#1FB436#1FB436

#1FB436 is a light, highly saturated green. Relative luminance 0.332; OKLCH L 67.2% C 0.204 H 144.6°. Best body text is #000000 at 7.64:1 contrast (WCAG AA passes).

Color values

HEX#1FB436
RGBrgb(31, 180, 54)
HSLhsl(129, 71%, 41%)
HSVhsv(129, 83%, 71%)
CMYKcmyk(82.8%, 0%, 70%, 29.4%)
CIE-LABlab(64.32, -61.49, 51.45)
CIE-LCHlch(64.32, 80.18, 140.08°)
OKLaboklab(67.22% -0.1659 0.1179)
OKLCHoklch(67.22% 0.204 144.6)
XYZxyz(17.5509, 33.1980, 8.9722)
Luminance0.3320 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FB436 #B41F9D
analogous
#53B41F #1FB436 #1FB481
triadic
#1FB436 #361FB4 #B4361F
tetradic
#1FB436 #1F53B4 #B41F9D #B4811F
square
#1FB436 #1F53B4 #B41F9D #B4811F
split-complementary
#1FB436 #811FB4 #B41F53
monochromatic
#0D4C17 #168026 #1FB436 #34DC4E #68E57C

Accessibility & contrast

On white

2.75
#1FB436 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.64
#1FB436 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB436
7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FB436#FFFFFF#000000##000000
##1FB4361.002.757.647.64
#FFFFFF2.751.0021.0021.00
#0000007.6421.001.001.00
##0000007.6421.001.001.00

Color blindness preview

Protanopia (red-blind)
#B7A323
Deuteranopia (green-blind)
#A89842
Tritanopia (blue-blind)
#00AF9B
Achromatopsia (no color)
#9C9C9C

Design tokens & code

CSS
--color: #1fb436;
/* rgb */ color: rgb(31, 180, 54);
/* oklch */ color: oklch(67.2% 0.204 144.6);
Tailwind
colors: {
  custom: {
    50: '#78cc74',
    500: '#1fb436',
    950: '#000000',
  },
}
SCSS
$custom: #1fb436;
$custom-light: #78cc74;
$custom-dark: #000000;
JSON
{
  "hex": "#1fb436",
  "rgb": {
    "r": 31,
    "g": 180,
    "b": 54
  },
  "hsl": {
    "h": 129.262,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67225,
    "c": 0.20353,
    "h": 144.6
  },
  "luminance": 0.332
}

Semantic roles & 50–950 ramp

primary
#1FB436
secondary
#CB64BB
accent
#3AD2ED
background
#F8FCF7
surface
#EFF9ED
border
#CAD2C8
text
#0B1309
muted
#7C827B

Preview Lab

Preview with #1FB436

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

Preview Lab → · Contrast checker → · Palette generator →

#1FB436 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva