Color #45A19E Color / Colour Code #45A19E
This page shows the hex color code for color #45a19e (#45A19E). The colour is a cyan tone with 40% saturation and 45% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #45A19E against common backgrounds.
Complementary Colors
#45A19E paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 148, 178, and 208 degrees for harmonious combinations.
Triadic Palette
Three colors at 178, 298, and 58 degrees.
Color Palettes Using #45A19E
Five shades at lightness levels 15% through 85% while keeping hue at 178 and saturation at 40%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 178 to 223 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 178 with its complement at 358 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 #45A19E
Lightness variations at hue 178 and 40% saturation.
CSS Gradients with #45A19E
Design Use Cases for #45A19E
Balanced UI Color
At 40% saturation, #45A19E 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.
Primary Interface Color
At 45% lightness, #45A19E 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
#45A19E is in the cyan spectrum (hue 178). 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 #45A19E (hue 178) to its complement at hue 358. For a subtler effect, try pairing with an analogous color at hue 208. Use CSS: background: linear-gradient(135deg, #45a19e, #a14548);
CSS Code for #45A19E
Similar Colors
Colors visually similar to #45A19E based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #45A19E across image editing and color design tools.
About Color #45A19E (#45A19E)
#45A19E is a cyan color (colour) with RGB channel values of 69 red, 161 green, and 158 blue. The green channel is dominant by a ratio of 2.3:1 over the weakest channel. In HSL terms, the hue sits at 178 degrees with 40% saturation and 45% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #45A19E is 133/255 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 57% cyan, 0% magenta, 2% yellow, and 37% key (black).
The WCAG contrast ratio of #45A19E against white is 3.07:1 and against black is 6.84:1. 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 6.84:1.
The complementary colour #A14548 creates maximum visual tension when paired with #45A19E. For more harmonious color combinations, use the analogous colours #45A170 and #4576A1, 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 #45A19E
- 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 #45A19E?
- #45A19E is Color #45A19E, a cyan color (colour) with RGB(69, 161, 158), HSL(178, 40%, 45%), and CMYK(57%, 0%, 2%, 37%). Its perceived brightness is 133/255.
- Is #45A19E accessible for text?
- Against white, #45A19E has a contrast ratio of 3.07:1 (fails AA for normal text). Against black, it has 6.84:1 (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 #45A19E?
- The complementary colour is #A14548 (hue 358). For subtle color combinations, use analogous colours #45A170 and #4576A1. The triadic palette adds #9E45A1 and #A19E45 for vibrant variety.
- How do I use #45A19E in CSS?
- Use any format: color: #45a19e; or rgb(69, 161, 158); or hsl(178, 40%, 45%). For CSS custom properties: --color-primary: 178 40% 45%; 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.