Color #677BEE Color / Colour Code #677BEE
This page shows the hex color code for color #677bee (#677BEE). The colour is a blue tone with 80% saturation and 67% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #677BEE against common backgrounds.
Complementary Colors
#677BEE paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 201, 231, and 261 degrees for harmonious combinations.
Triadic Palette
Three colors at 231, 351, and 111 degrees.
Color Palettes Using #677BEE
Five shades at lightness levels 15% through 85% while keeping hue at 231 and saturation at 80%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 231 to 276 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 231 with its complement at 51 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 #677BEE
Lightness variations at hue 231 and 80% saturation.
CSS Gradients with #677BEE
Design Use Cases for #677BEE
Vibrant Brand Color
#677BEE has a strong 80% 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 67% lightness, #677BEE 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
#677BEE sits in the blue range (hue 231). 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 #677BEE (hue 231) to its complement at hue 51. For a subtler effect, try pairing with an analogous color at hue 261. Use CSS: background: linear-gradient(135deg, #677bee, #eeda68);
CSS Code for #677BEE
Similar Colors
Colors visually similar to #677BEE based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #677BEE across image editing and color design tools.
About Color #677BEE (#677BEE)
#677BEE is a blue color (colour) with RGB channel values of 103 red, 123 green, and 238 blue. The blue channel is dominant by a ratio of 2.3:1 over the weakest channel. In HSL terms, the hue sits at 231 degrees with 80% saturation and 67% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #677BEE is 130/255 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 57% cyan, 48% magenta, 0% yellow, and 7% key (black).
The WCAG contrast ratio of #677BEE against white is 3.72:1 and against black is 5.64:1. 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 5.64:1.
The complementary colour #EEDA68 creates maximum visual tension when paired with #677BEE. For more harmonious color combinations, use the analogous colours #68BFEE and #9768EE, 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 #677BEE
- 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 #677BEE?
- #677BEE is Color #677BEE, a blue color (colour) with RGB(103, 123, 238), HSL(231, 80%, 67%), and CMYK(57%, 48%, 0%, 7%). Its perceived brightness is 130/255.
- Is #677BEE accessible for text?
- Against white, #677BEE has a contrast ratio of 3.72:1 (fails AA for normal text). Against black, it has 5.64:1 (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 #677BEE?
- The complementary colour is #EEDA68 (hue 51). For subtle color combinations, use analogous colours #68BFEE and #9768EE. The triadic palette adds #EE687C and #7CEE68 for vibrant variety.
- How do I use #677BEE in CSS?
- Use any format: color: #677bee; or rgb(103, 123, 238); or hsl(231, 80%, 67%). For CSS custom properties: --color-primary: 231 80% 67%; 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.