Color #2E0003 Color / Colour Code #2E0003
This page shows the hex color code for color #2e0003 (#2E0003). The colour is a red tone with 100% saturation and 9% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #2E0003 against common backgrounds.
Complementary Colors
#2E0003 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 326, 356, and 26 degrees for harmonious combinations.
Triadic Palette
Three colors at 356, 116, and 236 degrees.
Color Palettes Using #2E0003
Five shades at lightness levels 15% through 85% while keeping hue at 356 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 356 to 41 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 356 with its complement at 176 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 #2E0003
Lightness variations at hue 356 and 100% saturation.
CSS Gradients with #2E0003
Design Use Cases for #2E0003
High-Impact Accent
With 100% saturation, #2E0003 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.
Dark Mode Background
At just 9% lightness, #2E0003 works as a dark mode background or overlay color. Dark backgrounds reduce eye strain in low-light environments and make bright accent colors pop. Pair with light text (minimum 4.5:1 contrast ratio) for readability.
Urgency & Energy Signaling
#2E0003 falls in the red spectrum (hue 356). 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 #2E0003 (hue 356) to its complement at hue 176. For a subtler effect, try pairing with an analogous color at hue 26. Use CSS: background: linear-gradient(135deg, #2e0003, #002e2b);
CSS Code for #2E0003
Similar Colors
Colors visually similar to #2E0003 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #2E0003 across image editing and color design tools.
About Color #2E0003 (#2E0003)
#2E0003 is a red color (colour) with RGB channel values of 46 red, 0 green, and 3 blue. The red channel is dominant by a ratio of 46.0:1 over the weakest channel. In HSL terms, the hue sits at 356 degrees with 100% saturation and 9% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #2E0003 is 14/255 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, 93% yellow, and 82% key (black).
The WCAG contrast ratio of #2E0003 against white is 18.79:1 and against black is 1.12:1. 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 #002E2B creates maximum visual tension when paired with #2E0003. For more harmonious color combinations, use the analogous colours #2E001A and #2E1400, 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 #2E0003
- 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 #2E0003?
- #2E0003 is Color #2E0003, a red color (colour) with RGB(46, 0, 3), HSL(356, 100%, 9%), and CMYK(0%, 100%, 93%, 82%). Its perceived brightness is 14/255.
- Is #2E0003 accessible for text?
- Against white, #2E0003 has a contrast ratio of 18.79:1 (passes AA for normal text). Against black, it has 1.12:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #2E0003?
- The complementary colour is #002E2B (hue 176). For subtle color combinations, use analogous colours #2E001A and #2E1400. The triadic palette adds #032E00 and #00032E for vibrant variety.
- How do I use #2E0003 in CSS?
- Use any format: color: #2e0003; or rgb(46, 0, 3); or hsl(356, 100%, 9%). For CSS custom properties: --color-primary: 356 100% 9%; 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.