#006366 Color
#006366 is rgb(0, 99, 102) in RGB, hsl(182, 100%, 20%) in HSL, and about cmyk(100%, 3%, 0%, 60%) in CMYK. It has no registered color name of its own — the closest is Peacock (#005F5F), very hard to tell apart at ΔE 2.5. White text is the more readable choice on this background.
#006366rgb(0, 99, 102)hsl(182, 100%, 20%)hsv(182, 100%, 40%)cmyk(100%, 3%, 0%, 60%)oklch(45.4% 0.077 198.4)lab(37.39% -24.51 -9.18)lch(37.39% 26.17 200.53)What #006366 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 #006366, 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.
#006366 Channel Values
How #006366 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 0 · G 99 · B 102 | 8-bit channels as sent to the display |
| HSL | H 182° · S 100% · L 20% | Easiest model for building lighter and darker variants |
| HSV | H 182° · S 100% · V 40% | Matches the picker in most design tools |
| CMYK | C 100% · M 3% · Y 0% · K 60% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.06:1 vs white · 2.98:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #006366 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 #006366 in the contrast checker.
Colors That Go With #006366
Pairings derived from color-wheel relationships. The complementary color sits opposite #006366; 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 #006366
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 #006366.
How #006366 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.
#006366#5B5B66#465E66#525267#3F5967#006363#006364#595959Using #006366 in Code
Copy-ready declarations for the places this color usually ends up.
--color-006366: #006366;background-color: #006366;colors: { 'color-006366': '#006366' }Color(red: 0.000, green: 0.388, blue: 0.400)<color name="color_006366">#006366</color>fill="#006366"More Teal Colors
#006366 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#006366 Frequently Asked Questions
What color is #006366?
#006366 is a dark teal — rgb(0, 99, 102) in RGB and hsl(182, 100%, 20%) 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 2.5.
What is the RGB value of #006366?
#006366 is rgb(0, 99, 102) — red 0, green 99, and blue 102 on the 0-255 scale.
What is the CMYK value of #006366?
#006366 converts to approximately cmyk(100%, 3%, 0%, 60%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #006366 be black or white?
White text is the more readable choice. #006366 scores 7.06:1 against white and 2.98:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #006366 as a CSS color keyword?
No. #006366 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 12.12, which is visibly different.
Open #006366 in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.