Color #BF183B Color / Colour Code #BF183B
This page shows the hex color code for color #bf183b (#BF183B). The colour is a red tone with 78% saturation and 42% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #BF183B against common backgrounds.
Complementary Colors
#BF183B paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 317, 347, and 17 degrees for harmonious combinations.
Triadic Palette
Three colors at 347, 107, and 227 degrees.
Color Palettes Using #BF183B
Five shades at lightness levels 15% through 85% while keeping hue at 347 and saturation at 78%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 347 to 32 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 347 with its complement at 167 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 #BF183B
Lightness variations at hue 347 and 78% saturation.
CSS Gradients with #BF183B
Design Use Cases for #BF183B
Vibrant Brand Color
#BF183B has a strong 78% 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 42% lightness, #BF183B 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
#BF183B falls in the red spectrum (hue 347). 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 #BF183B (hue 347) to its complement at hue 167. For a subtler effect, try pairing with an analogous color at hue 17. Use CSS: background: linear-gradient(135deg, #bf183b, #18bf9a);
CSS Code for #BF183B
Similar Colors
Colors visually similar to #BF183B based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #BF183B across image editing and color design tools.
About Color #BF183B (#BF183B)
#BF183B is a red color (colour) with RGB channel values of 191 red, 24 green, and 59 blue. The red channel is dominant by a ratio of 8.0:1 over the weakest channel. In HSL terms, the hue sits at 347 degrees with 78% saturation and 42% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #BF183B is 78/255 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, 87% magenta, 69% yellow, and 25% key (black).
The WCAG contrast ratio of #BF183B against white is 6.16:1 and against black is 3.41:1. 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 #18BF9A creates maximum visual tension when paired with #BF183B. For more harmonious color combinations, use the analogous colours #BF188F and #BF4718, 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 #BF183B
- 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 #BF183B?
- #BF183B is Color #BF183B, a red color (colour) with RGB(191, 24, 59), HSL(347, 78%, 42%), and CMYK(0%, 87%, 69%, 25%). Its perceived brightness is 78/255.
- Is #BF183B accessible for text?
- Against white, #BF183B has a contrast ratio of 6.16:1 (passes AA for normal text). Against black, it has 3.41:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #BF183B?
- The complementary colour is #18BF9A (hue 167). For subtle color combinations, use analogous colours #BF188F and #BF4718. The triadic palette adds #3CBF18 and #183CBF for vibrant variety.
- How do I use #BF183B in CSS?
- Use any format: color: #bf183b; or rgb(191, 24, 59); or hsl(347, 78%, 42%). For CSS custom properties: --color-primary: 347 78% 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.