Color #0B99BC Color / Colour Code #0B99BC
This page shows the hex color code for color #0b99bc (#0B99BC). The colour is a cyan tone with 89% saturation and 39% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #0B99BC against common backgrounds.
Complementary Colors
#0B99BC paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 162, 192, and 222 degrees for harmonious combinations.
Triadic Palette
Three colors at 192, 312, and 72 degrees.
Color Palettes Using #0B99BC
Five shades at lightness levels 15% through 85% while keeping hue at 192 and saturation at 89%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 192 to 237 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 192 with its complement at 12 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 #0B99BC
Lightness variations at hue 192 and 89% saturation.
CSS Gradients with #0B99BC
Design Use Cases for #0B99BC
High-Impact Accent
With 89% saturation, #0B99BC 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.
Primary Interface Color
At 39% lightness, #0B99BC 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
#0B99BC is in the cyan spectrum (hue 192). 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 #0B99BC (hue 192) to its complement at hue 12. For a subtler effect, try pairing with an analogous color at hue 222. Use CSS: background: linear-gradient(135deg, #0b99bc, #bc2e0b);
CSS Code for #0B99BC
Similar Colors
Colors visually similar to #0B99BC based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #0B99BC across image editing and color design tools.
About Color #0B99BC (#0B99BC)
#0B99BC is a cyan color (colour) with RGB channel values of 11 red, 153 green, and 188 blue. The blue channel is dominant by a ratio of 17.1:1 over the weakest channel. In HSL terms, the hue sits at 192 degrees with 89% saturation and 39% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #0B99BC is 115/255 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 94% cyan, 19% magenta, 0% yellow, and 26% key (black).
The WCAG contrast ratio of #0B99BC against white is 3.33:1 and against black is 6.30:1. This only passes AA for large text (18pt+) on white. For normal body text on white, darken the color or use it on a dark background where it achieves 6.30:1.
The complementary colour #BC2E0B creates maximum visual tension when paired with #0B99BC. For more harmonious color combinations, use the analogous colours #0BBC87 and #0B40BC, 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 #0B99BC
- 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 #0B99BC?
- #0B99BC is Color #0B99BC, a cyan color (colour) with RGB(11, 153, 188), HSL(192, 89%, 39%), and CMYK(94%, 19%, 0%, 26%). Its perceived brightness is 115/255.
- Is #0B99BC accessible for text?
- Against white, #0B99BC has a contrast ratio of 3.33:1 (fails AA for normal text). Against black, it has 6.30:1 (passes AA). It passes AA for large text (18pt+) on white. Use the contrast checker tool for custom background pairings.
- What colours pair well with #0B99BC?
- The complementary colour is #BC2E0B (hue 12). For subtle color combinations, use analogous colours #0BBC87 and #0B40BC. The triadic palette adds #BC0B99 and #99BC0B for vibrant variety.
- How do I use #0B99BC in CSS?
- Use any format: color: #0b99bc; or rgb(11, 153, 188); or hsl(192, 89%, 39%). For CSS custom properties: --color-primary: 192 89% 39%; 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.