Color #02400D Color / Colour Code #02400D
This page shows the hex color code for color #02400d (#02400D). The colour is a green tone with 94% saturation and 13% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #02400D against common backgrounds.
Complementary Colors
#02400D paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 101, 131, and 161 degrees for harmonious combinations.
Triadic Palette
Three colors at 131, 251, and 11 degrees.
Color Palettes Using #02400D
Five shades at lightness levels 15% through 85% while keeping hue at 131 and saturation at 94%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 131 to 176 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 131 with its complement at 311 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 #02400D
Lightness variations at hue 131 and 94% saturation.
CSS Gradients with #02400D
Design Use Cases for #02400D
High-Impact Accent
With 94% saturation, #02400D 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.
Dark Mode Background
At just 13% lightness, #02400D 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.
Success & Growth Indicators
#02400D falls in the green range (hue 131). 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 #02400D (hue 131) to its complement at hue 311. For a subtler effect, try pairing with an analogous color at hue 161. Use CSS: background: linear-gradient(135deg, #02400d, #400235);
CSS Code for #02400D
Similar Colors
Colors visually similar to #02400D based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #02400D across image editing and color design tools.
About Color #02400D (#02400D)
#02400D is a green color (colour) with RGB channel values of 2 red, 64 green, and 13 blue. The green channel is dominant by a ratio of 32.0:1 over the weakest channel. In HSL terms, the hue sits at 131 degrees with 94% saturation and 13% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #02400D 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 97% cyan, 0% magenta, 80% yellow, and 75% key (black).
The WCAG contrast ratio of #02400D against white is 12.06:1 and against black is 1.74:1. 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 #400235 creates maximum visual tension when paired with #02400D. For more harmonious color combinations, use the analogous colours #164002 and #02402D, 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 #02400D
- 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 #02400D?
- #02400D is Color #02400D, a green color (colour) with RGB(2, 64, 13), HSL(131, 94%, 13%), and CMYK(97%, 0%, 80%, 75%). Its perceived brightness is 40/255.
- Is #02400D accessible for text?
- Against white, #02400D has a contrast ratio of 12.06:1 (passes AA for normal text). Against black, it has 1.74:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #02400D?
- The complementary colour is #400235 (hue 311). For subtle color combinations, use analogous colours #164002 and #02402D. The triadic palette adds #0D0240 and #400D02 for vibrant variety.
- How do I use #02400D in CSS?
- Use any format: color: #02400d; or rgb(2, 64, 13); or hsl(131, 94%, 13%). For CSS custom properties: --color-primary: 131 94% 13%; 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.