Color #041B18 Color / Colour Code #041B18
This page shows the hex color code for color #041b18 (#041B18). The colour is a cyan tone with 74% saturation and 6% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #041B18 against common backgrounds.
Complementary Colors
#041B18 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 142, 172, and 202 degrees for harmonious combinations.
Triadic Palette
Three colors at 172, 292, and 52 degrees.
Color Palettes Using #041B18
Five shades at lightness levels 15% through 85% while keeping hue at 172 and saturation at 74%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 172 to 217 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 172 with its complement at 352 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 #041B18
Lightness variations at hue 172 and 74% saturation.
CSS Gradients with #041B18
Design Use Cases for #041B18
Vibrant Brand Color
#041B18 has a strong 74% saturation that makes it ideal for brand identity elements. Use it for logos, primary call-to-action buttons, hero section accents, and marketing materials where visual impact matters. This saturation level is eye-catching without being harsh.
Dark Mode Background
At just 6% lightness, #041B18 works as a dark mode background or overlay color. Dark backgrounds reduce eye strain in low-light environments and make bright accent colors pop. Pair with light text (minimum 4.5:1 contrast ratio) for readability.
Clarity & Technology
#041B18 is in the cyan spectrum (hue 172). Cyan evokes technology, clarity, and innovation. It works well for tech product interfaces, data visualization accents, loading indicators, and futuristic design themes. Cyan provides a modern alternative to traditional blues.
Gradient Pairing
Create a gradient from #041B18 (hue 172) to its complement at hue 352. For a subtler effect, try pairing with an analogous color at hue 202. Use CSS: background: linear-gradient(135deg, #041b18, #1b0407);
CSS Code for #041B18
Similar Colors
Colors visually similar to #041B18 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #041B18 across image editing and color design tools.
About Color #041B18 (#041B18)
#041B18 is a cyan color (colour) with RGB channel values of 4 red, 27 green, and 24 blue. The green channel is dominant by a ratio of 6.8:1 over the weakest channel. In HSL terms, the hue sits at 172 degrees with 74% saturation and 6% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #041B18 is 20/255 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 85% cyan, 0% magenta, 11% yellow, and 89% key (black).
The WCAG contrast ratio of #041B18 against white is 17.87:1 and against black is 1.18:1. 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 #1B0407 creates maximum visual tension when paired with #041B18. For more harmonious color combinations, use the analogous colours #041B0C and #04121B, 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 #041B18
- 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 #041B18?
- #041B18 is Color #041B18, a cyan color (colour) with RGB(4, 27, 24), HSL(172, 74%, 6%), and CMYK(85%, 0%, 11%, 89%). Its perceived brightness is 20/255.
- Is #041B18 accessible for text?
- Against white, #041B18 has a contrast ratio of 17.87:1 (passes AA for normal text). Against black, it has 1.18:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #041B18?
- The complementary colour is #1B0407 (hue 352). For subtle color combinations, use analogous colours #041B0C and #04121B. The triadic palette adds #18041B and #1B1804 for vibrant variety.
- How do I use #041B18 in CSS?
- Use any format: color: #041b18; or rgb(4, 27, 24); or hsl(172, 74%, 6%). For CSS custom properties: --color-primary: 172 74% 6%; 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.