Color #284D4F Color / Colour Code #284D4F
This page shows the hex color code for color #284d4f (#284D4F). The colour is a cyan tone with 33% saturation and 23% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #284D4F against common backgrounds.
Complementary Colors
#284D4F paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 153, 183, and 213 degrees for harmonious combinations.
Triadic Palette
Three colors at 183, 303, and 63 degrees.
Color Palettes Using #284D4F
Five shades at lightness levels 15% through 85% while keeping hue at 183 and saturation at 33%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 183 to 228 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 183 with its complement at 3 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 #284D4F
Lightness variations at hue 183 and 33% saturation.
CSS Gradients with #284D4F
Design Use Cases for #284D4F
Balanced UI Color
At 33% saturation, #284D4F strikes a balance between vibrancy and restraint. This makes it versatile for primary UI elements like navigation bars, card headers, and form accents. It draws attention without overwhelming adjacent content.
Deep Accent & Text Color
#284D4F at 23% 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
#284D4F is in the cyan spectrum (hue 183). 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 #284D4F (hue 183) to its complement at hue 3. For a subtler effect, try pairing with an analogous color at hue 213. Use CSS: background: linear-gradient(135deg, #284d4f, #4e2927);
CSS Code for #284D4F
Similar Colors
Colors visually similar to #284D4F based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #284D4F across image editing and color design tools.
About Color #284D4F (#284D4F)
#284D4F is a cyan color (colour) with RGB channel values of 40 red, 77 green, and 79 blue. The blue channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 183 degrees with 33% saturation and 23% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #284D4F is 66/255 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 49% cyan, 3% magenta, 0% yellow, and 69% key (black).
The WCAG contrast ratio of #284D4F against white is 9.27:1 and against black is 2.26:1. 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 #4E2927 creates maximum visual tension when paired with #284D4F. For more harmonious color combinations, use the analogous colours #274E3D and #27394E, 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 #284D4F
- 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 #284D4F?
- #284D4F is Color #284D4F, a cyan color (colour) with RGB(40, 77, 79), HSL(183, 33%, 23%), and CMYK(49%, 3%, 0%, 69%). Its perceived brightness is 66/255.
- Is #284D4F accessible for text?
- Against white, #284D4F has a contrast ratio of 9.27:1 (passes AA for normal text). Against black, it has 2.26:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #284D4F?
- The complementary colour is #4E2927 (hue 3). For subtle color combinations, use analogous colours #274E3D and #27394E. The triadic palette adds #4E274C and #4C4E27 for vibrant variety.
- How do I use #284D4F in CSS?
- Use any format: color: #284d4f; or rgb(40, 77, 79); or hsl(183, 33%, 23%). For CSS custom properties: --color-primary: 183 33% 23%; 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.