Color #181E44 Color / Colour Code #181E44
This page shows the hex color code for color #181e44 (#181E44). The colour is a blue tone with 48% saturation and 18% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #181E44 against common backgrounds.
Complementary Colors
#181E44 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 202, 232, and 262 degrees for harmonious combinations.
Triadic Palette
Three colors at 232, 352, and 112 degrees.
Color Palettes Using #181E44
Five shades at lightness levels 15% through 85% while keeping hue at 232 and saturation at 48%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 232 to 277 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 232 with its complement at 52 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 #181E44
Lightness variations at hue 232 and 48% saturation.
CSS Gradients with #181E44
Design Use Cases for #181E44
Balanced UI Color
At 48% saturation, #181E44 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.
Deep Accent & Text Color
#181E44 at 18% lightness is dark enough for readable body text on light backgrounds while retaining its blue character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Trust & Professional Identity
#181E44 sits in the blue range (hue 232). 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 #181E44 (hue 232) to its complement at hue 52. For a subtler effect, try pairing with an analogous color at hue 262. Use CSS: background: linear-gradient(135deg, #181e44, #443e18);
CSS Code for #181E44
Similar Colors
Colors visually similar to #181E44 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #181E44 across image editing and color design tools.
About Color #181E44 (#181E44)
#181E44 is a blue color (colour) with RGB channel values of 24 red, 30 green, and 68 blue. The blue channel is dominant by a ratio of 2.8:1 over the weakest channel. In HSL terms, the hue sits at 232 degrees with 48% saturation and 18% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #181E44 is 33/255 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 65% cyan, 56% magenta, 0% yellow, and 73% key (black).
The WCAG contrast ratio of #181E44 against white is 16.05:1 and against black is 1.31:1. 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 #443E18 creates maximum visual tension when paired with #181E44. For more harmonious color combinations, use the analogous colours #183444 and #281844, 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 #181E44
- 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 #181E44?
- #181E44 is Color #181E44, a blue color (colour) with RGB(24, 30, 68), HSL(232, 48%, 18%), and CMYK(65%, 56%, 0%, 73%). Its perceived brightness is 33/255.
- Is #181E44 accessible for text?
- Against white, #181E44 has a contrast ratio of 16.05:1 (passes AA for normal text). Against black, it has 1.31:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #181E44?
- The complementary colour is #443E18 (hue 52). For subtle color combinations, use analogous colours #183444 and #281844. The triadic palette adds #44181E and #1E4418 for vibrant variety.
- How do I use #181E44 in CSS?
- Use any format: color: #181e44; or rgb(24, 30, 68); or hsl(232, 48%, 18%). For CSS custom properties: --color-primary: 232 48% 18%; 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.