Color #04584C Color / Colour Code #04584C
This page shows the hex color code for color #04584c (#04584C). The colour is a cyan 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 #04584C against common backgrounds.
Complementary Colors
#04584C paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 141, 171, and 201 degrees for harmonious combinations.
Triadic Palette
Three colors at 171, 291, and 51 degrees.
Color Palettes Using #04584C
Five shades at lightness levels 15% through 85% while keeping hue at 171 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 171 to 216 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 171 with its complement at 351 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 #04584C
Lightness variations at hue 171 and 91% saturation.
CSS Gradients with #04584C
Design Use Cases for #04584C
High-Impact Accent
With 91% saturation, #04584C 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
#04584C at 18% lightness is dark enough for readable body text on light backgrounds while retaining its cyan character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Clarity & Technology
#04584C is in the cyan spectrum (hue 171). Cyan evokes technology, clarity, and innovation. It works well for tech product interfaces, data visualization accents, loading indicators, and futuristic design themes. Cyan provides a modern alternative to traditional blues.
Gradient Pairing
Create a gradient from #04584C (hue 171) to its complement at hue 351. For a subtler effect, try pairing with an analogous color at hue 201. Use CSS: background: linear-gradient(135deg, #04584c, #580411);
CSS Code for #04584C
Similar Colors
Colors visually similar to #04584C based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #04584C across image editing and color design tools.
About Color #04584C (#04584C)
#04584C is a cyan color (colour) with RGB channel values of 4 red, 88 green, and 76 blue. The green channel is dominant by a ratio of 22.0:1 over the weakest channel. In HSL terms, the hue sits at 171 degrees with 91% saturation and 18% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #04584C is 62/255 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, 14% yellow, and 65% key (black).
The WCAG contrast ratio of #04584C against white is 8.38:1 and against black is 2.51:1. 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 #580411 creates maximum visual tension when paired with #04584C. For more harmonious color combinations, use the analogous colours #045821 and #043A58, 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 #04584C
- 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 #04584C?
- #04584C is Color #04584C, a cyan color (colour) with RGB(4, 88, 76), HSL(171, 91%, 18%), and CMYK(95%, 0%, 14%, 65%). Its perceived brightness is 62/255.
- Is #04584C accessible for text?
- Against white, #04584C has a contrast ratio of 8.38:1 (passes AA for normal text). Against black, it has 2.51:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #04584C?
- The complementary colour is #580411 (hue 351). For subtle color combinations, use analogous colours #045821 and #043A58. The triadic palette adds #4B0458 and #584B04 for vibrant variety.
- How do I use #04584C in CSS?
- Use any format: color: #04584c; or rgb(4, 88, 76); or hsl(171, 91%, 18%). For CSS custom properties: --color-primary: 171 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.