#1FA621#1FA621

#1FA621 is a light, highly saturated green. Relative luminance 0.277; OKLCH L 63.2% C 0.200 H 142.9°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX#1FA621
RGBrgb(31, 166, 33)
HSLhsl(121, 69%, 39%)
HSVhsv(121, 81%, 65%)
CMYKcmyk(81.3%, 0%, 80.1%, 34.9%)
CIE-LABlab(59.59, -58.81, 54.15)
CIE-LCHlch(59.59, 79.94, 137.36°)
OKLaboklab(63.25% -0.1595 0.1208)
OKLCHoklch(63.25% 0.2 142.9)
XYZxyz(14.4749, 27.6718, 6.0169)
Luminance0.2767 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FA621 #A61FA4
analogous
#60A61F #1FA621 #1FA664
triadic
#1FA621 #211FA6 #A6211F
tetradic
#1FA621 #1F60A6 #A61FA4 #A6641F
square
#1FA621 #1F60A6 #A61FA4 #A6641F
split-complementary
#1FA621 #641FA6 #A61F60
monochromatic
#0C3F0C #157217 #1FA621 #2BD72D #5EE160

Accessibility & contrast

On white

3.21
#1FA621 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.53
#1FA621 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA621
6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FA621#FFFFFF#000000##000000
##1FA6211.003.216.536.53
#FFFFFF3.211.0021.0021.00
#0000006.5321.001.001.00
##0000006.5321.001.001.00

Color blindness preview

Protanopia (red-blind)
#AA9600
Deuteranopia (green-blind)
#9B8C31
Tritanopia (blue-blind)
#00A18D
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #1fa621;
/* rgb */ color: rgb(31, 166, 33);
/* oklch */ color: oklch(63.2% 0.200 142.9);
Tailwind
colors: {
  custom: {
    50: '#75c268',
    500: '#1fa621',
    950: '#000000',
  },
}
SCSS
$custom: #1fa621;
$custom-light: #75c268;
$custom-dark: #000000;
JSON
{
  "hex": "#1fa621",
  "rgb": {
    "r": 31,
    "g": 166,
    "b": 33
  },
  "hsl": {
    "h": 120.889,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.63246,
    "c": 0.20009,
    "h": 142.9
  },
  "luminance": 0.27674
}

Semantic roles & 50–950 ramp

primary
#1FA621
secondary
#C55BC4
accent
#3CE9EB
background
#F7FCF6
surface
#EEF8EB
border
#C9D1C6
text
#0A1207
muted
#7C817A

Preview Lab

Preview with #1FA621

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

Preview Lab → · Contrast checker → · Palette generator →

#1FA621 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva