#156559 Color
#156559 is rgb(21, 101, 89) in RGB, hsl(171, 66%, 24%) in HSL, and about cmyk(79%, 0%, 12%, 60%) in CMYK. It has no registered color name of its own — the closest is Peacock (#005F5F), clearly related but distinguishable side by side at ΔE 7.62. White text is the more readable choice on this background.
#156559rgb(21, 101, 89)hsl(171, 66%, 24%)hsv(171, 79%, 40%)cmyk(79%, 0%, 12%, 60%)oklch(45.8% 0.076 180.1)lab(38.02% -26.61 -0.27)lch(38.02% 26.61 180.58)What #156559 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 #156559, 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.
#156559 Channel Values
How #156559 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 21 · G 101 · B 89 | 8-bit channels as sent to the display |
| HSL | H 171° · S 66% · L 24% | Easiest model for building lighter and darker variants |
| HSV | H 171° · S 79% · V 40% | Matches the picker in most design tools |
| CMYK | C 79% · M 0% · Y 12% · K 60% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 6.91:1 vs white · 3.04:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #156559 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 #156559 in the contrast checker.
Colors That Go With #156559
Pairings derived from color-wheel relationships. The complementary color sits opposite #156559; 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 #156559
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 #156559.
How #156559 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.
#156559#5D5D59#4A6059#54545A#435B5A#1C6464#196460#5A5A5AUsing #156559 in Code
Copy-ready declarations for the places this color usually ends up.
--color-156559: #156559;background-color: #156559;colors: { 'color-156559': '#156559' }Color(red: 0.082, green: 0.396, blue: 0.349)<color name="color_156559">#156559</color>fill="#156559"More Teal Colors
#156559 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#156559 Frequently Asked Questions
What color is #156559?
#156559 is a dark teal — rgb(21, 101, 89) in RGB and hsl(171, 66%, 24%) in HSL. It carries no registered color name of its own; the closest named color is Peacock (#005F5F), which is clearly related but distinguishable side by side at a CIE76 distance of 7.62.
What is the RGB value of #156559?
#156559 is rgb(21, 101, 89) — red 21, green 101, and blue 89 on the 0-255 scale.
What is the CMYK value of #156559?
#156559 converts to approximately cmyk(79%, 0%, 12%, 60%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #156559 be black or white?
White text is the more readable choice. #156559 scores 6.91:1 against white and 3.04:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #156559 as a CSS color keyword?
No. #156559 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 13.76, which is visibly different.
Open #156559 in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.