#1FA037#1FA037

#1FA037 is a mid, vivid green. Relative luminance 0.257; OKLCH L 61.8% C 0.180 H 145.4°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX#1FA037
RGBrgb(31, 160, 55)
HSLhsl(131, 68%, 37%)
HSVhsv(131, 81%, 63%)
CMYKcmyk(80.6%, 0%, 65.6%, 37.3%)
CIE-LABlab(57.76, -54.97, 43.94)
CIE-LCHlch(57.76, 70.37, 141.36°)
OKLaboklab(61.77% -0.1482 0.1021)
OKLCHoklch(61.77% 0.18 145.4)
XYZxyz(13.8245, 25.7071, 7.8471)
Luminance0.2571 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FA037 #A01F88
analogous
#47A01F #1FA037 #1FA078
triadic
#1FA037 #371FA0 #A0371F
tetradic
#1FA037 #1F47A0 #A01F88 #A0781F
square
#1FA037 #1F47A0 #A01F88 #A0781F
split-complementary
#1FA037 #781FA0 #A01F47
monochromatic
#0B3914 #156D25 #1FA037 #29D349 #5ADF73

Accessibility & contrast

On white

3.42
#1FA037 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.14
#1FA037 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA037
6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FA037#FFFFFF#000000##000000
##1FA0371.003.426.146.14
#FFFFFF3.421.0021.0021.00
#0000006.1421.001.001.00
##0000006.1421.001.001.00

Color blindness preview

Protanopia (red-blind)
#A3912A
Deuteranopia (green-blind)
#958740
Tritanopia (blue-blind)
#009C8A
Achromatopsia (no color)
#8B8B8B

Design tokens & code

CSS
--color: #1fa037;
/* rgb */ color: rgb(31, 160, 55);
/* oklch */ color: oklch(61.8% 0.180 145.4);
Tailwind
colors: {
  custom: {
    50: '#73bd72',
    500: '#1fa037',
    950: '#000000',
  },
}
SCSS
$custom: #1fa037;
$custom-light: #73bd72;
$custom-dark: #000000;
JSON
{
  "hex": "#1fa037",
  "rgb": {
    "r": 31,
    "g": 160,
    "b": 55
  },
  "hsl": {
    "h": 131.163,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.61771,
    "c": 0.17994,
    "h": 145.4
  },
  "luminance": 0.25709
}

Semantic roles & 50–950 ramp

primary
#1FA037
secondary
#C358AF
accent
#3DCAEA
background
#F7FBF7
surface
#EEF7ED
border
#C9D0C8
text
#091208
muted
#7B817B

Preview Lab

Preview with #1FA037

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

Preview Lab → · Contrast checker → · Palette generator →

#1FA037 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva