#101047 Color

#101047 is rgb(16, 16, 71) in RGB, hsl(240, 63%, 17%) in HSL, and about cmyk(77%, 77%, 0%, 72%) in CMYK. It has no registered color name of its own — the closest is Russian Violet (#32174D), visibly different at ΔE 10.87. White text is the more readable choice on this background.

#101047

HEX#101047

RGBrgb(16, 16, 71)

HSLhsl(240, 63%, 17%)

HSVhsv(240, 77%, 28%)

CMYKcmyk(77%, 77%, 0%, 72%)

OKLCHoklch(22% 0.099 274.5)

LABlab(7.85% 17.03 -35.05)

LCHlch(7.85% 38.97 295.92)

What #101047 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 #101047, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Russian Violet#32174DΔE 10.87 Sapphire Navy#082567ΔE 12.18 Space Cadet#1D2951ΔE 16.9 Oxford Blue#002147ΔE 17.44 St. Patrick's Blue#23297AΔE 18.48 Maastricht Blue#001C3DΔE 18.91

Browse the full index of named colors A-Z or every blue in the library.

#101047 Channel Values

How #101047 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 16 · G 16 · B 71	8-bit channels as sent to the display
HSL	H 240° · S 63% · L 17%	Easiest model for building lighter and darker variants
HSV	H 240° · S 77% · V 28%	Matches the picker in most design tools
CMYK	C 77% · M 77% · Y 0% · K 72%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	17.69:1 vs white · 1.19:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #101047 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 text17.69:1AA normal AA large AAA normal

Fails AABlack text1.19:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #101047 in the contrast checker.

Colors That Go With #101047

Pairings derived from color-wheel relationships. The complementary color sits opposite #101047; 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 #101047

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 #101047.

How #101047 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#101047

Protanopia#101047

Protanomaly#101047

Deuteranopia#101047

Deuteranomaly#101047

Tritanopia#001D1D

Tritanomaly#031933

Achromatopsia#181818

Test a full palette in the color blindness simulator.

Using #101047 in Code

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

CSS custom property--color-101047: #101047;

CSS backgroundbackground-color: #101047;

Tailwind configcolors: { 'color-101047': '#101047' }

SwiftUIColor(red: 0.063, green: 0.063, blue: 0.278)

Android XML<color name="color_101047">#101047</color>

SVG fillfill="#101047"

More Blue Colors

#101047 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

101828 100e20 1034a6 0f52ba 113c8d 0f172b 1164b4 0f0fff 121254 0f073c 12279e 0e518d 1d2951 2b2bc5 374049 4f39f6 6495ed 7b7be5 9999cc bbbbf2 d7e1ee f5f5ff 0000ff 0073cf

#101047 Frequently Asked Questions

What color is #101047?

#101047 is a darkest blue — rgb(16, 16, 71) in RGB and hsl(240, 63%, 17%) in HSL. It carries no registered color name of its own; the closest named color is Russian Violet (#32174D), which is visibly different at a CIE76 distance of 10.87.

What is the RGB value of #101047?

#101047 is rgb(16, 16, 71) — red 16, green 16, and blue 71 on the 0-255 scale.

What is the CMYK value of #101047?

#101047 converts to approximately cmyk(77%, 77%, 0%, 72%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #101047 be black or white?

White text is the more readable choice. #101047 scores 17.69:1 against white and 1.19:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #101047 as a CSS color keyword?

No. #101047 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 midnightblue (#191970) at a CIE76 distance of 19.52, which is visibly different.

Open #101047 in a Tool

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