Color #A73D1F Color / Colour Code #A73D1F
This page shows the hex color code for color #a73d1f (#A73D1F). The colour is a red tone with 69% saturation and 39% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #A73D1F against common backgrounds.
Complementary Colors
#A73D1F paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 343, 13, and 43 degrees for harmonious combinations.
Triadic Palette
Three colors at 13, 133, and 253 degrees.
Color Palettes Using #A73D1F
Five shades at lightness levels 15% through 85% while keeping hue at 13 and saturation at 69%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 13 to 58 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 13 with its complement at 193 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 #A73D1F
Lightness variations at hue 13 and 69% saturation.
CSS Gradients with #A73D1F
Design Use Cases for #A73D1F
Vibrant Brand Color
#A73D1F has a strong 69% saturation that makes it ideal for brand identity elements. Use it for logos, primary call-to-action buttons, hero section accents, and marketing materials where visual impact matters. This saturation level is eye-catching without being harsh.
Primary Interface Color
At 39% lightness, #A73D1F 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
#A73D1F falls in the red spectrum (hue 13). 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 #A73D1F (hue 13) to its complement at hue 193. For a subtler effect, try pairing with an analogous color at hue 43. Use CSS: background: linear-gradient(135deg, #a73d1f, #1f8aa8);
CSS Code for #A73D1F
Similar Colors
Colors visually similar to #A73D1F based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #A73D1F across image editing and color design tools.
About Color #A73D1F (#A73D1F)
#A73D1F is a red color (colour) with RGB channel values of 167 red, 61 green, and 31 blue. The red channel is dominant by a ratio of 5.4:1 over the weakest channel. In HSL terms, the hue sits at 13 degrees with 69% saturation and 39% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #A73D1F is 89/255 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, 63% magenta, 81% yellow, and 35% key (black).
The WCAG contrast ratio of #A73D1F against white is 6.31:1 and against black is 3.33:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 27% lightness.
The complementary colour #1F8AA8 creates maximum visual tension when paired with #A73D1F. For more harmonious color combinations, use the analogous colours #A81F46 and #A8811F, 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 #A73D1F
- 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 #A73D1F?
- #A73D1F is Color #A73D1F, a red color (colour) with RGB(167, 61, 31), HSL(13, 69%, 39%), and CMYK(0%, 63%, 81%, 35%). Its perceived brightness is 89/255.
- Is #A73D1F accessible for text?
- Against white, #A73D1F has a contrast ratio of 6.31:1 (passes AA for normal text). Against black, it has 3.33:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #A73D1F?
- The complementary colour is #1F8AA8 (hue 193). For subtle color combinations, use analogous colours #A81F46 and #A8811F. The triadic palette adds #1FA83D and #3D1FA8 for vibrant variety.
- How do I use #A73D1F in CSS?
- Use any format: color: #a73d1f; or rgb(167, 61, 31); or hsl(13, 69%, 39%). For CSS custom properties: --color-primary: 13 69% 39%; 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.