Color #604FBF Color / Colour Code #604FBF
This page shows the hex color code for color #604fbf (#604FBF). The colour is a blue tone with 47% saturation and 53% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #604FBF against common backgrounds.
Complementary Colors
#604FBF paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 219, 249, and 279 degrees for harmonious combinations.
Triadic Palette
Three colors at 249, 9, and 129 degrees.
Color Palettes Using #604FBF
Five shades at lightness levels 15% through 85% while keeping hue at 249 and saturation at 47%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 249 to 294 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 249 with its complement at 69 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 #604FBF
Lightness variations at hue 249 and 47% saturation.
CSS Gradients with #604FBF
Design Use Cases for #604FBF
Balanced UI Color
At 47% saturation, #604FBF 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.
Soft Accent & Highlight
With 53% lightness, #604FBF 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
#604FBF sits in the blue range (hue 249). 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 #604FBF (hue 249) to its complement at hue 69. For a subtler effect, try pairing with an analogous color at hue 279. Use CSS: background: linear-gradient(135deg, #604fbf, #afbf4f);
CSS Code for #604FBF
Similar Colors
Colors visually similar to #604FBF based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #604FBF across image editing and color design tools.
About Color #604FBF (#604FBF)
#604FBF is a blue color (colour) with RGB channel values of 96 red, 79 green, and 191 blue. The blue channel is dominant by a ratio of 2.4:1 over the weakest channel. In HSL terms, the hue sits at 249 degrees with 47% saturation and 53% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #604FBF is 97/255 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 50% cyan, 59% magenta, 0% yellow, and 25% key (black).
The WCAG contrast ratio of #604FBF against white is 6.24:1 and against black is 3.37:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 37% lightness.
The complementary colour #AFBF4F creates maximum visual tension when paired with #604FBF. For more harmonious color combinations, use the analogous colours #4F76BF and #984FBF, 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 #604FBF
- 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 #604FBF?
- #604FBF is Color #604FBF, a blue color (colour) with RGB(96, 79, 191), HSL(249, 47%, 53%), and CMYK(50%, 59%, 0%, 25%). Its perceived brightness is 97/255.
- Is #604FBF accessible for text?
- Against white, #604FBF has a contrast ratio of 6.24:1 (passes AA for normal text). Against black, it has 3.37:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #604FBF?
- The complementary colour is #AFBF4F (hue 69). For subtle color combinations, use analogous colours #4F76BF and #984FBF. The triadic palette adds #BF604F and #4FBF60 for vibrant variety.
- How do I use #604FBF in CSS?
- Use any format: color: #604fbf; or rgb(96, 79, 191); or hsl(249, 47%, 53%). For CSS custom properties: --color-primary: 249 47% 53%; 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.