#105C59 Color
#105C59 is rgb(16, 92, 89) in RGB, hsl(178, 70%, 21%) in HSL, and about cmyk(83%, 0%, 3%, 64%) in CMYK. It has no registered color name of its own — the closest is Peacock (#005F5F), very hard to tell apart at ΔE 2.81. White text is the more readable choice on this background.
#105C59rgb(16, 92, 89)hsl(178, 70%, 21%)hsv(178, 83%, 36%)cmyk(83%, 0%, 3%, 64%)oklch(43.1% 0.069 190.8)lab(34.79% -23.27 -5.00)lch(34.79% 23.80 192.12)What #105C59 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 #105C59, 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.
#105C59 Channel Values
How #105C59 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 16 · G 92 · B 89 | 8-bit channels as sent to the display |
| HSL | H 178° · S 70% · L 21% | Easiest model for building lighter and darker variants |
| HSV | H 178° · S 83% · V 36% | Matches the picker in most design tools |
| CMYK | C 83% · M 0% · Y 3% · K 64% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.79:1 vs white · 2.7:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #105C59 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 #105C59 in the contrast checker.
Colors That Go With #105C59
Pairings derived from color-wheel relationships. The complementary color sits opposite #105C59; 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 #105C59
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 #105C59.
How #105C59 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.
#105C59#545459#435859#4D4D5A#3D535A#125C5C#115C5B#525252Using #105C59 in Code
Copy-ready declarations for the places this color usually ends up.
--color-105c59: #105C59;background-color: #105C59;colors: { 'color-105c59': '#105C59' }Color(red: 0.063, green: 0.361, blue: 0.349)<color name="color_105c59">#105C59</color>fill="#105C59"More Teal Colors
#105C59 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#105C59 Frequently Asked Questions
What color is #105C59?
#105C59 is a dark teal — rgb(16, 92, 89) in RGB and hsl(178, 70%, 21%) in HSL. It carries no registered color name of its own; the closest named color is Peacock (#005F5F), which is very hard to tell apart at a CIE76 distance of 2.81.
What is the RGB value of #105C59?
#105C59 is rgb(16, 92, 89) — red 16, green 92, and blue 89 on the 0-255 scale.
What is the CMYK value of #105C59?
#105C59 converts to approximately cmyk(83%, 0%, 3%, 64%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #105C59 be black or white?
White text is the more readable choice. #105C59 scores 7.79:1 against white and 2.7:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #105C59 as a CSS color keyword?
No. #105C59 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 11.65, which is visibly different.
Open #105C59 in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.