Color #317FB0 Color / Colour Code #317FB0
This page shows the hex color code for color #317fb0 (#317FB0). The colour is a blue tone with 56% saturation and 44% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #317FB0 against common backgrounds.
Complementary Colors
#317FB0 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 173, 203, and 233 degrees for harmonious combinations.
Triadic Palette
Three colors at 203, 323, and 83 degrees.
Color Palettes Using #317FB0
Five shades at lightness levels 15% through 85% while keeping hue at 203 and saturation at 56%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 203 to 248 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 203 with its complement at 23 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 #317FB0
Lightness variations at hue 203 and 56% saturation.
CSS Gradients with #317FB0
Design Use Cases for #317FB0
Balanced UI Color
At 56% saturation, #317FB0 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.
Primary Interface Color
At 44% lightness, #317FB0 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
#317FB0 sits in the blue range (hue 203). 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 #317FB0 (hue 203) to its complement at hue 23. For a subtler effect, try pairing with an analogous color at hue 233. Use CSS: background: linear-gradient(135deg, #317fb0, #af6231);
CSS Code for #317FB0
Similar Colors
Colors visually similar to #317FB0 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #317FB0 across image editing and color design tools.
About Color #317FB0 (#317FB0)
#317FB0 is a blue color (colour) with RGB channel values of 49 red, 127 green, and 176 blue. The blue channel is dominant by a ratio of 3.6:1 over the weakest channel. In HSL terms, the hue sits at 203 degrees with 56% saturation and 44% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #317FB0 is 109/255 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 72% cyan, 28% magenta, 0% yellow, and 31% key (black).
The WCAG contrast ratio of #317FB0 against white is 4.38:1 and against black is 4.79:1. 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 4.79:1.
The complementary colour #AF6231 creates maximum visual tension when paired with #317FB0. For more harmonious color combinations, use the analogous colours #31AFA0 and #3140AF, 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 #317FB0
- 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 #317FB0?
- #317FB0 is Color #317FB0, a blue color (colour) with RGB(49, 127, 176), HSL(203, 56%, 44%), and CMYK(72%, 28%, 0%, 31%). Its perceived brightness is 109/255.
- Is #317FB0 accessible for text?
- Against white, #317FB0 has a contrast ratio of 4.38:1 (fails AA for normal text). Against black, it has 4.79:1 (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 #317FB0?
- The complementary colour is #AF6231 (hue 23). For subtle color combinations, use analogous colours #31AFA0 and #3140AF. The triadic palette adds #AF317F and #7FAF31 for vibrant variety.
- How do I use #317FB0 in CSS?
- Use any format: color: #317fb0; or rgb(49, 127, 176); or hsl(203, 56%, 44%). For CSS custom properties: --color-primary: 203 56% 44%; 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.