#1FB32B#1FB32B

#1FB32B is a light, highly saturated green. Relative luminance 0.327; OKLCH L 66.9% C 0.209 H 143.6°. Best body text is #000000 at 7.54:1 contrast (WCAG AA passes).

Color values

HEX#1FB32B
RGBrgb(31, 179, 43)
HSLhsl(125, 70%, 41%)
HSVhsv(125, 83%, 70%)
CMYKcmyk(82.7%, 0%, 76%, 29.8%)
CIE-LABlab(63.92, -62.11, 55.10)
CIE-LCHlch(63.92, 83.03, 138.42°)
OKLaboklab(66.87% -0.1681 0.1241)
OKLCHoklch(66.87% 0.209 143.6)
XYZxyz(17.1201, 32.7038, 7.6952)
Luminance0.3271 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FB32B #B31FA7
analogous
#5DB31F #1FB32B #1FB375
triadic
#1FB32B #2B1FB3 #B32B1F
tetradic
#1FB32B #1F5DB3 #B31FA7 #B3751F
square
#1FB32B #1F5DB3 #B31FA7 #B3751F
split-complementary
#1FB32B #751FB3 #B31F5D
monochromatic
#0D4B12 #167F1E #1FB32B #33DC41 #68E572

Accessibility & contrast

On white

2.78
#1FB32B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.54
#1FB32B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB32B
7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FB32B#FFFFFF#000000##000000
##1FB32B1.002.787.547.54
#FFFFFF2.781.0021.0021.00
#0000007.5421.001.001.00
##0000007.5421.001.001.00

Color blindness preview

Protanopia (red-blind)
#B7A10C
Deuteranopia (green-blind)
#A7973A
Tritanopia (blue-blind)
#00AE99
Achromatopsia (no color)
#9B9B9B

Design tokens & code

CSS
--color: #1fb32b;
/* rgb */ color: rgb(31, 179, 43);
/* oklch */ color: oklch(66.9% 0.209 143.6);
Tailwind
colors: {
  custom: {
    50: '#78cb6e',
    500: '#1fb32b',
    950: '#000000',
  },
}
SCSS
$custom: #1fb32b;
$custom-light: #78cb6e;
$custom-dark: #000000;
JSON
{
  "hex": "#1fb32b",
  "rgb": {
    "r": 31,
    "g": 179,
    "b": 43
  },
  "hsl": {
    "h": 124.865,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.66867,
    "c": 0.20894,
    "h": 143.6
  },
  "luminance": 0.32706
}

Semantic roles & 50–950 ramp

primary
#1FB32B
secondary
#CA64C2
accent
#3BDFED
background
#F8FCF6
surface
#EFF9EC
border
#CAD2C7
text
#0B1308
muted
#7C827B

Preview Lab

Preview with #1FB32B

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

Preview Lab → · Contrast checker → · Palette generator →

#1FB32B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva