Color #39A3AC Color / Colour Code #39A3AC
This page shows the hex color code for color #39a3ac (#39A3AC). The colour is a cyan tone with 50% saturation and 45% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #39A3AC against common backgrounds.
Complementary Colors
#39A3AC paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 155, 185, and 215 degrees for harmonious combinations.
Triadic Palette
Three colors at 185, 305, and 65 degrees.
Color Palettes Using #39A3AC
Five shades at lightness levels 15% through 85% while keeping hue at 185 and saturation at 50%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 185 to 230 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 185 with its complement at 5 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 #39A3AC
Lightness variations at hue 185 and 50% saturation.
CSS Gradients with #39A3AC
Design Use Cases for #39A3AC
Balanced UI Color
At 50% saturation, #39A3AC strikes a balance between vibrancy and restraint. This makes it versatile for primary UI elements like navigation bars, card headers, and form accents. It draws attention without overwhelming adjacent content.
Primary Interface Color
At 45% lightness, #39A3AC is in the mid-range, making it ideal for interactive elements like buttons, links, and selected states. This lightness level ensures good contrast against both light and dark adjacent elements in most layouts.
Clarity & Technology
#39A3AC is in the cyan spectrum (hue 185). 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 #39A3AC (hue 185) to its complement at hue 5. For a subtler effect, try pairing with an analogous color at hue 215. Use CSS: background: linear-gradient(135deg, #39a3ac, #ac4339);
CSS Code for #39A3AC
Similar Colors
Colors visually similar to #39A3AC based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #39A3AC across image editing and color design tools.
About Color #39A3AC (#39A3AC)
#39A3AC is a cyan color (colour) with RGB channel values of 57 red, 163 green, and 172 blue. The blue channel is dominant by a ratio of 3.0:1 over the weakest channel. In HSL terms, the hue sits at 185 degrees with 50% saturation and 45% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #39A3AC is 132/255 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 67% cyan, 5% magenta, 0% yellow, and 33% key (black).
The WCAG contrast ratio of #39A3AC against white is 3.00:1 and against black is 7.01:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 7.01:1, or use it exclusively for decorative purposes.
The complementary colour #AC4339 creates maximum visual tension when paired with #39A3AC. For more harmonious color combinations, use the analogous colours #39AC7C and #3969AC, 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 #39A3AC
- 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 #39A3AC?
- #39A3AC is Color #39A3AC, a cyan color (colour) with RGB(57, 163, 172), HSL(185, 50%, 45%), and CMYK(67%, 5%, 0%, 33%). Its perceived brightness is 132/255.
- Is #39A3AC accessible for text?
- Against white, #39A3AC has a contrast ratio of 3.00:1 (fails AA for normal text). Against black, it has 7.01:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #39A3AC?
- The complementary colour is #AC4339 (hue 5). For subtle color combinations, use analogous colours #39AC7C and #3969AC. The triadic palette adds #AC39A3 and #A3AC39 for vibrant variety.
- How do I use #39A3AC in CSS?
- Use any format: color: #39a3ac; or rgb(57, 163, 172); or hsl(185, 50%, 45%). For CSS custom properties: --color-primary: 185 50% 45%; 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.