Color #D12D00 Color / Colour Code #D12D00
This page shows the hex color code for color #d12d00 (#D12D00). The colour is a red tone with 100% saturation and 41% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #D12D00 against common backgrounds.
Complementary Colors
#D12D00 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 #D12D00
Five shades at lightness levels 15% through 85% while keeping hue at 13 and saturation at 100%. 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 #D12D00
Lightness variations at hue 13 and 100% saturation.
CSS Gradients with #D12D00
Design Use Cases for #D12D00
High-Impact Accent
With 100% saturation, #D12D00 is highly vivid. Reserve this for elements that need maximum attention: primary action buttons, notification badges, error states, or promotional banners. Use sparingly alongside neutral tones to avoid visual fatigue.
Primary Interface Color
At 41% lightness, #D12D00 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
#D12D00 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 #D12D00 (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, #d12d00, #00a4d1);
CSS Code for #D12D00
Similar Colors
Colors visually similar to #D12D00 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #D12D00 across image editing and color design tools.
About Color #D12D00 (#D12D00)
#D12D00 is a red color (colour) with RGB channel values of 209 red, 45 green, and 0 blue. The red channel is dominant by a ratio of 209.0:1 over the weakest channel. In HSL terms, the hue sits at 13 degrees with 100% saturation and 41% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #D12D00 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, 78% magenta, 100% yellow, and 18% key (black).
The WCAG contrast ratio of #D12D00 against white is 5.14:1 and against black is 4.09:1. 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 #00A4D1 creates maximum visual tension when paired with #D12D00. For more harmonious color combinations, use the analogous colours #D1003B and #D19600, 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 #D12D00
- 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 #D12D00?
- #D12D00 is Color #D12D00, a red color (colour) with RGB(209, 45, 0), HSL(13, 100%, 41%), and CMYK(0%, 78%, 100%, 18%). Its perceived brightness is 89/255.
- Is #D12D00 accessible for text?
- Against white, #D12D00 has a contrast ratio of 5.14:1 (passes AA for normal text). Against black, it has 4.09:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #D12D00?
- The complementary colour is #00A4D1 (hue 193). For subtle color combinations, use analogous colours #D1003B and #D19600. The triadic palette adds #00D12D and #2D00D1 for vibrant variety.
- How do I use #D12D00 in CSS?
- Use any format: color: #d12d00; or rgb(209, 45, 0); or hsl(13, 100%, 41%). For CSS custom properties: --color-primary: 13 100% 41%; 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.