#1FA439#1FA439

#1FA439 is a light, vivid green. Relative luminance 0.271; OKLCH L 62.9% C 0.183 H 145.5°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX#1FA439
RGBrgb(31, 164, 57)
HSLhsl(132, 68%, 38%)
HSVhsv(132, 81%, 64%)
CMYKcmyk(81.1%, 0%, 65.2%, 35.7%)
CIE-LABlab(59.10, -56.06, 44.55)
CIE-LCHlch(59.10, 71.61, 141.53°)
OKLaboklab(62.89% -0.151 0.1036)
OKLCHoklch(62.89% 0.183 145.5)
XYZxyz(14.5780, 27.1359, 8.3395)
Luminance0.2714 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FA439 #A41F8A
analogous
#48A41F #1FA439 #1FA47B
triadic
#1FA439 #391FA4 #A4391F
tetradic
#1FA439 #1F48A4 #A41F8A #A47B1F
square
#1FA439 #1F48A4 #A41F8A #A47B1F
split-complementary
#1FA439 #7B1FA4 #A41F48
monochromatic
#0C3D15 #157127 #1FA439 #2AD74B #5DE077

Accessibility & contrast

On white

3.27
#1FA439 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.43
#1FA439 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA439
6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FA439#FFFFFF#000000##000000
##1FA4391.003.276.436.43
#FFFFFF3.271.0021.0021.00
#0000006.4321.001.001.00
##0000006.4321.001.001.00

Color blindness preview

Protanopia (red-blind)
#A7942C
Deuteranopia (green-blind)
#988A43
Tritanopia (blue-blind)
#00A08E
Achromatopsia (no color)
#8E8E8E

Design tokens & code

CSS
--color: #1fa439;
/* rgb */ color: rgb(31, 164, 57);
/* oklch */ color: oklch(62.9% 0.183 145.5);
Tailwind
colors: {
  custom: {
    50: '#74c074',
    500: '#1fa439',
    950: '#000000',
  },
}
SCSS
$custom: #1fa439;
$custom-light: #74c074;
$custom-dark: #000000;
JSON
{
  "hex": "#1fa439",
  "rgb": {
    "r": 31,
    "g": 164,
    "b": 57
  },
  "hsl": {
    "h": 131.729,
    "s": 68.205,
    "l": 38.235
  },
  "oklch": {
    "l": 0.62892,
    "c": 0.18318,
    "h": 145.5
  },
  "luminance": 0.27138
}

Semantic roles & 50–950 ramp

primary
#1FA439
secondary
#C55AB0
accent
#3DC9EB
background
#F7FCF7
surface
#EEF8ED
border
#C9D1C8
text
#0A1208
muted
#7C817B

Preview Lab

Preview with #1FA439

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

Preview Lab → · Contrast checker → · Palette generator →

#1FA439 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva