Color #4B1015 Color / Colour Code #4B1015
This page shows the hex color code for color #4b1015 (#4B1015). The colour is a red tone with 65% saturation and 18% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #4B1015 against common backgrounds.
Complementary Colors
#4B1015 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 325, 355, and 25 degrees for harmonious combinations.
Triadic Palette
Three colors at 355, 115, and 235 degrees.
Color Palettes Using #4B1015
Five shades at lightness levels 15% through 85% while keeping hue at 355 and saturation at 65%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 355 to 40 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 355 with its complement at 175 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 #4B1015
Lightness variations at hue 355 and 65% saturation.
CSS Gradients with #4B1015
Design Use Cases for #4B1015
Vibrant Brand Color
#4B1015 has a strong 65% 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.
Deep Accent & Text Color
#4B1015 at 18% lightness is dark enough for readable body text on light backgrounds while retaining its red character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Urgency & Energy Signaling
#4B1015 falls in the red spectrum (hue 355). 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 #4B1015 (hue 355) to its complement at hue 175. For a subtler effect, try pairing with an analogous color at hue 25. Use CSS: background: linear-gradient(135deg, #4b1015, #104c47);
CSS Code for #4B1015
Similar Colors
Colors visually similar to #4B1015 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #4B1015 across image editing and color design tools.
About Color #4B1015 (#4B1015)
#4B1015 is a red color (colour) with RGB channel values of 75 red, 16 green, and 21 blue. The red channel is dominant by a ratio of 4.7:1 over the weakest channel. In HSL terms, the hue sits at 355 degrees with 65% saturation and 18% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #4B1015 is 34/255 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, 79% magenta, 72% yellow, and 71% key (black).
The WCAG contrast ratio of #4B1015 against white is 15.17:1 and against black is 1.38:1. This exceeds the AAA requirement (7:1) for normal text on white, making it excellent for body text and small UI labels on light backgrounds.
The complementary colour #104C47 creates maximum visual tension when paired with #4B1015. For more harmonious color combinations, use the analogous colours #4C1033 and #4C2910, 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 #4B1015
- 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 #4B1015?
- #4B1015 is Color #4B1015, a red color (colour) with RGB(75, 16, 21), HSL(355, 65%, 18%), and CMYK(0%, 79%, 72%, 71%). Its perceived brightness is 34/255.
- Is #4B1015 accessible for text?
- Against white, #4B1015 has a contrast ratio of 15.17:1 (passes AA for normal text). Against black, it has 1.38:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #4B1015?
- The complementary colour is #104C47 (hue 175). For subtle color combinations, use analogous colours #4C1033 and #4C2910. The triadic palette adds #154C10 and #10154C for vibrant variety.
- How do I use #4B1015 in CSS?
- Use any format: color: #4b1015; or rgb(75, 16, 21); or hsl(355, 65%, 18%). For CSS custom properties: --color-primary: 355 65% 18%; 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.