#23666C Color
#23666C is rgb(35, 102, 108) in RGB, hsl(185, 51%, 28%) in HSL, and about cmyk(68%, 6%, 0%, 58%) in CMYK. It has no registered color name of its own — the closest is Petrol (#005F6A), very hard to tell apart at ΔE 4.93. White text is the more readable choice on this background.
#23666Crgb(35, 102, 108)hsl(185, 51%, 28%)hsv(185, 68%, 42%)cmyk(68%, 6%, 0%, 58%)oklch(47.1% 0.067 203.5)lab(39.26% -20.14 -9.97)lch(39.26% 22.47 206.35)What #23666C 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 #23666C, 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.
#23666C Channel Values
How #23666C 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 35 · G 102 · B 108 | 8-bit channels as sent to the display |
| HSL | H 185° · S 51% · L 28% | Easiest model for building lighter and darker variants |
| HSV | H 185° · S 68% · V 42% | Matches the picker in most design tools |
| CMYK | C 68% · M 6% · Y 0% · K 58% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 6.59:1 vs white · 3.19:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #23666C 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 #23666C in the contrast checker.
Colors That Go With #23666C
Pairings derived from color-wheel relationships. The complementary color sits opposite #23666C; 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 #23666C
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 #23666C.
How #23666C 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.
#23666C#5E5E6C#4D626C#57576D#475D6D#206767#216669#5D5D5DUsing #23666C in Code
Copy-ready declarations for the places this color usually ends up.
--color-23666c: #23666C;background-color: #23666C;colors: { 'color-23666c': '#23666C' }Color(red: 0.137, green: 0.400, blue: 0.424)<color name="color_23666c">#23666C</color>fill="#23666C"More Teal Colors
#23666C sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#23666C Frequently Asked Questions
What color is #23666C?
#23666C is a dark teal — rgb(35, 102, 108) in RGB and hsl(185, 51%, 28%) in HSL. It carries no registered color name of its own; the closest named color is Petrol (#005F6A), which is very hard to tell apart at a CIE76 distance of 4.93.
What is the RGB value of #23666C?
#23666C is rgb(35, 102, 108) — red 35, green 102, and blue 108 on the 0-255 scale.
What is the CMYK value of #23666C?
#23666C converts to approximately cmyk(68%, 6%, 0%, 58%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #23666C be black or white?
White text is the more readable choice. #23666C scores 6.59:1 against white and 3.19:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #23666C as a CSS color keyword?
No. #23666C 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 darkslategray (#2F4F4F) at a CIE76 distance of 12.82, which is visibly different.
Open #23666C in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.