Color #018813 Color / Colour Code #018813
This page shows the hex color code for color #018813 (#018813). The colour is a green tone with 99% saturation and 27% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #018813 against common backgrounds.
Complementary Colors
#018813 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 98, 128, and 158 degrees for harmonious combinations.
Triadic Palette
Three colors at 128, 248, and 8 degrees.
Color Palettes Using #018813
Five shades at lightness levels 15% through 85% while keeping hue at 128 and saturation at 99%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 128 to 173 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 128 with its complement at 308 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 #018813
Lightness variations at hue 128 and 99% saturation.
CSS Gradients with #018813
Design Use Cases for #018813
High-Impact Accent
With 99% saturation, #018813 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.
Deep Accent & Text Color
#018813 at 27% lightness is dark enough for readable body text on light backgrounds while retaining its green character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Success & Growth Indicators
#018813 falls in the green range (hue 128). Green universally represents success, growth, and safety. Use it for confirmation messages, positive chart data, eco-friendly badges, and health metrics. In financial dashboards, green indicates gains and positive performance.
Gradient Pairing
Create a gradient from #018813 (hue 128) to its complement at hue 308. For a subtler effect, try pairing with an analogous color at hue 158. Use CSS: background: linear-gradient(135deg, #018813, #890177);
CSS Code for #018813
Similar Colors
Colors visually similar to #018813 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #018813 across image editing and color design tools.
About Color #018813 (#018813)
#018813 is a green color (colour) with RGB channel values of 1 red, 136 green, and 19 blue. The green channel is dominant by a ratio of 136.0:1 over the weakest channel. In HSL terms, the hue sits at 128 degrees with 99% saturation and 27% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #018813 is 82/255 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 99% cyan, 0% magenta, 86% yellow, and 47% key (black).
The WCAG contrast ratio of #018813 against white is 4.63:1 and against black is 4.53:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 19% lightness.
The complementary colour #890177 creates maximum visual tension when paired with #018813. For more harmonious color combinations, use the analogous colours #338901 and #018957, 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 #018813
- 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 #018813?
- #018813 is Color #018813, a green color (colour) with RGB(1, 136, 19), HSL(128, 99%, 27%), and CMYK(99%, 0%, 86%, 47%). Its perceived brightness is 82/255.
- Is #018813 accessible for text?
- Against white, #018813 has a contrast ratio of 4.63:1 (passes AA for normal text). Against black, it has 4.53:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #018813?
- The complementary colour is #890177 (hue 308). For subtle color combinations, use analogous colours #338901 and #018957. The triadic palette adds #130189 and #891301 for vibrant variety.
- How do I use #018813 in CSS?
- Use any format: color: #018813; or rgb(1, 136, 19); or hsl(128, 99%, 27%). For CSS custom properties: --color-primary: 128 99% 27%; 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.