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#3B68B0 Color

#3B68B0 is rgb(59, 104, 176) in RGB, hsl(217, 50%, 46%) in HSL, and about cmyk(66%, 41%, 0%, 31%) in CMYK. It has no registered color name of its own — the closest is Green-blue (#1164B4), clearly related but distinguishable side by side at ΔE 6.8. White text is the more readable choice on this background.

#3B68B0
HEX#3B68B0
RGBrgb(59, 104, 176)
HSLhsl(217, 50%, 46%)
HSVhsv(217, 66%, 69%)
CMYKcmyk(66%, 41%, 0%, 31%)
OKLCHoklch(52.1% 0.125 259.4)
LABlab(43.55% 2.63 -43.80)
LCHlch(43.55% 43.88 273.43)

What #3B68B0 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 #3B68B0, 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.

#3B68B0 Channel Values

How #3B68B0 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 59 · G 104 · B 1768-bit channels as sent to the display
HSLH 217° · S 50% · L 46%Easiest model for building lighter and darker variants
HSVH 217° · S 66% · V 69%Matches the picker in most design tools
CMYKC 66% · M 41% · Y 0% · K 31%Approximate ink mix; confirm with an ICC profile before printing
Luminance5.54:1 vs white · 3.79:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #3B68B0 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 text5.54:1AA normal AA large AAA normal
Fails AABlack text3.79:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #3B68B0 in the contrast checker.

Colors That Go With #3B68B0

Pairings derived from color-wheel relationships. The complementary color sits opposite #3B68B0; 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 #3B68B0

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 #3B68B0.

How #3B68B0 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#3B68B0
Protanopia#6262B0
Protanomaly#5564B0
Deuteranopia#5C5CB0
Deuteranomaly#5161B0
Tritanopia#127474
Tritanomaly#287090
Achromatopsia#686868

Test a full palette in the color blindness simulator.

Using #3B68B0 in Code

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

CSS custom property--color-3b68b0: #3B68B0;
CSS backgroundbackground-color: #3B68B0;
Tailwind configcolors: { 'color-3b68b0': '#3B68B0' }
SwiftUIColor(red: 0.231, green: 0.408, blue: 0.690)
Android XML<color name="color_3b68b0">#3B68B0</color>
SVG fillfill="#3B68B0"

More Blue Colors

#3B68B0 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

#3B68B0 Frequently Asked Questions

What color is #3B68B0?

#3B68B0 is a mid-tone blue — rgb(59, 104, 176) in RGB and hsl(217, 50%, 46%) in HSL. It carries no registered color name of its own; the closest named color is Green-blue (#1164B4), which is clearly related but distinguishable side by side at a CIE76 distance of 6.8.

What is the RGB value of #3B68B0?

#3B68B0 is rgb(59, 104, 176) — red 59, green 104, and blue 176 on the 0-255 scale.

What is the CMYK value of #3B68B0?

#3B68B0 converts to approximately cmyk(66%, 41%, 0%, 31%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #3B68B0 be black or white?

White text is the more readable choice. #3B68B0 scores 5.54:1 against white and 3.79:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #3B68B0 as a CSS color keyword?

No. #3B68B0 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 steelblue (#4682B4) at a CIE76 distance of 17.67, which is visibly different.

Open #3B68B0 in a Tool

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