Color #040B95 Color / Colour Code #040B95
This page shows the hex color code for color #040b95 (#040B95). The colour is a blue tone with 95% saturation and 30% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #040B95 against common backgrounds.
Complementary Colors
#040B95 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 207, 237, and 267 degrees for harmonious combinations.
Triadic Palette
Three colors at 237, 357, and 117 degrees.
Color Palettes Using #040B95
Five shades at lightness levels 15% through 85% while keeping hue at 237 and saturation at 95%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 237 to 282 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 237 with its complement at 57 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 #040B95
Lightness variations at hue 237 and 95% saturation.
CSS Gradients with #040B95
Design Use Cases for #040B95
High-Impact Accent
With 95% saturation, #040B95 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.
Primary Interface Color
At 30% lightness, #040B95 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
#040B95 sits in the blue range (hue 237). 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 #040B95 (hue 237) to its complement at hue 57. For a subtler effect, try pairing with an analogous color at hue 267. Use CSS: background: linear-gradient(135deg, #040b95, #958e04);
CSS Code for #040B95
Similar Colors
Colors visually similar to #040B95 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #040B95 across image editing and color design tools.
About Color #040B95 (#040B95)
#040B95 is a blue color (colour) with RGB channel values of 4 red, 11 green, and 149 blue. The blue channel is dominant by a ratio of 37.3:1 over the weakest channel. In HSL terms, the hue sits at 237 degrees with 95% saturation and 30% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #040B95 is 25/255 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 97% cyan, 93% magenta, 0% yellow, and 42% key (black).
The WCAG contrast ratio of #040B95 against white is 14.12:1 and against black is 1.49:1. This exceeds the AAA requirement (7:1) for normal text on white, making it excellent for body text and small UI labels on light backgrounds.
The complementary colour #958E04 creates maximum visual tension when paired with #040B95. For more harmonious color combinations, use the analogous colours #045495 and #450495, 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 #040B95
- 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 #040B95?
- #040B95 is Color #040B95, a blue color (colour) with RGB(4, 11, 149), HSL(237, 95%, 30%), and CMYK(97%, 93%, 0%, 42%). Its perceived brightness is 25/255.
- Is #040B95 accessible for text?
- Against white, #040B95 has a contrast ratio of 14.12:1 (passes AA for normal text). Against black, it has 1.49:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #040B95?
- The complementary colour is #958E04 (hue 57). For subtle color combinations, use analogous colours #045495 and #450495. The triadic palette adds #95040B and #0B9504 for vibrant variety.
- How do I use #040B95 in CSS?
- Use any format: color: #040b95; or rgb(4, 11, 149); or hsl(237, 95%, 30%). For CSS custom properties: --color-primary: 237 95% 30%; 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.