Color #1D3635 Color / Colour Code #1D3635
This page shows the hex color code for color #1d3635 (#1D3635). The colour is a cyan tone with 30% saturation and 16% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #1D3635 against common backgrounds.
Complementary Colors
#1D3635 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 148, 178, and 208 degrees for harmonious combinations.
Triadic Palette
Three colors at 178, 298, and 58 degrees.
Color Palettes Using #1D3635
Five shades at lightness levels 15% through 85% while keeping hue at 178 and saturation at 30%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 178 to 223 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 178 with its complement at 358 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 #1D3635
Lightness variations at hue 178 and 30% saturation.
CSS Gradients with #1D3635
Design Use Cases for #1D3635
Balanced UI Color
At 30% saturation, #1D3635 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
#1D3635 at 16% lightness is dark enough for readable body text on light backgrounds while retaining its cyan character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Clarity & Technology
#1D3635 is in the cyan spectrum (hue 178). 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 #1D3635 (hue 178) to its complement at hue 358. For a subtler effect, try pairing with an analogous color at hue 208. Use CSS: background: linear-gradient(135deg, #1d3635, #351d1d);
CSS Code for #1D3635
Similar Colors
Colors visually similar to #1D3635 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #1D3635 across image editing and color design tools.
About Color #1D3635 (#1D3635)
#1D3635 is a cyan color (colour) with RGB channel values of 29 red, 54 green, and 53 blue. The green channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 178 degrees with 30% saturation and 16% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #1D3635 is 46/255 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 46% cyan, 0% magenta, 2% yellow, and 79% key (black).
The WCAG contrast ratio of #1D3635 against white is 12.87:1 and against black is 1.63:1. 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 #351D1D creates maximum visual tension when paired with #1D3635. For more harmonious color combinations, use the analogous colours #1D3528 and #1D2A35, 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 #1D3635
- 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 #1D3635?
- #1D3635 is Color #1D3635, a cyan color (colour) with RGB(29, 54, 53), HSL(178, 30%, 16%), and CMYK(46%, 0%, 2%, 79%). Its perceived brightness is 46/255.
- Is #1D3635 accessible for text?
- Against white, #1D3635 has a contrast ratio of 12.87:1 (passes AA for normal text). Against black, it has 1.63:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #1D3635?
- The complementary colour is #351D1D (hue 358). For subtle color combinations, use analogous colours #1D3528 and #1D2A35. The triadic palette adds #341D35 and #35341D for vibrant variety.
- How do I use #1D3635 in CSS?
- Use any format: color: #1d3635; or rgb(29, 54, 53); or hsl(178, 30%, 16%). For CSS custom properties: --color-primary: 178 30% 16%; 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.