#129180 Color
#129180 is rgb(18, 145, 128) in RGB, hsl(172, 78%, 32%) in HSL, and about cmyk(88%, 0%, 12%, 43%) in CMYK. It has no registered color name of its own — the closest is Illuminating Emerald (#319177), clearly related but distinguishable side by side at ΔE 6.17. Black text is the more readable choice on this background.
#129180rgb(18, 145, 128)hsl(172, 78%, 32%)hsv(172, 88%, 57%)cmyk(88%, 0%, 12%, 43%)oklch(59% 0.103 180.4)lab(53.75% -36.26 -0.52)lch(53.75% 36.26 180.82)What #129180 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 #129180, 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.
#129180 Channel Values
How #129180 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 18 · G 145 · B 128 | 8-bit channels as sent to the display |
| HSL | H 172° · S 78% · L 32% | Easiest model for building lighter and darker variants |
| HSV | H 172° · S 88% · V 57% | Matches the picker in most design tools |
| CMYK | C 88% · M 0% · Y 12% · K 43% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 3.9:1 vs white · 5.39:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #129180 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 #129180 in the contrast checker.
Colors That Go With #129180
Pairings derived from color-wheel relationships. The complementary color sits opposite #129180; 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 #129180
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 #129180.
How #129180 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.
#129180#858580#6A8A80#797982#608381#208F8F#1B9089#818181Using #129180 in Code
Copy-ready declarations for the places this color usually ends up.
--color-129180: #129180;background-color: #129180;colors: { 'color-129180': '#129180' }Color(red: 0.071, green: 0.569, blue: 0.502)<color name="color_129180">#129180</color>fill="#129180"More Teal Colors
#129180 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#129180 Frequently Asked Questions
What color is #129180?
#129180 is a dark teal — rgb(18, 145, 128) in RGB and hsl(172, 78%, 32%) in HSL. It carries no registered color name of its own; the closest named color is Illuminating Emerald (#319177), which is clearly related but distinguishable side by side at a CIE76 distance of 6.17.
What is the RGB value of #129180?
#129180 is rgb(18, 145, 128) — red 18, green 145, and blue 128 on the 0-255 scale.
What is the CMYK value of #129180?
#129180 converts to approximately cmyk(88%, 0%, 12%, 43%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #129180 be black or white?
Black text is the more readable choice. #129180 scores 3.9:1 against white and 5.39:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #129180 as a CSS color keyword?
No. #129180 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 darkcyan (#008B8B) at a CIE76 distance of 10.03, which is visibly different.
Open #129180 in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.