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#51BBEC Color

#51BBEC is rgb(81, 187, 236) in RGB, hsl(199, 80%, 62%) in HSL, and about cmyk(66%, 21%, 0%, 7%) in CMYK. It has no registered color name of its own — the closest is Picton Blue (#45B1E8), very hard to tell apart at ΔE 4.97. Black text is the more readable choice on this background.

#51BBEC
HEX#51BBEC
RGBrgb(81, 187, 236)
HSLhsl(199, 80%, 62%)
HSVhsv(199, 66%, 93%)
CMYKcmyk(66%, 21%, 0%, 7%)
OKLCHoklch(75% 0.12 231.5)
LABlab(71.24% -20.30 -34.14)
LCHlch(71.24% 39.72 239.26)

What #51BBEC 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 #51BBEC, 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.

#51BBEC Channel Values

How #51BBEC breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 81 · G 187 · B 2368-bit channels as sent to the display
HSLH 199° · S 80% · L 62%Easiest model for building lighter and darker variants
HSVH 199° · S 66% · V 93%Matches the picker in most design tools
CMYKC 66% · M 21% · Y 0% · K 7%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.17:1 vs white · 9.67:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #51BBEC 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.

Fails AAWhite text2.17:1AA normal AA large AAA normal
TextBlack text9.67:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #51BBEC in the contrast checker.

Colors That Go With #51BBEC

Pairings derived from color-wheel relationships. The complementary color sits opposite #51BBEC; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #51BBEC

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.

Tints

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #51BBEC.

How #51BBEC 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.

Typical#51BBEC
Protanopia#AFAFEC
Protanomaly#92B4EC
Deuteranopia#A2A2ED
Deuteranomaly#89ACED
Tritanopia#37C2C2
Tritanomaly#43BFD4
Achromatopsia#B0B0B0

Test a full palette in the color blindness simulator.

Using #51BBEC in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-51bbec: #51BBEC;
CSS backgroundbackground-color: #51BBEC;
Tailwind configcolors: { 'color-51bbec': '#51BBEC' }
SwiftUIColor(red: 0.318, green: 0.733, blue: 0.925)
Android XML<color name="color_51bbec">#51BBEC</color>
SVG fillfill="#51BBEC"

More Teal Colors

#51BBEC sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.

#51BBEC Frequently Asked Questions

What color is #51BBEC?

#51BBEC is a light teal — rgb(81, 187, 236) in RGB and hsl(199, 80%, 62%) in HSL. It carries no registered color name of its own; the closest named color is Picton Blue (#45B1E8), which is very hard to tell apart at a CIE76 distance of 4.97.

What is the RGB value of #51BBEC?

#51BBEC is rgb(81, 187, 236) — red 81, green 187, and blue 236 on the 0-255 scale.

What is the CMYK value of #51BBEC?

#51BBEC converts to approximately cmyk(66%, 21%, 0%, 7%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #51BBEC be black or white?

Black text is the more readable choice. #51BBEC scores 2.17:1 against white and 9.67:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #51BBEC as a CSS color keyword?

No. #51BBEC 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 deepskyblue (#00BFFF) at a CIE76 distance of 10.16, which is visibly different.

Open #51BBEC in a Tool

Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.