Color #A13549 Color / Colour Code #A13549
This page shows the hex color code for color #a13549 (#A13549). The colour is a red tone with 50% saturation and 42% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #A13549 against common backgrounds.
Complementary Colors
#A13549 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 319, 349, and 19 degrees for harmonious combinations.
Triadic Palette
Three colors at 349, 109, and 229 degrees.
Color Palettes Using #A13549
Five shades at lightness levels 15% through 85% while keeping hue at 349 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 349 to 34 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 349 with its complement at 169 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 #A13549
Lightness variations at hue 349 and 50% saturation.
CSS Gradients with #A13549
Design Use Cases for #A13549
Balanced UI Color
At 50% saturation, #A13549 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 42% lightness, #A13549 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.
Urgency & Energy Signaling
#A13549 falls in the red spectrum (hue 349). Red triggers urgency and excitement, making it effective for sale badges, countdown timers, error messages, and "limited time" labels. In data visualization, use it to flag negative values or critical thresholds.
Gradient Pairing
Create a gradient from #A13549 (hue 349) to its complement at hue 169. For a subtler effect, try pairing with an analogous color at hue 19. Use CSS: background: linear-gradient(135deg, #a13549, #36a18d);
CSS Code for #A13549
Similar Colors
Colors visually similar to #A13549 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #A13549 across image editing and color design tools.
About Color #A13549 (#A13549)
#A13549 is a red color (colour) with RGB channel values of 161 red, 53 green, and 73 blue. The red channel is dominant by a ratio of 3.0:1 over the weakest channel. In HSL terms, the hue sits at 349 degrees with 50% saturation and 42% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #A13549 is 88/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This appears dark to the human eye, so pair it with light text for adequate readability. For print production, the CMYK equivalent is 0% cyan, 67% magenta, 55% yellow, and 37% key (black).
The WCAG contrast ratio of #A13549 against white is 6.73:1 and against black is 3.12:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 29% lightness.
The complementary colour #36A18D creates maximum visual tension when paired with #A13549. For more harmonious color combinations, use the analogous colours #A1367F and #A15736, 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 #A13549
- 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 #A13549?
- #A13549 is Color #A13549, a red color (colour) with RGB(161, 53, 73), HSL(349, 50%, 42%), and CMYK(0%, 67%, 55%, 37%). Its perceived brightness is 88/255.
- Is #A13549 accessible for text?
- Against white, #A13549 has a contrast ratio of 6.73:1 (passes AA for normal text). Against black, it has 3.12:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #A13549?
- The complementary colour is #36A18D (hue 169). For subtle color combinations, use analogous colours #A1367F and #A15736. The triadic palette adds #49A136 and #3649A1 for vibrant variety.
- How do I use #A13549 in CSS?
- Use any format: color: #a13549; or rgb(161, 53, 73); or hsl(349, 50%, 42%). For CSS custom properties: --color-primary: 349 50% 42%; 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.