#15A8A5 Color
#15A8A5 is rgb(21, 168, 165) in RGB, hsl(179, 78%, 37%) in HSL, and about cmyk(87%, 0%, 2%, 34%) in CMYK. It has no registered color name of its own — the closest is Light Sea Green (#20B2AA), very hard to tell apart at ΔE 4.54. Black text is the more readable choice on this background.
#15A8A5rgb(21, 168, 165)hsl(179, 78%, 37%)hsv(179, 87%, 66%)cmyk(87%, 0%, 2%, 34%)oklch(66.3% 0.111 192.5)lab(62.10% -36.81 -9.16)lch(62.10% 37.94 193.98)What #15A8A5 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 #15A8A5, 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.
#15A8A5 Channel Values
How #15A8A5 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 168 · B 165 | 8-bit channels as sent to the display |
| HSL | H 179° · S 78% · L 37% | Easiest model for building lighter and darker variants |
| HSV | H 179° · S 87% · V 66% | Matches the picker in most design tools |
| CMYK | C 87% · M 0% · Y 2% · K 34% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 2.93:1 vs white · 7.18:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #15A8A5 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 #15A8A5 in the contrast checker.
Colors That Go With #15A8A5
Pairings derived from color-wheel relationships. The complementary color sits opposite #15A8A5; 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 #15A8A5
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 #15A8A5.
How #15A8A5 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.
#15A8A5#9B9BA5#7BA0A5#8D8DA7#7098A6#19A8A8#17A8A7#979797Using #15A8A5 in Code
Copy-ready declarations for the places this color usually ends up.
--color-15a8a5: #15A8A5;background-color: #15A8A5;colors: { 'color-15a8a5': '#15A8A5' }Color(red: 0.082, green: 0.659, blue: 0.647)<color name="color_15a8a5">#15A8A5</color>fill="#15A8A5"More Teal Colors
#15A8A5 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#15A8A5 Frequently Asked Questions
What color is #15A8A5?
#15A8A5 is a dark teal — rgb(21, 168, 165) in RGB and hsl(179, 78%, 37%) in HSL. It carries no registered color name of its own; the closest named color is Light Sea Green (#20B2AA), which is very hard to tell apart at a CIE76 distance of 4.54.
What is the RGB value of #15A8A5?
#15A8A5 is rgb(21, 168, 165) — red 21, green 168, and blue 165 on the 0-255 scale.
What is the CMYK value of #15A8A5?
#15A8A5 converts to approximately cmyk(87%, 0%, 2%, 34%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #15A8A5 be black or white?
Black text is the more readable choice. #15A8A5 scores 2.93:1 against white and 7.18:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #15A8A5 as a CSS color keyword?
No. #15A8A5 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 lightseagreen (#20B2AA) at a CIE76 distance of 4.54, which is very hard to tell apart.
Open #15A8A5 in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.