Color #511E04 Color / Colour Code #511E04
This page shows the hex color code for color #511e04 (#511E04). The colour is a orange tone with 91% saturation and 17% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #511E04 against common backgrounds.
Complementary Colors
#511E04 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 350, 20, and 50 degrees for harmonious combinations.
Triadic Palette
Three colors at 20, 140, and 260 degrees.
Color Palettes Using #511E04
Five shades at lightness levels 15% through 85% while keeping hue at 20 and saturation at 91%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 20 to 65 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 20 with its complement at 200 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 #511E04
Lightness variations at hue 20 and 91% saturation.
CSS Gradients with #511E04
Design Use Cases for #511E04
High-Impact Accent
With 91% saturation, #511E04 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.
Deep Accent & Text Color
#511E04 at 17% lightness is dark enough for readable body text on light backgrounds while retaining its orange character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Warmth & Enthusiasm
#511E04 sits in the orange range (hue 20). Orange combines the energy of red with the warmth of yellow. It works naturally for progress indicators, pricing highlights, "new" badges, and friendly call-to-action buttons. Food and fitness brands frequently use this hue range.
Gradient Pairing
Create a gradient from #511E04 (hue 20) to its complement at hue 200. For a subtler effect, try pairing with an analogous color at hue 50. Use CSS: background: linear-gradient(135deg, #511e04, #043853);
CSS Code for #511E04
Similar Colors
Colors visually similar to #511E04 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #511E04 across image editing and color design tools.
About Color #511E04 (#511E04)
#511E04 is a orange color (colour) with RGB channel values of 81 red, 30 green, and 4 blue. The red channel is dominant by a ratio of 20.3:1 over the weakest channel. In HSL terms, the hue sits at 20 degrees with 91% saturation and 17% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #511E04 is 42/255 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, 63% magenta, 95% yellow, and 68% key (black).
The WCAG contrast ratio of #511E04 against white is 13.66:1 and against black is 1.54:1. 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 #043853 creates maximum visual tension when paired with #511E04. For more harmonious color combinations, use the analogous colours #530411 and #534604, 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 #511E04
- 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 #511E04?
- #511E04 is Color #511E04, a orange color (colour) with RGB(81, 30, 4), HSL(20, 91%, 17%), and CMYK(0%, 63%, 95%, 68%). Its perceived brightness is 42/255.
- Is #511E04 accessible for text?
- Against white, #511E04 has a contrast ratio of 13.66:1 (passes AA for normal text). Against black, it has 1.54:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #511E04?
- The complementary colour is #043853 (hue 200). For subtle color combinations, use analogous colours #530411 and #534604. The triadic palette adds #04531E and #1E0453 for vibrant variety.
- How do I use #511E04 in CSS?
- Use any format: color: #511e04; or rgb(81, 30, 4); or hsl(20, 91%, 17%). For CSS custom properties: --color-primary: 20 91% 17%; 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.