Color #6499DD Color / Colour Code #6499DD
This page shows the hex color code for color #6499dd (#6499DD). The colour is a blue tone with 64% saturation and 63% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #6499DD against common backgrounds.
Complementary Colors
#6499DD paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 184, 214, and 244 degrees for harmonious combinations.
Triadic Palette
Three colors at 214, 334, and 94 degrees.
Color Palettes Using #6499DD
Five shades at lightness levels 15% through 85% while keeping hue at 214 and saturation at 64%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 214 to 259 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 214 with its complement at 34 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 #6499DD
Lightness variations at hue 214 and 64% saturation.
CSS Gradients with #6499DD
Design Use Cases for #6499DD
Vibrant Brand Color
#6499DD has a strong 64% saturation that makes it ideal for brand identity elements. Use it for logos, primary call-to-action buttons, hero section accents, and marketing materials where visual impact matters. This saturation level is eye-catching without being harsh.
Soft Accent & Highlight
With 63% lightness, #6499DD has a softer, more approachable quality. It works well for hover states, subtle highlights, progress indicators, and secondary UI elements. This lightness range is particularly effective for tag backgrounds and status indicators.
Trust & Professional Identity
#6499DD sits in the blue range (hue 214). 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 #6499DD (hue 214) to its complement at hue 34. For a subtler effect, try pairing with an analogous color at hue 244. Use CSS: background: linear-gradient(135deg, #6499dd, #dda964);
CSS Code for #6499DD
Similar Colors
Colors visually similar to #6499DD based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #6499DD across image editing and color design tools.
About Color #6499DD (#6499DD)
#6499DD is a blue color (colour) with RGB channel values of 100 red, 153 green, and 221 blue. The blue channel is dominant by a ratio of 2.2:1 over the weakest channel. In HSL terms, the hue sits at 214 degrees with 64% saturation and 63% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #6499DD is 145/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This is a medium-brightness color that can work with either dark or light text depending on font weight and size. For print production, the CMYK equivalent is 55% cyan, 31% magenta, 0% yellow, and 13% key (black).
The WCAG contrast ratio of #6499DD against white is 2.94:1 and against black is 7.14:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 7.14:1, or use it exclusively for decorative purposes.
The complementary colour #DDA964 creates maximum visual tension when paired with #6499DD. For more harmonious color combinations, use the analogous colours #64D5DD and #6C64DD, 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 #6499DD
- 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 #6499DD?
- #6499DD is Color #6499DD, a blue color (colour) with RGB(100, 153, 221), HSL(214, 64%, 63%), and CMYK(55%, 31%, 0%, 13%). Its perceived brightness is 145/255.
- Is #6499DD accessible for text?
- Against white, #6499DD has a contrast ratio of 2.94:1 (fails AA for normal text). Against black, it has 7.14:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #6499DD?
- The complementary colour is #DDA964 (hue 34). For subtle color combinations, use analogous colours #64D5DD and #6C64DD. The triadic palette adds #DD6499 and #99DD64 for vibrant variety.
- How do I use #6499DD in CSS?
- Use any format: color: #6499dd; or rgb(100, 153, 221); or hsl(214, 64%, 63%). For CSS custom properties: --color-primary: 214 64% 63%; 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.