Color #15331E Color / Colour Code #15331E
This page shows the hex color code for color #15331e (#15331E). The colour is a green tone with 42% saturation and 14% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #15331E against common backgrounds.
Complementary Colors
#15331E paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 108, 138, and 168 degrees for harmonious combinations.
Triadic Palette
Three colors at 138, 258, and 18 degrees.
Color Palettes Using #15331E
Five shades at lightness levels 15% through 85% while keeping hue at 138 and saturation at 42%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 138 to 183 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 138 with its complement at 318 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 #15331E
Lightness variations at hue 138 and 42% saturation.
CSS Gradients with #15331E
Design Use Cases for #15331E
Balanced UI Color
At 42% saturation, #15331E 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.
Dark Mode Background
At just 14% lightness, #15331E 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
#15331E falls in the green range (hue 138). 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 #15331E (hue 138) to its complement at hue 318. For a subtler effect, try pairing with an analogous color at hue 168. Use CSS: background: linear-gradient(135deg, #15331e, #33152a);
CSS Code for #15331E
Similar Colors
Colors visually similar to #15331E based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #15331E across image editing and color design tools.
About Color #15331E (#15331E)
#15331E is a green color (colour) with RGB channel values of 21 red, 51 green, and 30 blue. The green channel is dominant by a ratio of 2.4:1 over the weakest channel. In HSL terms, the hue sits at 138 degrees with 42% saturation and 14% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #15331E 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 59% cyan, 0% magenta, 41% yellow, and 80% key (black).
The WCAG contrast ratio of #15331E against white is 13.78:1 and against black is 1.52:1. 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 #33152A creates maximum visual tension when paired with #15331E. For more harmonious color combinations, use the analogous colours #1B3315 and #15332D, 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 #15331E
- 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 #15331E?
- #15331E is Color #15331E, a green color (colour) with RGB(21, 51, 30), HSL(138, 42%, 14%), and CMYK(59%, 0%, 41%, 80%). Its perceived brightness is 40/255.
- Is #15331E accessible for text?
- Against white, #15331E has a contrast ratio of 13.78:1 (passes AA for normal text). Against black, it has 1.52:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #15331E?
- The complementary colour is #33152A (hue 318). For subtle color combinations, use analogous colours #1B3315 and #15332D. The triadic palette adds #1E1533 and #331E15 for vibrant variety.
- How do I use #15331E in CSS?
- Use any format: color: #15331e; or rgb(21, 51, 30); or hsl(138, 42%, 14%). For CSS custom properties: --color-primary: 138 42% 14%; 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.