#1FB45A#1FB45A

#1FB45A is a light, vivid green. Relative luminance 0.337; OKLCH L 67.7% C 0.175 H 150.6°. Best body text is #000000 at 7.73:1 contrast (WCAG AA passes).

Color values

HEX#1FB45A
RGBrgb(31, 180, 90)
HSLhsl(144, 71%, 41%)
HSVhsv(144, 83%, 71%)
CMYKcmyk(82.8%, 0%, 50%, 29.4%)
CIE-LABlab(64.70, -56.88, 35.43)
CIE-LCHlch(64.70, 67.01, 148.08°)
OKLaboklab(67.66% -0.1526 0.0861)
OKLCHoklch(67.66% 0.175 150.6)
XYZxyz(18.7301, 33.6697, 15.1826)
Luminance0.3367 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FB45A #B41F79
analogous
#2FB41F #1FB45A #1FB4A5
triadic
#1FB45A #5A1FB4 #B45A1F
tetradic
#1FB45A #1F2FB4 #B41F79 #B4A51F
square
#1FB45A #1F2FB4 #B41F79 #B4A51F
split-complementary
#1FB45A #A51FB4 #B41F2F
monochromatic
#0D4C26 #168040 #1FB45A #34DC77 #68E59A

Accessibility & contrast

On white

2.72
#1FB45A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.73
#1FB45A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB45A
7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FB45A#FFFFFF#000000##000000
##1FB45A1.002.727.737.73
#FFFFFF2.721.0021.0021.00
#0000007.7321.001.001.00
##0000007.7321.001.001.00

Color blindness preview

Protanopia (red-blind)
#B5A453
Deuteranopia (green-blind)
#A59861
Tritanopia (blue-blind)
#00B19F
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #1fb45a;
/* rgb */ color: rgb(31, 180, 90);
/* oklch */ color: oklch(67.7% 0.175 150.6);
Tailwind
colors: {
  custom: {
    50: '#76cc8a',
    500: '#1fb45a',
    950: '#000000',
  },
}
SCSS
$custom: #1fb45a;
$custom-light: #76cc8a;
$custom-dark: #000000;
JSON
{
  "hex": "#1fb45a",
  "rgb": {
    "r": 31,
    "g": 180,
    "b": 90
  },
  "hsl": {
    "h": 143.758,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67661,
    "c": 0.1752,
    "h": 150.6
  },
  "luminance": 0.33672
}

Semantic roles & 50–950 ramp

primary
#1FB45A
secondary
#CB64A2
accent
#3AA7ED
background
#F7FCF8
surface
#EEF9F0
border
#C9D2CB
text
#0A130C
muted
#7C827D

Preview Lab

Preview with #1FB45A

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

Preview Lab → · Contrast checker → · Palette generator →

#1FB45A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva