#6474DD Color

#6474DD is rgb(100, 116, 221) in RGB, hsl(232, 64%, 63%) in HSL, and about cmyk(55%, 48%, 0%, 13%) in CMYK. It has no registered color name of its own — the closest is Han Blue (#446CCF), clearly related but distinguishable side by side at ΔE 7.77. Black text is the more readable choice on this background.

#6474DD

HEX#6474DD

RGBrgb(100, 116, 221)

HSLhsl(232, 64%, 63%)

HSVhsv(232, 55%, 87%)

CMYKcmyk(55%, 48%, 0%, 13%)

OKLCHoklch(59.8% 0.159 274.1)

LABlab(51.54% 17.28 -56.66)

LCHlch(51.54% 59.24 286.96)

What #6474DD 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 #6474DD, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Han Blue#446CCFΔE 7.77 Indigo (Crayola)#4F69C6ΔE 8.34 Savoy Blue#4B61D1ΔE 9.17 Violet-blue (Crayola)#766EC8ΔE 10.61 Royal Blue#4169E1ΔE 11.07 Blueberry#4F86F7ΔE 11.08

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

#6474DD Channel Values

How #6474DD 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 100 · G 116 · B 221	8-bit channels as sent to the display
HSL	H 232° · S 64% · L 63%	Easiest model for building lighter and darker variants
HSV	H 232° · S 55% · V 87%	Matches the picker in most design tools
CMYK	C 55% · M 48% · Y 0% · K 13%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	4.13:1 vs white · 5.08:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #6474DD 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 text4.13:1AA normal AA large AAA normal

TextBlack text5.08:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #6474DD in the contrast checker.

Colors That Go With #6474DD

Pairings derived from color-wheel relationships. The complementary color sits opposite #6474DD; 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 #6474DD

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 #6474DD.

How #6474DD 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#6474DD

Protanopia#7171DD

Protanomaly#6C72DD

Deuteranopia#6F6FDD

Deuteranomaly#6B71DD

Tritanopia#448787

Tritanomaly#5380B0

Achromatopsia#7D7D7D

Test a full palette in the color blindness simulator.

Using #6474DD in Code

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

CSS custom property--color-6474dd: #6474DD;

CSS backgroundbackground-color: #6474DD;

Tailwind configcolors: { 'color-6474dd': '#6474DD' }

SwiftUIColor(red: 0.392, green: 0.455, blue: 0.867)

Android XML<color name="color_6474dd">#6474DD</color>

SVG fillfill="#6474DD"

More Blue Colors

#6474DD 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

#6474DD Frequently Asked Questions

What color is #6474DD?

#6474DD is a light blue — rgb(100, 116, 221) in RGB and hsl(232, 64%, 63%) in HSL. It carries no registered color name of its own; the closest named color is Han Blue (#446CCF), which is clearly related but distinguishable side by side at a CIE76 distance of 7.77.

What is the RGB value of #6474DD?

#6474DD is rgb(100, 116, 221) — red 100, green 116, and blue 221 on the 0-255 scale.

What is the CMYK value of #6474DD?

#6474DD converts to approximately cmyk(55%, 48%, 0%, 13%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #6474DD be black or white?

Black text is the more readable choice. #6474DD scores 4.13:1 against white and 5.08:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #6474DD as a CSS color keyword?

No. #6474DD 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 11.07, which is visibly different.

Open #6474DD 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.