#178197 Color
#178197 is rgb(23, 129, 151) in RGB, hsl(190, 74%, 34%) in HSL, and about cmyk(85%, 15%, 0%, 41%) in CMYK. It has no registered color name of its own — the closest is Zircon Blue (#00849D), very hard to tell apart at ΔE 2.54. Black text is the more readable choice on this background.
#178197rgb(23, 129, 151)hsl(190, 74%, 34%)hsv(190, 85%, 59%)cmyk(85%, 15%, 0%, 41%)oklch(55.8% 0.094 216.3)lab(49.26% -23.23 -20.45)lch(49.26% 30.95 221.35)What #178197 Is Called
Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #178197, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.
Browse the full index of named colors A-Z or every teal in the library.
#178197 Channel Values
How #178197 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.
| Model | Channels | Notes |
|---|---|---|
| RGB | R 23 · G 129 · B 151 | 8-bit channels as sent to the display |
| HSL | H 190° · S 74% · L 34% | Easiest model for building lighter and darker variants |
| HSV | H 190° · S 85% · V 59% | Matches the picker in most design tools |
| CMYK | C 85% · M 15% · Y 0% · K 41% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 4.54:1 vs white · 4.62:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #178197 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.
Need a specific ratio against another background? Open #178197 in the contrast checker.
Colors That Go With #178197
Pairings derived from color-wheel relationships. The complementary color sits opposite #178197; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #178197
Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #178197.
How #178197 Looks with Color Vision Deficiency
Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.
#178197#777797#5F7B97#6C6C98#567598#008484#06838C#767676Using #178197 in Code
Copy-ready declarations for the places this color usually ends up.
--color-178197: #178197;background-color: #178197;colors: { 'color-178197': '#178197' }Color(red: 0.090, green: 0.506, blue: 0.592)<color name="color_178197">#178197</color>fill="#178197"More Teal Colors
#178197 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#178197 Frequently Asked Questions
What color is #178197?
#178197 is a dark teal — rgb(23, 129, 151) in RGB and hsl(190, 74%, 34%) in HSL. It carries no registered color name of its own; the closest named color is Zircon Blue (#00849D), which is very hard to tell apart at a CIE76 distance of 2.54.
What is the RGB value of #178197?
#178197 is rgb(23, 129, 151) — red 23, green 129, and blue 151 on the 0-255 scale.
What is the CMYK value of #178197?
#178197 converts to approximately cmyk(85%, 15%, 0%, 41%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #178197 be black or white?
Black text is the more readable choice. #178197 scores 4.54:1 against white and 4.62:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #178197 as a CSS color keyword?
No. #178197 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is teal (#008080) at a CIE76 distance of 13.58, which is visibly different.
Open #178197 in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.