Color #6683FF Color / Colour Code #6683FF
This page shows the hex color code for color #6683ff (#6683FF). The colour is a blue tone with 100% saturation and 70% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #6683FF against common backgrounds.
Complementary Colors
#6683FF paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 199, 229, and 259 degrees for harmonious combinations.
Triadic Palette
Three colors at 229, 349, and 109 degrees.
Color Palettes Using #6683FF
Five shades at lightness levels 15% through 85% while keeping hue at 229 and saturation at 100%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 229 to 274 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 229 with its complement at 49 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 #6683FF
Lightness variations at hue 229 and 100% saturation.
CSS Gradients with #6683FF
Design Use Cases for #6683FF
High-Impact Accent
With 100% saturation, #6683FF 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.
Light Background Tint
#6683FF at 70% lightness creates a gentle tinted background. Use it for section backgrounds, alert banners, or card surfaces that need to stand out from a white page without strong contrast. It adds color personality while keeping the design light and open.
Trust & Professional Identity
#6683FF sits in the blue range (hue 229). 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 #6683FF (hue 229) to its complement at hue 49. For a subtler effect, try pairing with an analogous color at hue 259. Use CSS: background: linear-gradient(135deg, #6683ff, #ffe366);
CSS Code for #6683FF
Similar Colors
Colors visually similar to #6683FF based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #6683FF across image editing and color design tools.
About Color #6683FF (#6683FF)
#6683FF is a blue color (colour) with RGB channel values of 102 red, 131 green, and 255 blue. The blue channel is dominant by a ratio of 2.5:1 over the weakest channel. In HSL terms, the hue sits at 229 degrees with 100% saturation and 70% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #6683FF is 136/255 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 60% cyan, 49% magenta, 0% yellow, and 0% key (black).
The WCAG contrast ratio of #6683FF against white is 3.36:1 and against black is 6.26:1. This only passes AA for large text (18pt+) on white. For normal body text on white, darken the color or use it on a dark background where it achieves 6.26:1.
The complementary colour #FFE366 creates maximum visual tension when paired with #6683FF. For more harmonious color combinations, use the analogous colours #66CFFF and #9666FF, 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 #6683FF
- 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 #6683FF?
- #6683FF is Color #6683FF, a blue color (colour) with RGB(102, 131, 255), HSL(229, 100%, 70%), and CMYK(60%, 49%, 0%, 0%). Its perceived brightness is 136/255.
- Is #6683FF accessible for text?
- Against white, #6683FF has a contrast ratio of 3.36:1 (fails AA for normal text). Against black, it has 6.26:1 (passes AA). It passes AA for large text (18pt+) on white. Use the contrast checker tool for custom background pairings.
- What colours pair well with #6683FF?
- The complementary colour is #FFE366 (hue 49). For subtle color combinations, use analogous colours #66CFFF and #9666FF. The triadic palette adds #FF6682 and #82FF66 for vibrant variety.
- How do I use #6683FF in CSS?
- Use any format: color: #6683ff; or rgb(102, 131, 255); or hsl(229, 100%, 70%). For CSS custom properties: --color-primary: 229 100% 70%; 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.