#15979E Color
#15979E is rgb(21, 151, 158) in RGB, hsl(183, 77%, 35%) in HSL, and about cmyk(87%, 4%, 0%, 38%) in CMYK. It has no registered color name of its own — the closest is Viridian Green (#009698), very hard to tell apart at ΔE 3.31. Black text is the more readable choice on this background.
#15979Ergb(21, 151, 158)hsl(183, 77%, 35%)hsv(183, 87%, 62%)cmyk(87%, 4%, 0%, 38%)oklch(61.7% 0.101 200.9)lab(56.51% -31.43 -13.53)lch(56.51% 34.22 203.29)What #15979E 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 #15979E, 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.
#15979E Channel Values
How #15979E 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 151 · B 158 | 8-bit channels as sent to the display |
| HSL | H 183° · S 77% · L 35% | Easiest model for building lighter and darker variants |
| HSV | H 183° · S 87% · V 62% | Matches the picker in most design tools |
| CMYK | C 87% · M 4% · Y 0% · K 38% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 3.53:1 vs white · 5.95:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #15979E 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 #15979E in the contrast checker.
Colors That Go With #15979E
Pairings derived from color-wheel relationships. The complementary color sits opposite #15979E; 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 #15979E
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 #15979E.
How #15979E 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.
#15979E#8B8B9E#6F909E#7E7EA0#64899F#0B9898#10989A#888888Using #15979E in Code
Copy-ready declarations for the places this color usually ends up.
--color-15979e: #15979E;background-color: #15979E;colors: { 'color-15979e': '#15979E' }Color(red: 0.082, green: 0.592, blue: 0.620)<color name="color_15979e">#15979E</color>fill="#15979E"More Teal Colors
#15979E sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#15979E Frequently Asked Questions
What color is #15979E?
#15979E is a dark teal — rgb(21, 151, 158) in RGB and hsl(183, 77%, 35%) in HSL. It carries no registered color name of its own; the closest named color is Viridian Green (#009698), which is very hard to tell apart at a CIE76 distance of 3.31.
What is the RGB value of #15979E?
#15979E is rgb(21, 151, 158) — red 21, green 151, and blue 158 on the 0-255 scale.
What is the CMYK value of #15979E?
#15979E converts to approximately cmyk(87%, 4%, 0%, 38%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #15979E be black or white?
Black text is the more readable choice. #15979E scores 3.53:1 against white and 5.95:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #15979E as a CSS color keyword?
No. #15979E 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 6.15, which is clearly related but distinguishable side by side.
Open #15979E in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.