Color #39EFAE Color / Colour Code #39EFAE
This page shows the hex color code for color #39efae (#39EFAE). The colour is a cyan tone with 85% saturation and 58% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #39EFAE against common backgrounds.
Complementary Colors
#39EFAE paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 129, 159, and 189 degrees for harmonious combinations.
Triadic Palette
Three colors at 159, 279, and 39 degrees.
Color Palettes Using #39EFAE
Five shades at lightness levels 15% through 85% while keeping hue at 159 and saturation at 85%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 159 to 204 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 159 with its complement at 339 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 #39EFAE
Lightness variations at hue 159 and 85% saturation.
CSS Gradients with #39EFAE
Design Use Cases for #39EFAE
High-Impact Accent
With 85% saturation, #39EFAE 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 58% lightness, #39EFAE 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
#39EFAE is in the cyan spectrum (hue 159). 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 #39EFAE (hue 159) to its complement at hue 339. For a subtler effect, try pairing with an analogous color at hue 189. Use CSS: background: linear-gradient(135deg, #39efae, #ef3979);
CSS Code for #39EFAE
Similar Colors
Colors visually similar to #39EFAE based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #39EFAE across image editing and color design tools.
About Color #39EFAE (#39EFAE)
#39EFAE is a cyan color (colour) with RGB channel values of 57 red, 239 green, and 174 blue. The green channel is dominant by a ratio of 4.2:1 over the weakest channel. In HSL terms, the hue sits at 159 degrees with 85% saturation and 58% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #39EFAE is 177/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This is a medium-brightness color that can work with either dark or light text depending on font weight and size. For print production, the CMYK equivalent is 76% cyan, 0% magenta, 27% yellow, and 6% key (black).
The WCAG contrast ratio of #39EFAE against white is 1.49:1 and against black is 14.13:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 14.13:1, or use it exclusively for decorative purposes.
The complementary colour #EF3979 creates maximum visual tension when paired with #39EFAE. For more harmonious color combinations, use the analogous colours #39EF54 and #39D4EF, 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 #39EFAE
- 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 #39EFAE?
- #39EFAE is Color #39EFAE, a cyan color (colour) with RGB(57, 239, 174), HSL(159, 85%, 58%), and CMYK(76%, 0%, 27%, 6%). Its perceived brightness is 177/255.
- Is #39EFAE accessible for text?
- Against white, #39EFAE has a contrast ratio of 1.49:1 (fails AA for normal text). Against black, it has 14.13:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #39EFAE?
- The complementary colour is #EF3979 (hue 339). For subtle color combinations, use analogous colours #39EF54 and #39D4EF. The triadic palette adds #AF39EF and #EFAF39 for vibrant variety.
- How do I use #39EFAE in CSS?
- Use any format: color: #39efae; or rgb(57, 239, 174); or hsl(159, 85%, 58%). For CSS custom properties: --color-primary: 159 85% 58%; 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.