Color #138673 Color / Colour Code #138673
This page shows the hex color code for color #138673 (#138673). The colour is a cyan tone with 75% saturation and 30% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #138673 against common backgrounds.
Complementary Colors
#138673 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 140, 170, and 200 degrees for harmonious combinations.
Triadic Palette
Three colors at 170, 290, and 50 degrees.
Color Palettes Using #138673
Five shades at lightness levels 15% through 85% while keeping hue at 170 and saturation at 75%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 170 to 215 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 170 with its complement at 350 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 #138673
Lightness variations at hue 170 and 75% saturation.
CSS Gradients with #138673
Design Use Cases for #138673
Vibrant Brand Color
#138673 has a strong 75% 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 30% lightness, #138673 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
#138673 is in the cyan spectrum (hue 170). 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 #138673 (hue 170) to its complement at hue 350. For a subtler effect, try pairing with an analogous color at hue 200. Use CSS: background: linear-gradient(135deg, #138673, #861326);
CSS Code for #138673
Similar Colors
Colors visually similar to #138673 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #138673 across image editing and color design tools.
About Color #138673 (#138673)
#138673 is a cyan color (colour) with RGB channel values of 19 red, 134 green, and 115 blue. The green channel is dominant by a ratio of 7.1:1 over the weakest channel. In HSL terms, the hue sits at 170 degrees with 75% saturation and 30% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #138673 is 97/255 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 86% cyan, 0% magenta, 14% yellow, and 47% key (black).
The WCAG contrast ratio of #138673 against white is 4.48:1 and against black is 4.69:1. 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 4.69:1.
The complementary colour #861326 creates maximum visual tension when paired with #138673. For more harmonious color combinations, use the analogous colours #138639 and #136086, 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 #138673
- 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 #138673?
- #138673 is Color #138673, a cyan color (colour) with RGB(19, 134, 115), HSL(170, 75%, 30%), and CMYK(86%, 0%, 14%, 47%). Its perceived brightness is 97/255.
- Is #138673 accessible for text?
- Against white, #138673 has a contrast ratio of 4.48:1 (fails AA for normal text). Against black, it has 4.69:1 (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 #138673?
- The complementary colour is #861326 (hue 350). For subtle color combinations, use analogous colours #138639 and #136086. The triadic palette adds #731386 and #867313 for vibrant variety.
- How do I use #138673 in CSS?
- Use any format: color: #138673; or rgb(19, 134, 115); or hsl(170, 75%, 30%). For CSS custom properties: --color-primary: 170 75% 30%; 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.