Color #3EFFFD Color / Colour Code #3EFFFD
This page shows the hex color code for color #3efffd (#3EFFFD). The colour is a cyan tone with 100% saturation and 62% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #3EFFFD against common backgrounds.
Complementary Colors
#3EFFFD paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 149, 179, and 209 degrees for harmonious combinations.
Triadic Palette
Three colors at 179, 299, and 59 degrees.
Color Palettes Using #3EFFFD
Five shades at lightness levels 15% through 85% while keeping hue at 179 and saturation at 100%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 179 to 224 degrees create a warm, unified palette. This analogous scheme works for marketing materials, seasonal campaigns, and any design that needs visual warmth without clashing colors.
Combines the base color at hue 179 with its complement at 359 and two adjacent cool tones. This split-complementary approach provides strong visual contrast while remaining more balanced than a pure complementary scheme.
Five evenly spaced hues at 40% saturation and 80% lightness. Pastels are gentle on the eyes and work well for dashboards, onboarding screens, category tags, and any interface where multiple distinct colors are needed without visual aggression.
Shades & Tints of #3EFFFD
Lightness variations at hue 179 and 100% saturation.
CSS Gradients with #3EFFFD
Design Use Cases for #3EFFFD
High-Impact Accent
With 100% saturation, #3EFFFD is highly vivid. Reserve this for elements that need maximum attention: primary action buttons, notification badges, error states, or promotional banners. Use sparingly alongside neutral tones to avoid visual fatigue.
Soft Accent & Highlight
With 62% lightness, #3EFFFD has a softer, more approachable quality. It works well for hover states, subtle highlights, progress indicators, and secondary UI elements. This lightness range is particularly effective for tag backgrounds and status indicators.
Clarity & Technology
#3EFFFD is in the cyan spectrum (hue 179). Cyan evokes technology, clarity, and innovation. It works well for tech product interfaces, data visualization accents, loading indicators, and futuristic design themes. Cyan provides a modern alternative to traditional blues.
Gradient Pairing
Create a gradient from #3EFFFD (hue 179) to its complement at hue 359. For a subtler effect, try pairing with an analogous color at hue 209. Use CSS: background: linear-gradient(135deg, #3efffd, #ff3d40);
CSS Code for #3EFFFD
Similar Colors
Colors visually similar to #3EFFFD based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #3EFFFD across image editing and color design tools.
About Color #3EFFFD (#3EFFFD)
#3EFFFD is a cyan color (colour) with RGB channel values of 62 red, 255 green, and 253 blue. The green channel is dominant by a ratio of 4.1:1 over the weakest channel. In HSL terms, the hue sits at 179 degrees with 100% saturation and 62% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #3EFFFD is 197/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This means it appears bright to the human eye and is best paired with dark text for readability. For print production, the CMYK equivalent is 76% cyan, 0% magenta, 1% yellow, and 0% key (black).
The WCAG contrast ratio of #3EFFFD against white is 1.24:1 and against black is 16.93:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 16.93:1, or use it exclusively for decorative purposes.
The complementary colour #FF3D40 creates maximum visual tension when paired with #3EFFFD. For more harmonious color combinations, use the analogous colours #3DFF9B and #3DA1FF, which sit 30 degrees on either side of the hue wheel. To build a complete design system, start with the monochromatic scale above for consistent shade variations, then add one complementary or triadic accent for interactive elements.
How to Explore Color #3EFFFD
- Enter your color value in HEX format.
- The tool converts it to RGB, HSL, CMYK format in real time.
- Copy the converted value to your clipboard.
What is HEX to RGB, HSL, CMYK color conversion
Converting from HEX to RGB, HSL, CMYK translates a color value between two different color models. Different color models are used in web design (HEX, RGB), print (CMYK), and color theory (HSL, HSV).
Related Tools & Colors
Frequently Asked Questions
- What color / colour is #3EFFFD?
- #3EFFFD is Color #3EFFFD, a cyan color (colour) with RGB(62, 255, 253), HSL(179, 100%, 62%), and CMYK(76%, 0%, 1%, 0%). Its perceived brightness is 197/255.
- Is #3EFFFD accessible for text?
- Against white, #3EFFFD has a contrast ratio of 1.24:1 (fails AA for normal text). Against black, it has 16.93:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #3EFFFD?
- The complementary colour is #FF3D40 (hue 359). For subtle color combinations, use analogous colours #3DFF9B and #3DA1FF. The triadic palette adds #FC3DFF and #FFFC3D for vibrant variety.
- How do I use #3EFFFD in CSS?
- Use any format: color: #3efffd; or rgb(62, 255, 253); or hsl(179, 100%, 62%). For CSS custom properties: --color-primary: 179 100% 62%; then use it as hsl(var(--color-primary)).
- Is this color / colour explorer free?
- Yes, completely free with no signup required. All colour calculations run in your browser. You can explore any valid hex color code, not just the pre-generated palette.