A2902A
Deuteranopia (green-blind)
#948640
Tritanopia (blue-blind)
#009B89
Achromatopsia (no color)
#8A8A8A

Design tokens & code

CSS
--color: #1f9f37;
/* rgb */ color: rgb(31, 159, 55);
/* oklch */ color: oklch(61.5% 0.179 145.5);
Tailwind
colors: {
  custom: {
    50: '#72bd72',
    500: '#1f9f37',
    950: '#000000',
  },
}
SCSS
$custom: #1f9f37;
$custom-light: #72bd72;
$custom-dark: #000000;
JSON
{
  "hex": "#1f9f37",
  "rgb": {
    "r": 31,
    "g": 159,
    "b": 55
  },
  "hsl": {
    "h": 131.25,
    "s": 67.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.61496,
    "c": 0.17877,
    "h": 145.5
  },
  "luminance": 0.25363
}

Semantic roles & 50–950 ramp

primary
#1F9F37
secondary
#C357AF
accent
#3ECAEA
background
#F7FBF7
surface
#EEF7ED
border
#C9D0C8
text
#091208
muted
#7B817B

Preview Lab

Preview with #1F9F37

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

Preview Lab → · Contrast checker → · Palette generator →

#1F9F37 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva