#178497 Color
#178497 is rgb(23, 132, 151) in RGB, hsl(189, 74%, 34%) in HSL, and about cmyk(85%, 13%, 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 3.55. Black text is the more readable choice on this background.
#178497rgb(23, 132, 151)hsl(189, 74%, 34%)hsv(189, 85%, 59%)cmyk(85%, 13%, 0%, 41%)oklch(56.5% 0.094 213.2)lab(50.23% -24.63 -18.98)lch(50.23% 31.09 217.61)What #178497 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 #178497, 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.
#178497 Channel Values
How #178497 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 132 · B 151 | 8-bit channels as sent to the display |
| HSL | H 189° · S 74% · L 34% | Easiest model for building lighter and darker variants |
| HSV | H 189° · S 85% · V 59% | Matches the picker in most design tools |
| CMYK | C 85% · M 13% · Y 0% · K 41% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 4.39:1 vs white · 4.78:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #178497 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 #178497 in the contrast checker.
Colors That Go With #178497
Pairings derived from color-wheel relationships. The complementary color sits opposite #178497; 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 #178497
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 #178497.
How #178497 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.
#178497#797997#617E97#6E6E98#587898#008787#08868D#787878Using #178497 in Code
Copy-ready declarations for the places this color usually ends up.
--color-178497: #178497;background-color: #178497;colors: { 'color-178497': '#178497' }Color(red: 0.090, green: 0.518, blue: 0.592)<color name="color_178497">#178497</color>fill="#178497"More Teal Colors
#178497 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#178497 Frequently Asked Questions
What color is #178497?
#178497 is a dark teal — rgb(23, 132, 151) in RGB and hsl(189, 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 3.55.
What is the RGB value of #178497?
#178497 is rgb(23, 132, 151) — red 23, green 132, and blue 151 on the 0-255 scale.
What is the CMYK value of #178497?
#178497 converts to approximately cmyk(85%, 13%, 0%, 41%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #178497 be black or white?
Black text is the more readable choice. #178497 scores 4.39:1 against white and 4.78:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #178497 as a CSS color keyword?
No. #178497 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 11.76, which is visibly different.
Open #178497 in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.