Color #12BBBB Color / Colour Code #12BBBB
This page shows the hex color code for color #12bbbb (#12BBBB). The colour is a cyan tone with 82% saturation and 40% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #12BBBB against common backgrounds.
Complementary Colors
#12BBBB 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 #12BBBB
Five shades at lightness levels 15% through 85% while keeping hue at 180 and saturation at 82%. 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 #12BBBB
Lightness variations at hue 180 and 82% saturation.
CSS Gradients with #12BBBB
Design Use Cases for #12BBBB
Vibrant Brand Color
#12BBBB has a strong 82% saturation that makes it ideal for brand identity elements. Use it for logos, primary call-to-action buttons, hero section accents, and marketing materials where visual impact matters. This saturation level is eye-catching without being harsh.
Primary Interface Color
At 40% lightness, #12BBBB is in the mid-range, making it ideal for interactive elements like buttons, links, and selected states. This lightness level ensures good contrast against both light and dark adjacent elements in most layouts.
Clarity & Technology
#12BBBB 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 #12BBBB (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, #12bbbb, #ba1212);
CSS Code for #12BBBB
Similar Colors
Colors visually similar to #12BBBB based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #12BBBB across image editing and color design tools.
About Color #12BBBB (#12BBBB)
#12BBBB is a cyan color (colour) with RGB channel values of 18 red, 187 green, and 187 blue. The green channel is dominant by a ratio of 10.4:1 over the weakest channel. In HSL terms, the hue sits at 180 degrees with 82% saturation and 40% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #12BBBB is 136/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This is a medium-brightness color that can work with either dark or light text depending on font weight and size. For print production, the CMYK equivalent is 90% cyan, 0% magenta, 0% yellow, and 27% key (black).
The WCAG contrast ratio of #12BBBB against white is 2.37:1 and against black is 8.85:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 8.85:1, or use it exclusively for decorative purposes.
The complementary colour #BA1212 creates maximum visual tension when paired with #12BBBB. For more harmonious color combinations, use the analogous colours #12BA66 and #1266BA, 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 #12BBBB
- 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 #12BBBB?
- #12BBBB is Color #12BBBB, a cyan color (colour) with RGB(18, 187, 187), HSL(180, 82%, 40%), and CMYK(90%, 0%, 0%, 27%). Its perceived brightness is 136/255.
- Is #12BBBB accessible for text?
- Against white, #12BBBB has a contrast ratio of 2.37:1 (fails AA for normal text). Against black, it has 8.85:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #12BBBB?
- The complementary colour is #BA1212 (hue 0). For subtle color combinations, use analogous colours #12BA66 and #1266BA. The triadic palette adds #BA12BA and #BABA12 for vibrant variety.
- How do I use #12BBBB in CSS?
- Use any format: color: #12bbbb; or rgb(18, 187, 187); or hsl(180, 82%, 40%). For CSS custom properties: --color-primary: 180 82% 40%; 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.