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#1B68BB Color

#1B68BB is rgb(27, 104, 187) in RGB, hsl(211, 75%, 42%) in HSL, and about cmyk(86%, 44%, 0%, 27%) in CMYK. It has no registered color name of its own — the closest is Green-blue (#1164B4), below the threshold most people can see at ΔE 2.29. White text is the more readable choice on this background.

#1B68BB
HEX#1B68BB
RGBrgb(27, 104, 187)
HSLhsl(211, 75%, 42%)
HSVhsv(211, 86%, 73%)
CMYKcmyk(86%, 44%, 0%, 27%)
OKLCHoklch(51.8% 0.149 254.2)
LABlab(43.03% 1.39 -51.09)
LCHlch(43.03% 51.11 271.56)

What #1B68BB 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 #1B68BB, 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 blue in the library.

#1B68BB Channel Values

How #1B68BB 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 27 · G 104 · B 1878-bit channels as sent to the display
HSLH 211° · S 75% · L 42%Easiest model for building lighter and darker variants
HSVH 211° · S 86% · V 73%Matches the picker in most design tools
CMYKC 86% · M 44% · Y 0% · K 27%Approximate ink mix; confirm with an ICC profile before printing
Luminance5.61:1 vs white · 3.74:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #1B68BB 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.

TextWhite text5.61:1AA normal AA large AAA normal
Fails AABlack text3.74:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #1B68BB in the contrast checker.

Colors That Go With #1B68BB

Pairings derived from color-wheel relationships. The complementary color sits opposite #1B68BB; 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 #1B68BB

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 #1B68BB.

How #1B68BB 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#1B68BB
Protanopia#6060BB
Protanomaly#4D63BB
Deuteranopia#5757BC
Deuteranomaly#475EBB
Tritanopia#007777
Tritanomaly#007197
Achromatopsia#686868

Test a full palette in the color blindness simulator.

Using #1B68BB in Code

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

CSS custom property--color-1b68bb: #1B68BB;
CSS backgroundbackground-color: #1B68BB;
Tailwind configcolors: { 'color-1b68bb': '#1B68BB' }
SwiftUIColor(red: 0.106, green: 0.408, blue: 0.733)
Android XML<color name="color_1b68bb">#1B68BB</color>
SVG fillfill="#1B68BB"

More Blue Colors

#1B68BB sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

#1B68BB Frequently Asked Questions

What color is #1B68BB?

#1B68BB is a mid-tone blue — rgb(27, 104, 187) in RGB and hsl(211, 75%, 42%) in HSL. It carries no registered color name of its own; the closest named color is Green-blue (#1164B4), which is below the threshold most people can see at a CIE76 distance of 2.29.

What is the RGB value of #1B68BB?

#1B68BB is rgb(27, 104, 187) — red 27, green 104, and blue 187 on the 0-255 scale.

What is the CMYK value of #1B68BB?

#1B68BB converts to approximately cmyk(86%, 44%, 0%, 27%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #1B68BB be black or white?

White text is the more readable choice. #1B68BB scores 5.61:1 against white and 3.74:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #1B68BB as a CSS color keyword?

No. #1B68BB 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 cornflowerblue (#6495ED) at a CIE76 distance of 18.3, which is visibly different.

Open #1B68BB in a Tool

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