Color #545A64 Color / Colour Code #545A64
This page shows the hex color code for color #545a64 (#545A64). The colour is a blue tone with 9% saturation and 36% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #545A64 against common backgrounds.
Complementary Colors
#545A64 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 188, 218, and 248 degrees for harmonious combinations.
Triadic Palette
Three colors at 218, 338, and 98 degrees.
Color Palettes Using #545A64
Five shades at lightness levels 15% through 85% while keeping hue at 218 and saturation at 9%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 218 to 263 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 218 with its complement at 38 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 #545A64
Lightness variations at hue 218 and 9% saturation.
CSS Gradients with #545A64
Design Use Cases for #545A64
Neutral Foundation Color
#545A64 has almost no saturation (9%), making it an excellent neutral. Use it for page backgrounds, card surfaces, divider lines, and any element that should recede visually. Neutrals like this form the foundation of every professional design system.
Primary Interface Color
At 36% lightness, #545A64 is in the mid-range, making it ideal for interactive elements like buttons, links, and selected states. This lightness level ensures good contrast against both light and dark adjacent elements in most layouts.
Trust & Professional Identity
#545A64 sits in the blue range (hue 218). Blue is the world's most popular color for corporate identities because it conveys trust, stability, and competence. Use it for navigation bars, link text, form focus states, and any element where user confidence matters. Financial, healthcare, and technology brands rely heavily on this hue range.
Gradient Pairing
Create a gradient from #545A64 (hue 218) to its complement at hue 38. For a subtler effect, try pairing with an analogous color at hue 248. Use CSS: background: linear-gradient(135deg, #545a64, #645e54);
CSS Code for #545A64
Similar Colors
Colors visually similar to #545A64 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #545A64 across image editing and color design tools.
About Color #545A64 (#545A64)
#545A64 is a blue color (colour) with RGB channel values of 84 red, 90 green, and 100 blue. The blue channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 218 degrees with 9% saturation and 36% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #545A64 is 89/255 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 16% cyan, 10% magenta, 0% yellow, and 61% key (black).
The WCAG contrast ratio of #545A64 against white is 6.95:1 and against black is 3.02:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 25% lightness.
The complementary colour #645E54 creates maximum visual tension when paired with #545A64. For more harmonious color combinations, use the analogous colours #546264 and #565464, 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 #545A64
- 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 #545A64?
- #545A64 is Color #545A64, a blue color (colour) with RGB(84, 90, 100), HSL(218, 9%, 36%), and CMYK(16%, 10%, 0%, 61%). Its perceived brightness is 89/255.
- Is #545A64 accessible for text?
- Against white, #545A64 has a contrast ratio of 6.95:1 (passes AA for normal text). Against black, it has 3.02:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #545A64?
- The complementary colour is #645E54 (hue 38). For subtle color combinations, use analogous colours #546264 and #565464. The triadic palette adds #64545A and #5A6454 for vibrant variety.
- How do I use #545A64 in CSS?
- Use any format: color: #545a64; or rgb(84, 90, 100); or hsl(218, 9%, 36%). For CSS custom properties: --color-primary: 218 9% 36%; 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.