#747FFB Color

#747FFB is rgb(116, 127, 251) in RGB, hsl(235, 94%, 72%) in HSL, and about cmyk(54%, 49%, 0%, 2%) in CMYK. It has no registered color name of its own — the closest is Royal Blue (#4169E1), visibly different at ΔE 11.46. Black text is the more readable choice on this background.

#747FFB

HEX#747FFB

RGBrgb(116, 127, 251)

HSLhsl(235, 94%, 72%)

HSVhsv(235, 54%, 98%)

CMYKcmyk(54%, 49%, 0%, 2%)

OKLCHoklch(64.9% 0.182 276.3)

LABlab(57.02% 22.49 -64.50)

LCHlch(57.02% 68.31 289.23)

What #747FFB 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 #747FFB, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Royal Blue#4169E1ΔE 11.46 Bluetiful#3C69E7ΔE 11.97 Vantg Blue#5271FFΔE 12.55 Blueberry#4F86F7ΔE 12.7 Medium Slate Blue#7B68EEΔE 12.87 Savoy Blue#4B61D1ΔE 13.41

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

#747FFB Channel Values

How #747FFB 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 116 · G 127 · B 251	8-bit channels as sent to the display
HSL	H 235° · S 94% · L 72%	Easiest model for building lighter and darker variants
HSV	H 235° · S 54% · V 98%	Matches the picker in most design tools
CMYK	C 54% · M 49% · Y 0% · K 2%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	3.4:1 vs white · 6.17:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #747FFB 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 text3.4:1AA normal AA large AAA normal

TextBlack text6.17:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #747FFB in the contrast checker.

Colors That Go With #747FFB

Pairings derived from color-wheel relationships. The complementary color sits opposite #747FFB; 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 #747FFB

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 #747FFB.

How #747FFB 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#747FFB

Protanopia#7D7DFB

Protanomaly#7A7EFB

Deuteranopia#7B7BFB

Deuteranomaly#797DFB

Tritanopia#4F9696

Tritanomaly#608EC7

Achromatopsia#8B8B8B

Test a full palette in the color blindness simulator.

Using #747FFB in Code

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

CSS custom property--color-747ffb: #747FFB;

CSS backgroundbackground-color: #747FFB;

Tailwind configcolors: { 'color-747ffb': '#747FFB' }

SwiftUIColor(red: 0.455, green: 0.498, blue: 0.984)

Android XML<color name="color_747ffb">#747FFB</color>

SVG fillfill="#747FFB"

More Blue Colors

#747FFB sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024 fafaff 00002e f9fafb 000033 f8fafc 000038 f8f8ff 000042 f5faff 000047 f5f5ff 002147 007dfa 0f52ba 1c39bb 2a3439 372aac 4e3cc3 64609a 7abdff 979aaa b8dbff d6d6ff

#747FFB Frequently Asked Questions

What color is #747FFB?

#747FFB is a light blue — rgb(116, 127, 251) in RGB and hsl(235, 94%, 72%) in HSL. It carries no registered color name of its own; the closest named color is Royal Blue (#4169E1), which is visibly different at a CIE76 distance of 11.46.

What is the RGB value of #747FFB?

#747FFB is rgb(116, 127, 251) — red 116, green 127, and blue 251 on the 0-255 scale.

What is the CMYK value of #747FFB?

#747FFB converts to approximately cmyk(54%, 49%, 0%, 2%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #747FFB be black or white?

Black text is the more readable choice. #747FFB scores 3.4:1 against white and 6.17:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #747FFB as a CSS color keyword?

No. #747FFB 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 royalblue (#4169E1) at a CIE76 distance of 11.46, which is visibly different.

Open #747FFB 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.