Color #E6001F Color / Colour Code #E6001F
This page shows the hex color code for color #e6001f (#E6001F). The colour is a red tone with 100% saturation and 45% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #E6001F against common backgrounds.
Complementary Colors
#E6001F 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 #E6001F
Five shades at lightness levels 15% through 85% while keeping hue at 352 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 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 #E6001F
Lightness variations at hue 352 and 100% saturation.
CSS Gradients with #E6001F
Design Use Cases for #E6001F
High-Impact Accent
With 100% saturation, #E6001F 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 45% lightness, #E6001F 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
#E6001F 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 #E6001F (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, #e6001f, #00e6c7);
CSS Code for #E6001F
Similar Colors
Colors visually similar to #E6001F based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #E6001F across image editing and color design tools.
About Color #E6001F (#E6001F)
#E6001F is a red color (colour) with RGB channel values of 230 red, 0 green, and 31 blue. The red channel is dominant by a ratio of 230.0:1 over the weakest channel. In HSL terms, the hue sits at 352 degrees with 100% saturation and 45% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #E6001F is 72/255 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, 100% magenta, 87% yellow, and 10% key (black).
The WCAG contrast ratio of #E6001F against white is 4.79:1 and against black is 4.38:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 31% lightness.
The complementary colour #00E6C7 creates maximum visual tension when paired with #E6001F. For more harmonious color combinations, use the analogous colours #E60091 and #E65400, 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 #E6001F
- 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 #E6001F?
- #E6001F is Color #E6001F, a red color (colour) with RGB(230, 0, 31), HSL(352, 100%, 45%), and CMYK(0%, 100%, 87%, 10%). Its perceived brightness is 72/255.
- Is #E6001F accessible for text?
- Against white, #E6001F has a contrast ratio of 4.79:1 (passes AA for normal text). Against black, it has 4.38:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #E6001F?
- The complementary colour is #00E6C7 (hue 172). For subtle color combinations, use analogous colours #E60091 and #E65400. The triadic palette adds #1FE600 and #001FE6 for vibrant variety.
- How do I use #E6001F in CSS?
- Use any format: color: #e6001f; or rgb(230, 0, 31); or hsl(352, 100%, 45%). For CSS custom properties: --color-primary: 352 100% 45%; 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.