#1FA54B#1FA54B

#1FA54B is a light, vivid green. Relative luminance 0.277; OKLCH L 63.4% C 0.170 H 148.7°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX#1FA54B
RGBrgb(31, 165, 75)
HSLhsl(140, 68%, 38%)
HSVhsv(140, 81%, 65%)
CMYKcmyk(81.2%, 0%, 54.5%, 35.3%)
CIE-LABlab(59.62, -54.04, 36.68)
CIE-LCHlch(59.62, 65.31, 145.83°)
OKLaboklab(63.39% -0.1451 0.0881)
OKLCHoklch(63.39% 0.17 148.7)
XYZxyz(15.2889, 27.7077, 11.1976)
Luminance0.2771 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FA54B #A51F79
analogous
#36A51F #1FA54B #1FA58E
triadic
#1FA54B #4B1FA5 #A54B1F
tetradic
#1FA54B #1F36A5 #A51F79 #A58E1F
square
#1FA54B #1F36A5 #A51F79 #A58E1F
split-complementary
#1FA54B #8E1FA5 #A51F36
monochromatic
#0C3E1C #157134 #1FA54B #2AD763 #5EE189

Accessibility & contrast

On white

3.21
#1FA54B on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.54
#1FA54B on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA54B
6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FA54B#FFFFFF#000000##000000
##1FA54B1.003.216.546.54
#FFFFFF3.211.0021.0021.00
#0000006.5421.001.001.00
##0000006.5421.001.001.00

Color blindness preview

Protanopia (red-blind)
#A69643
Deuteranopia (green-blind)
#988B52
Tritanopia (blue-blind)
#00A291
Achromatopsia (no color)
#909090

Design tokens & code

CSS
--color: #1fa54b;
/* rgb */ color: rgb(31, 165, 75);
/* oklch */ color: oklch(63.4% 0.170 148.7);
Tailwind
colors: {
  custom: {
    50: '#73c17f',
    500: '#1fa54b',
    950: '#000000',
  },
}
SCSS
$custom: #1fa54b;
$custom-light: #73c17f;
$custom-dark: #000000;
JSON
{
  "hex": "#1fa54b",
  "rgb": {
    "r": 31,
    "g": 165,
    "b": 75
  },
  "hsl": {
    "h": 139.701,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.6339,
    "c": 0.16973,
    "h": 148.7
  },
  "luminance": 0.2771
}

Semantic roles & 50–950 ramp

primary
#1FA54B
secondary
#C55BA2
accent
#3DB2EB
background
#F7FCF7
surface
#EEF8EE
border
#C9D1C9
text
#0A120A
muted
#7C817C

Preview Lab

Preview with #1FA54B

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

Preview Lab → · Contrast checker → · Palette generator →

#1FA54B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva