Color #04571E Color / Colour Code #04571E
This page shows the hex color code for color #04571e (#04571E). The colour is a green tone with 91% saturation and 18% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #04571E against common backgrounds.
Complementary Colors
#04571E paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 109, 139, and 169 degrees for harmonious combinations.
Triadic Palette
Three colors at 139, 259, and 19 degrees.
Color Palettes Using #04571E
Five shades at lightness levels 15% through 85% while keeping hue at 139 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 139 to 184 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 139 with its complement at 319 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 #04571E
Lightness variations at hue 139 and 91% saturation.
CSS Gradients with #04571E
Design Use Cases for #04571E
High-Impact Accent
With 91% saturation, #04571E 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
#04571E at 18% lightness is dark enough for readable body text on light backgrounds while retaining its green character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Success & Growth Indicators
#04571E falls in the green range (hue 139). Green universally represents success, growth, and safety. Use it for confirmation messages, positive chart data, eco-friendly badges, and health metrics. In financial dashboards, green indicates gains and positive performance.
Gradient Pairing
Create a gradient from #04571E (hue 139) to its complement at hue 319. For a subtler effect, try pairing with an analogous color at hue 169. Use CSS: background: linear-gradient(135deg, #04571e, #58043d);
CSS Code for #04571E
Similar Colors
Colors visually similar to #04571E based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #04571E across image editing and color design tools.
About Color #04571E (#04571E)
#04571E is a green color (colour) with RGB channel values of 4 red, 87 green, and 30 blue. The green channel is dominant by a ratio of 21.8:1 over the weakest channel. In HSL terms, the hue sits at 139 degrees with 91% saturation and 18% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #04571E is 56/255 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 95% cyan, 0% magenta, 66% yellow, and 66% key (black).
The WCAG contrast ratio of #04571E against white is 8.80:1 and against black is 2.39:1. 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 #58043D creates maximum visual tension when paired with #04571E. For more harmonious color combinations, use the analogous colours #135804 and #045848, 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 #04571E
- 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 #04571E?
- #04571E is Color #04571E, a green color (colour) with RGB(4, 87, 30), HSL(139, 91%, 18%), and CMYK(95%, 0%, 66%, 66%). Its perceived brightness is 56/255.
- Is #04571E accessible for text?
- Against white, #04571E has a contrast ratio of 8.80:1 (passes AA for normal text). Against black, it has 2.39:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #04571E?
- The complementary colour is #58043D (hue 319). For subtle color combinations, use analogous colours #135804 and #045848. The triadic palette adds #1F0458 and #581F04 for vibrant variety.
- How do I use #04571E in CSS?
- Use any format: color: #04571e; or rgb(4, 87, 30); or hsl(139, 91%, 18%). For CSS custom properties: --color-primary: 139 91% 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.