Color #156B75 Color / Colour Code #156B75
This page shows the hex color code for color #156b75 (#156B75). The colour is a cyan tone with 70% saturation and 27% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #156B75 against common backgrounds.
Complementary Colors
#156B75 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 156, 186, and 216 degrees for harmonious combinations.
Triadic Palette
Three colors at 186, 306, and 66 degrees.
Color Palettes Using #156B75
Five shades at lightness levels 15% through 85% while keeping hue at 186 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 186 to 231 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 186 with its complement at 6 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 #156B75
Lightness variations at hue 186 and 70% saturation.
CSS Gradients with #156B75
Design Use Cases for #156B75
Vibrant Brand Color
#156B75 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.
Deep Accent & Text Color
#156B75 at 27% lightness is dark enough for readable body text on light backgrounds while retaining its cyan character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Clarity & Technology
#156B75 is in the cyan spectrum (hue 186). 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 #156B75 (hue 186) to its complement at hue 6. For a subtler effect, try pairing with an analogous color at hue 216. Use CSS: background: linear-gradient(135deg, #156b75, #751e15);
CSS Code for #156B75
Similar Colors
Colors visually similar to #156B75 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #156B75 across image editing and color design tools.
About Color #156B75 (#156B75)
#156B75 is a cyan color (colour) with RGB channel values of 21 red, 107 green, and 117 blue. The blue channel is dominant by a ratio of 5.6:1 over the weakest channel. In HSL terms, the hue sits at 186 degrees with 70% saturation and 27% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #156B75 is 82/255 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, 9% magenta, 0% yellow, and 54% key (black).
The WCAG contrast ratio of #156B75 against white is 6.19:1 and against black is 3.39:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 19% lightness.
The complementary colour #751E15 creates maximum visual tension when paired with #156B75. For more harmonious color combinations, use the analogous colours #15754E and #153B75, 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 #156B75
- 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 #156B75?
- #156B75 is Color #156B75, a cyan color (colour) with RGB(21, 107, 117), HSL(186, 70%, 27%), and CMYK(82%, 9%, 0%, 54%). Its perceived brightness is 82/255.
- Is #156B75 accessible for text?
- Against white, #156B75 has a contrast ratio of 6.19:1 (passes AA for normal text). Against black, it has 3.39:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #156B75?
- The complementary colour is #751E15 (hue 6). For subtle color combinations, use analogous colours #15754E and #153B75. The triadic palette adds #75156B and #6B7515 for vibrant variety.
- How do I use #156B75 in CSS?
- Use any format: color: #156b75; or rgb(21, 107, 117); or hsl(186, 70%, 27%). For CSS custom properties: --color-primary: 186 70% 27%; 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.