Seaweed Color
Seaweed is a green color with hex code #18D17B. This page covers its meaning, all color values, harmonies, colors that go with seaweed, shades, tints, similar colors, CSS examples, FAQs, and WCAG contrast ratios.
Seaweed Color Values
What Does Seaweed Mean?
Seaweed 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. Seaweed sits at a mid-lightness, which keeps it readable on both white and black without much fuss.
In the ISCC-NBS color naming system, Seaweed is classified as a green (nearest centroid: vivid yellowish green, #27A64C).
Color Harmonies
Complementary
Analogous
Triadic
Colors That Go With Seaweed
Seaweed and #D2196F 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 — #19D21F and #19CCD2, which sit beside seaweed on the wheel. Pairings like this feel calm and settled, which suits backgrounds and gradients.
For an energetic three-color palette, pair seaweed with triadic partners #7B19D2 and #D27B19. 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
- Algae Green —
#21C36F(Delta E 6) - Aqua Green —
#12E193(Delta E 8) - Dark Mint Green —
#20C073(Delta E 8) - Weird Green —
#3AE57F(Delta E 10) - Tealish Green —
#0CDC73(Delta E 11)
CSS Examples
.text { color: #18D17B; }
.background { background-color: #18D17B; }
.border { border: 2px solid #18D17B; }
.shadow { box-shadow: 0 4px 6px #18D17B40; }WCAG Contrast
Frequently Asked Questions
What is the hex code for seaweed?
Seaweed has the hex code #18D17B. In RGB notation it is rgb(24, 209, 123), in HSL it is hsl(152, 79%, 46%), and its OKLCH value is 0.758, 0.183, 155.1.
What does the color seaweed mean?
Green-family colors like seaweed carry distinct psychological associations. Seaweed 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. Seaweed sits at a mid-lightness, which keeps it readable on both white and black without much fuss.
What colors go with seaweed?
Seaweed has three easy routes: its complement #D2196F for punch, its neighbors #19D21F and #19CCD2 for something calmer, or triadic partners #7B19D2 and #D27B19 when you want energy.
Is seaweed a standard web color?
No — Seaweed is not a CSS keyword. Use its hex value #18D17B or any RGB/HSL equivalent in your stylesheets.
How do I make seaweed lighter or darker?
To lighten seaweed, 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 #D6FAE9 (lightest tint) to #042515 (darkest shade).
About Seaweed
Seaweed is classified as a Green in the ISCC-NBS color naming system, within the Green hue family. It has The color is recognized by XKCD, meodai.
Use our Color Converter to convert #18D17B to any other color format, or explore the Color Wheel to find harmonious color combinations.