Color #B63A4A Color / Colour Code #B63A4A
This page shows the hex color code for color #b63a4a (#B63A4A). The colour is a red tone with 52% saturation and 47% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #B63A4A against common backgrounds.
Complementary Colors
#B63A4A paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 322, 352, and 22 degrees for harmonious combinations.
Triadic Palette
Three colors at 352, 112, and 232 degrees.
Color Palettes Using #B63A4A
Five shades at lightness levels 15% through 85% while keeping hue at 352 and saturation at 52%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 352 to 37 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 352 with its complement at 172 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 #B63A4A
Lightness variations at hue 352 and 52% saturation.
CSS Gradients with #B63A4A
Design Use Cases for #B63A4A
Balanced UI Color
At 52% saturation, #B63A4A 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 47% lightness, #B63A4A 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
#B63A4A falls in the red spectrum (hue 352). 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 #B63A4A (hue 352) to its complement at hue 172. For a subtler effect, try pairing with an analogous color at hue 22. Use CSS: background: linear-gradient(135deg, #b63a4a, #3ab6a6);
CSS Code for #B63A4A
Similar Colors
Colors visually similar to #B63A4A based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #B63A4A across image editing and color design tools.
About Color #B63A4A (#B63A4A)
#B63A4A is a red color (colour) with RGB channel values of 182 red, 58 green, and 74 blue. The red channel is dominant by a ratio of 3.1:1 over the weakest channel. In HSL terms, the hue sits at 352 degrees with 52% saturation and 47% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #B63A4A is 97/255 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, 68% magenta, 59% yellow, and 29% key (black).
The WCAG contrast ratio of #B63A4A against white is 5.69:1 and against black is 3.69:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 33% lightness.
The complementary colour #3AB6A6 creates maximum visual tension when paired with #B63A4A. For more harmonious color combinations, use the analogous colours #B63A88 and #B6673A, 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 #B63A4A
- 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 #B63A4A?
- #B63A4A is Color #B63A4A, a red color (colour) with RGB(182, 58, 74), HSL(352, 52%, 47%), and CMYK(0%, 68%, 59%, 29%). Its perceived brightness is 97/255.
- Is #B63A4A accessible for text?
- Against white, #B63A4A has a contrast ratio of 5.69:1 (passes AA for normal text). Against black, it has 3.69:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #B63A4A?
- The complementary colour is #3AB6A6 (hue 172). For subtle color combinations, use analogous colours #B63A88 and #B6673A. The triadic palette adds #4AB63A and #3A4AB6 for vibrant variety.
- How do I use #B63A4A in CSS?
- Use any format: color: #b63a4a; or rgb(182, 58, 74); or hsl(352, 52%, 47%). For CSS custom properties: --color-primary: 352 52% 47%; 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.