Color #182D35 Color / Colour Code #182D35
This page shows the hex color code for color #182d35 (#182D35). The colour is a blue tone with 38% saturation and 15% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #182D35 against common backgrounds.
Complementary Colors
#182D35 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 167, 197, and 227 degrees for harmonious combinations.
Triadic Palette
Three colors at 197, 317, and 77 degrees.
Color Palettes Using #182D35
Five shades at lightness levels 15% through 85% while keeping hue at 197 and saturation at 38%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 197 to 242 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 197 with its complement at 17 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 #182D35
Lightness variations at hue 197 and 38% saturation.
CSS Gradients with #182D35
Design Use Cases for #182D35
Balanced UI Color
At 38% saturation, #182D35 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
#182D35 at 15% 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
#182D35 sits in the blue range (hue 197). 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 #182D35 (hue 197) to its complement at hue 17. For a subtler effect, try pairing with an analogous color at hue 227. Use CSS: background: linear-gradient(135deg, #182d35, #352018);
CSS Code for #182D35
Similar Colors
Colors visually similar to #182D35 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #182D35 across image editing and color design tools.
About Color #182D35 (#182D35)
#182D35 is a blue color (colour) with RGB channel values of 24 red, 45 green, and 53 blue. The blue channel is dominant by a ratio of 2.2:1 over the weakest channel. In HSL terms, the hue sits at 197 degrees with 38% saturation and 15% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #182D35 is 40/255 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 55% cyan, 15% magenta, 0% yellow, and 79% key (black).
The WCAG contrast ratio of #182D35 against white is 14.33:1 and against black is 1.47:1. 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 #352018 creates maximum visual tension when paired with #182D35. For more harmonious color combinations, use the analogous colours #18352E and #181E35, 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 #182D35
- 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 #182D35?
- #182D35 is Color #182D35, a blue color (colour) with RGB(24, 45, 53), HSL(197, 38%, 15%), and CMYK(55%, 15%, 0%, 79%). Its perceived brightness is 40/255.
- Is #182D35 accessible for text?
- Against white, #182D35 has a contrast ratio of 14.33:1 (passes AA for normal text). Against black, it has 1.47:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #182D35?
- The complementary colour is #352018 (hue 17). For subtle color combinations, use analogous colours #18352E and #181E35. The triadic palette adds #35182D and #2D3518 for vibrant variety.
- How do I use #182D35 in CSS?
- Use any format: color: #182d35; or rgb(24, 45, 53); or hsl(197, 38%, 15%). For CSS custom properties: --color-primary: 197 38% 15%; 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.