Color #375DBE Color / Colour Code #375DBE
This page shows the hex color code for color #375dbe (#375DBE). The colour is a blue tone with 55% saturation and 48% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #375DBE against common backgrounds.
Complementary Colors
#375DBE paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 193, 223, and 253 degrees for harmonious combinations.
Triadic Palette
Three colors at 223, 343, and 103 degrees.
Color Palettes Using #375DBE
Five shades at lightness levels 15% through 85% while keeping hue at 223 and saturation at 55%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 223 to 268 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 223 with its complement at 43 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 #375DBE
Lightness variations at hue 223 and 55% saturation.
CSS Gradients with #375DBE
Design Use Cases for #375DBE
Balanced UI Color
At 55% saturation, #375DBE 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 48% lightness, #375DBE 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
#375DBE sits in the blue range (hue 223). 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 #375DBE (hue 223) to its complement at hue 43. For a subtler effect, try pairing with an analogous color at hue 253. Use CSS: background: linear-gradient(135deg, #375dbe, #be9837);
CSS Code for #375DBE
Similar Colors
Colors visually similar to #375DBE based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #375DBE across image editing and color design tools.
About Color #375DBE (#375DBE)
#375DBE is a blue color (colour) with RGB channel values of 55 red, 93 green, and 190 blue. The blue channel is dominant by a ratio of 3.5:1 over the weakest channel. In HSL terms, the hue sits at 223 degrees with 55% saturation and 48% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #375DBE is 93/255 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 71% cyan, 51% magenta, 0% yellow, and 25% key (black).
The WCAG contrast ratio of #375DBE against white is 6.05:1 and against black is 3.47:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 34% lightness.
The complementary colour #BE9837 creates maximum visual tension when paired with #375DBE. For more harmonious color combinations, use the analogous colours #37A1BE and #5437BE, 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 #375DBE
- 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 #375DBE?
- #375DBE is Color #375DBE, a blue color (colour) with RGB(55, 93, 190), HSL(223, 55%, 48%), and CMYK(71%, 51%, 0%, 25%). Its perceived brightness is 93/255.
- Is #375DBE accessible for text?
- Against white, #375DBE has a contrast ratio of 6.05:1 (passes AA for normal text). Against black, it has 3.47:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #375DBE?
- The complementary colour is #BE9837 (hue 43). For subtle color combinations, use analogous colours #37A1BE and #5437BE. The triadic palette adds #BE375D and #5DBE37 for vibrant variety.
- How do I use #375DBE in CSS?
- Use any format: color: #375dbe; or rgb(55, 93, 190); or hsl(223, 55%, 48%). For CSS custom properties: --color-primary: 223 55% 48%; 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.