Color #219FBB Color / Colour Code #219FBB
This page shows the hex color code for color #219fbb (#219FBB). The colour is a cyan tone with 70% saturation and 43% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #219FBB against common backgrounds.
Complementary Colors
#219FBB paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 161, 191, and 221 degrees for harmonious combinations.
Triadic Palette
Three colors at 191, 311, and 71 degrees.
Color Palettes Using #219FBB
Five shades at lightness levels 15% through 85% while keeping hue at 191 and saturation at 70%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 191 to 236 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 191 with its complement at 11 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 #219FBB
Lightness variations at hue 191 and 70% saturation.
CSS Gradients with #219FBB
Design Use Cases for #219FBB
Vibrant Brand Color
#219FBB has a strong 70% 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 43% lightness, #219FBB 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
#219FBB is in the cyan spectrum (hue 191). 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 #219FBB (hue 191) to its complement at hue 11. For a subtler effect, try pairing with an analogous color at hue 221. Use CSS: background: linear-gradient(135deg, #219fbb, #ba3d21);
CSS Code for #219FBB
Similar Colors
Colors visually similar to #219FBB based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #219FBB across image editing and color design tools.
About Color #219FBB (#219FBB)
#219FBB is a cyan color (colour) with RGB channel values of 33 red, 159 green, and 187 blue. The blue channel is dominant by a ratio of 5.7:1 over the weakest channel. In HSL terms, the hue sits at 191 degrees with 70% saturation and 43% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #219FBB is 125/255 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 82% cyan, 15% magenta, 0% yellow, and 27% key (black).
The WCAG contrast ratio of #219FBB against white is 3.12:1 and against black is 6.74:1. 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 6.74:1.
The complementary colour #BA3D21 creates maximum visual tension when paired with #219FBB. For more harmonious color combinations, use the analogous colours #21BA8A and #2152BA, 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 #219FBB
- 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 #219FBB?
- #219FBB is Color #219FBB, a cyan color (colour) with RGB(33, 159, 187), HSL(191, 70%, 43%), and CMYK(82%, 15%, 0%, 27%). Its perceived brightness is 125/255.
- Is #219FBB accessible for text?
- Against white, #219FBB has a contrast ratio of 3.12:1 (fails AA for normal text). Against black, it has 6.74:1 (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 #219FBB?
- The complementary colour is #BA3D21 (hue 11). For subtle color combinations, use analogous colours #21BA8A and #2152BA. The triadic palette adds #BA219E and #9EBA21 for vibrant variety.
- How do I use #219FBB in CSS?
- Use any format: color: #219fbb; or rgb(33, 159, 187); or hsl(191, 70%, 43%). For CSS custom properties: --color-primary: 191 70% 43%; 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.