Algae Green Color
Algae Green is a green color with hex code #21C36F. This page covers its meaning, all color values, harmonies, colors that go with algae green, shades, tints, similar colors, CSS examples, FAQs, and WCAG contrast ratios.
Algae Green Color Values
What Does Algae Green Mean?
Algae Green belongs to the green family of colors. Green asks less of the eye than any other family, which is why long reading sessions feel easier on green-tinted backgrounds. The associations run to nature, health, and money, and compared with most hues they hold remarkably steady across cultures. Algae Green sits at a mid-lightness, which keeps it readable on both white and black without much fuss.
In the ISCC-NBS color naming system, Algae Green is classified as a green (nearest centroid: vivid yellowish green, #27A64C). It is also known as Algal Fuel.
Color Harmonies
Complementary
Analogous
Triadic
Colors That Go With Algae Green
Algae Green and #C42175 are complements, parked opposite each other on the wheel. Together they hit maximum contrast, so a rough 70/30 split keeps the pairing from shouting.
Analogous neighbors — #24C421 and #21C4C2, which sit beside algae green on the wheel. Pairings like this feel calm and settled, which suits backgrounds and gradients.
For an energetic three-color palette, pair algae green with triadic partners #7021C4 and #C47021. All three sit evenly spaced around the wheel, so the scheme stays lively without clashing.
Build and test these combinations in our Color Wheel Tool or check text readability with the Contrast Checker.
Tints and Shades
Tints (lighter)
Shades (darker)
Similar Colors
- Dark Mint Green —
#20C073(Delta E 4) - Cool Green —
#33B864(Delta E 6) - Seaweed —
#18D17B(Delta E 6) - Dark Mint —
#48C072(Delta E 8) - Jade Green —
#2BAF6A(Delta E 11)
CSS Examples
.text { color: #21C36F; }
.background { background-color: #21C36F; }
.border { border: 2px solid #21C36F; }
.shadow { box-shadow: 0 4px 6px #21C36F40; }WCAG Contrast
Frequently Asked Questions
What is the hex code for algae green?
Algae Green has the hex code #21C36F. In RGB notation it is rgb(33, 195, 111), in HSL it is hsl(149, 71%, 45%), and its OKLCH value is 0.72, 0.175, 153.7.
What does the color algae green mean?
Green-family colors like algae green carry distinct psychological associations. Algae Green belongs to the green family of colors. Green asks less of the eye than any other family, which is why long reading sessions feel easier on green-tinted backgrounds. The associations run to nature, health, and money, and compared with most hues they hold remarkably steady across cultures. Algae Green sits at a mid-lightness, which keeps it readable on both white and black without much fuss.
What colors go with algae green?
Algae Green has three easy routes: its complement #C42175 for punch, its neighbors #24C421 and #21C4C2 for something calmer, or triadic partners #7021C4 and #C47021 when you want energy.
Is algae green a standard web color?
No — Algae Green is not a CSS keyword. Use its hex value #21C36F or any RGB/HSL equivalent in your stylesheets.
How do I make algae green lighter or darker?
To lighten algae green, add white to create tints; to darken it, add black to create shades. The tints and shades table above shows five computed steps of each, from #D8F8E8 (lightest tint) to #062314 (darkest shade).
About Algae Green
Algae Green is classified as a Green in the ISCC-NBS color naming system, within the Green hue family. It has alternative names including Algal Fuel. The color is recognized by XKCD, meodai.
Use our Color Converter to convert #21C36F to any other color format, or explore the Color Wheel to find harmonious color combinations.