Closest web-safe match: #66FF33

Color Details and Palettes for #67FA1F

Details about the color Fertility Green#67FA1F

Conversions, palettes, contrast & design ideas for this color.

Green family Cool WCAG ink: dark
HEX #67FA1F RGB rgb(103, 250, 31) HSL hsl(100, 96%, 55%) CMYK cmyk(59%, 0%, 88%, 2%)

Color profile

About Color Hex #67FA1F

#67FA1F is a cool color from the Green family, closest in name to “Fertility Green”. In RGB it is rgb(103, 250, 31); in HSL, hsl(100, 96%, 55%).

The color Fertility Green, with hexadecimal code #67fa1f, resides within the green color family, the hue most connected to nature, growth, and renewal. Green soothes the eye more than any other color, making it ideal for wellness, sustainability, and financial brands. Additionally, it evokes emotions such as Nature, Healing, Balance, Stability and Calmness. Green is often linked to nature and growth universally, and in some cultures, it symbolizes fertility, renewal, and even immortality. In Islam, green holds significant religious meaning. With a high saturation of 96%, this color is intensely vivid—demanding attention and ideal for focal elements like buttons, banners, and brand marks. With a mid-range lightness of 55%, it offers excellent versatility—readable as text on light backgrounds and visible as an element on dark ones. This color is ideal for designs that aim to express Nature, Healing, Balance, Stability, or Calmness. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

Key facts

RGB 103, 250, 31 red · green · blue HSL 100° 96% 55% hue · sat · light HSV 100° 88% 98% design-app pickers CMYK 59 0 88 2 print inks, % Luminance 0.714 0 dark → 1 light On black 15.27:1 ✓ AA contrast ratio On white 1.38:1 ✕ AA contrast ratio Web-safe #66FF33 closest web-safe Best text black ideal foreground Character Vivid cool · green family

The story of this color

History, Usage, Psychology & Design Ideas for #67FA1F

Fertility Green (#67FA1F) belongs to the Green color family.

This vivid mid-tone strikes the ideal balance between intensity and readability, making it a strong candidate for primary brand colors, interactive UI elements, and logo design where immediate recognition is essential.

Historical Background

Green pigments were notoriously difficult to produce until modern chemistry. Ancient Egyptians used malachite, while Scheele's Green (1775) and Paris Green contained lethal arsenic—reportedly sickening Napoleon in his green-wallpapered exile room. In Islam, green symbolizes paradise and is associated with the Prophet Muhammad. Celtic traditions link green to the fae realm and the untamed forces of nature.

Design & Usage Tips

Green is the universal signifier of nature, sustainability, and health. It dominates eco-brands, organic food labels, and wellness apps. Medium greens work as primary brand colors, while darker greens (forest, hunter) lend gravitas to financial and legal institutions. Pair green with earth tones for authenticity or with white for clinical freshness.

Sitting on the cool side of the spectrum (hue 100°), it promotes a feeling of calm distance and intellectual clarity, which is why cool hues dominate corporate identities, healthcare design, and productivity tools. At 96% saturation, this is a highly vivid color that demands attention. Use it where maximum visual impact is needed—feature banners, accent buttons, and data-visualization highlights.

Psychological Impact

Green is the easiest color for the human eye to process, which is why it feels restful and balancing. It lowers stress, encourages concentration, and symbolizes renewal. In UX, green universally signals success, completion, and safe-to-proceed actions.

With a mid-range lightness of 55%, this tone is highly versatile: dark enough to serve as body text on white, yet light enough to stand out on charcoal or navy backgrounds.

Creative Design Ideas

Create depth with a dark-to-light green gradient background for nature-themed landing pages. Use forest green with gold serif typography for a classic, trustworthy brand identity. In data visualization, green represents positive trends, growth, and on-target metrics.

Every format

#67FA1F Color Conversions

Every way to write Fertility Green — one-tap copy on every format; tap on any card to learn what it is and when to use it.

12 formats
HEX Web
#67FA1F

Hexadecimal is the web’s universal color notation — two digits each for red, green and blue. Drop it straight into HTML, CSS or any design tool.

RGB Screen
rgb(103, 250, 31)

RGB is the additive Red-Green-Blue model every screen uses to emit light. The default choice for websites, apps and on-screen UI.

HSL Web
hsl(100, 96%, 55%)

HSL breaks a color into Hue, Saturation and Lightness — the most intuitive way to lighten, darken or mute a color in CSS.

HSV HSB Design
hsv(100, 88%, 98%)

HSV (also called HSB) maps Hue, Saturation and Value/Brightness. It is the model behind the color pickers in Photoshop, Figma and most design apps.

HWB CSS 4
hwb(100 12% 2%)

HWB blends a pure hue with Whiteness and Blackness — a painter-friendly model added in CSS Color 4 for quick tints and shades.

CMYK Print
cmyk(59%, 0%, 88%, 2%)

CMYK is the subtractive Cyan-Magenta-Yellow-Black ink model. Use these values when preparing artwork for a printer or commercial press.

OKLCH Modern
oklch(86.99% 0.265 138.69)

OKLCH is a modern, perceptually-uniform space (Lightness, Chroma, Hue). It powers smooth gradients and accessible palettes in today’s CSS.

OKLab Modern
oklab(86.99% -0.199 0.175)

OKLab is the Cartesian form of OKLCH — ideal for blending and interpolating colors without the muddy midpoints older spaces produce.

CIELAB L*a*b* Perceptual
L: 87.66, a: -72.02, b: 80.34

CIELAB is a device-independent, perceptually-uniform space. It is the standard for measuring color difference (ΔE) and matching across devices.

LCH Perceptual
L: 87.66, C: 107.89, H: 131.87

LCH is CIELAB in cylindrical form — Lightness, Chroma and Hue — letting you adjust vividness and hue while staying perceptually even.

XYZ CIE Science
X: 40.03, Y: 71.35, Z: 12.96

CIE XYZ is the 1931 master space that underpins every other model here — the scientific bridge used to convert between color systems.

Decimal int Code
6814239

The 24-bit integer value of the color — handy for databases, APIs, game engines and low-level graphics code.

Channel breakdown

RGB Color Percentages for #67FA1F

How much red, green and blue light mixes into Fertility Green.

Red 103/255 26.8% Green 250/255 65.1% Blue 31/255 8.1%

Percentages show each channel's share of the total light (R + G + B) in Fertility Green.

Ink coverage

CMYK Ink Levels & Print Guide for #67FA1F

Ink needed to reproduce Fertility Green in four-color print. Heaviest ink: Yellow.

59% CYAN 0% MAGENTA 88% YELLOW 2% KEY

Print tip: treat these values as a starting point — final output depends on printer profile, paper stock and calibration.

Accessibility · WCAG

Luminance & Contrast for #67FA1F

How bright Fertility Green is, and how far black and white text clear each WCAG bar.

Relative luminance 0.714
0 · dark1 · light

Contrast ratio · 1:1 → 21:1 (log scale)

Aa Black text 15.27:1 ✓ AA ✓ AAA ✓ Large
Aa White text 1.38:1 ✕ AA ✕ AAA ✕ Large

Developer shortcuts

Quick CSS Snippets for #67FA1F

Copy-and-paste CSS for Fertility Green — per-line copy, or grab the whole block.

fertility-green.css
background-color: #67FA1F;
color: #67FA1F;
border: 2px solid #67FA1F;
background-color: rgb(103, 250, 31);
background-color: hsl(100, 96%, 55%);
--color: #67FA1F;

Shades · light to dark

#67FA1F Monochrome Palette

Lighter and darker steps of Fertility Green — the color's full brightness range in one strip.

#F0FFE9
#D9FEC7
#C2FDA5
#ABFC84
#95FC62
#7EFB41
#67FA1F
#58D51A
#48AF16
#398A11
#29640C
#1A3F08
#0A1903

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 180° apart

#67FA1F Complementary Palette

Two colors opposite on the wheel — maximum contrast for attention-grabbing accents.

#67FA1F
#B11EFA

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · adjacent hues

#67FA1F Analogic Palette

Neighboring hues on the wheel — harmonious, calm combinations that feel unified.

#67FA1F
#1EFA43
#D6FA1E
#1EFAB1
#FAB11E
#1ED6FA
#FA431E

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 120° apart

#67FA1F Triadic Palette

Three colors evenly spaced on the wheel — vibrant and energetic, yet balanced.

#67FA1F
#1E68FA
#FA1E68

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 90° apart

#67FA1F Quad Palette

Four colors evenly spaced on the wheel (tetradic) — rich schemes with multiple accents.

#67FA1F
#1ED6FA
#B11EFA
#FA431E

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Accessibility

Color Blindness Simulation for #67FA1F

How Fertility Green reads across five kinds of color vision — a ✓ Friendly verdict means the color difference stays distinguishable for that vision type.

#67FA1F
#9E9361
#A7A854
#6E7E87
#CBCBCB
Normal vision full color Deuteranopia green weakness ✕ Not friendly Protanopia red weakness ✕ Not friendly Tritanopia blue-yellow weakness ✕ Not friendly Achromatopsia total color blindness ✕ Not friendly

The dot marks the original color. Hover any shade to copy its hex.

Harmony overview

Color Harmonies for #67FA1F

The lead color from each harmony scheme, side by side — a shortcut to the full palettes above.

#B11EFA
#1EFA43
#1E68FA
#1ED6FA
Complementary opposite hue Analogous adjacent hue Triadic 120° apart Tetradic (Quad) 90° apart

Perceptually nearby

#67FA1F Nearby Colors

A step away in brightness, richness or shade — each still feels like the same color.

Lawn Green#77FF33
Furious Frog#55EE00
Poisonous Dart#88FF55
Nuclear Throne#33DD00
Poisonous#55FF00
Cathode Green#00FF55
Sour Apple Candy#99EE00
Spring Green#00FF77

From the color-name library

Colors Similar to #67FA1F

The closest named colors to #67FA1F — same mood, each with its own character.

Fertility Green#66FC00
Venomous Green#66FF22
Poisonous#55FF11
Traffic Green#55FF22
Plutonium#35FA00
Neon Green#39FF14
Signal Green#33FF00
McNuke#33FF11
Furious Frog#55EE00
Green Screen#22FF00
Loud Lime#88FF22
Plastic Veggie#22FF22

Looking for more Green shades? Browse Green colors →

Inspiration

Explore Vibrant Images Featuring Fertility Green (#67fa1f)

Curated Unsplash photos that carry the mood of Fertility Green — hover any tile to download it or view the original.

Good to know

Frequently Asked Questions about #67FA1F

#67FA1F is a cool color from the Green family. Its closest matched name is “Fertility Green”, matched perceptually with the CIEDE2000 color-difference formula. In RGB it is rgb(103, 250, 31); in HSL, hsl(100, 96%, 55%).
In RGB, #67FA1F is rgb(103, 250, 31); in HSL it is hsl(100, 96%, 55%); and in CMYK — the model used for print — it is cmyk(59%, 0%, 88%, 2%).
#67FA1F has a contrast ratio of 15.27:1 against black and 1.38:1 against white. For readability, black body text meets the WCAG AA threshold of 4.5:1 on it, while white does not.
The direct complement of #67FA1F is #B11EFA (opposite on the color wheel). For ready-made combinations, this page includes monochrome, analogous, triadic and tetradic palettes built from #67FA1F in the palette sections above.