Color #152D2D Color / Colour Code #152D2D
This page shows the hex color code for color #152d2d (#152D2D). The colour is a cyan tone with 36% saturation and 13% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #152D2D against common backgrounds.
Complementary Colors
#152D2D paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 150, 180, and 210 degrees for harmonious combinations.
Triadic Palette
Three colors at 180, 300, and 60 degrees.
Color Palettes Using #152D2D
Five shades at lightness levels 15% through 85% while keeping hue at 180 and saturation at 36%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 180 to 225 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 180 with its complement at 0 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 #152D2D
Lightness variations at hue 180 and 36% saturation.
CSS Gradients with #152D2D
Design Use Cases for #152D2D
Balanced UI Color
At 36% saturation, #152D2D 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 13% lightness, #152D2D 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
#152D2D is in the cyan spectrum (hue 180). 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 #152D2D (hue 180) to its complement at hue 0. For a subtler effect, try pairing with an analogous color at hue 210. Use CSS: background: linear-gradient(135deg, #152d2d, #2d1515);
CSS Code for #152D2D
Similar Colors
Colors visually similar to #152D2D based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #152D2D across image editing and color design tools.
About Color #152D2D (#152D2D)
#152D2D is a cyan color (colour) with RGB channel values of 21 red, 45 green, and 45 blue. The green channel is dominant by a ratio of 2.1:1 over the weakest channel. In HSL terms, the hue sits at 180 degrees with 36% saturation and 13% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #152D2D is 38/255 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 53% cyan, 0% magenta, 0% yellow, and 82% key (black).
The WCAG contrast ratio of #152D2D against white is 14.53:1 and against black is 1.45:1. 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 #2D1515 creates maximum visual tension when paired with #152D2D. For more harmonious color combinations, use the analogous colours #152D21 and #15212D, 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 #152D2D
- 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 #152D2D?
- #152D2D is Color #152D2D, a cyan color (colour) with RGB(21, 45, 45), HSL(180, 36%, 13%), and CMYK(53%, 0%, 0%, 82%). Its perceived brightness is 38/255.
- Is #152D2D accessible for text?
- Against white, #152D2D has a contrast ratio of 14.53:1 (passes AA for normal text). Against black, it has 1.45:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #152D2D?
- The complementary colour is #2D1515 (hue 0). For subtle color combinations, use analogous colours #152D21 and #15212D. The triadic palette adds #2D152D and #2D2D15 for vibrant variety.
- How do I use #152D2D in CSS?
- Use any format: color: #152d2d; or rgb(21, 45, 45); or hsl(180, 36%, 13%). For CSS custom properties: --color-primary: 180 36% 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.