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#556ABE Color

#556ABE is rgb(85, 106, 190) in RGB, hsl(228, 45%, 54%) in HSL, and about cmyk(55%, 44%, 0%, 25%) in CMYK. It has no registered color name of its own — the closest is Indigo (Crayola) (#4F69C6), clearly related but distinguishable side by side at ΔE 5.21. White text is the more readable choice on this background.

#556ABE
HEX#556ABE
RGBrgb(85, 106, 190)
HSLhsl(228, 45%, 54%)
HSVhsv(228, 55%, 75%)
CMYKcmyk(55%, 44%, 0%, 25%)
OKLCHoklch(54.9% 0.133 270.9)
LABlab(46.28% 11.26 -47.47)
LCHlch(46.28% 48.79 283.34)

What #556ABE 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 #556ABE, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Indigo (Crayola)#4F69C6ΔE 5.21Han Blue#446CCFΔE 9.09Violet-blue (Crayola)#766EC8ΔE 9.98Denim#1560BDΔE 11.44Green-blue#1164B4ΔE 12.02Bright Navy Blue#1974D2ΔE 13.23

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

#556ABE Channel Values

How #556ABE 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 85 · G 106 · B 1908-bit channels as sent to the display
HSLH 228° · S 45% · L 54%Easiest model for building lighter and darker variants
HSVH 228° · S 55% · V 75%Matches the picker in most design tools
CMYKC 55% · M 44% · Y 0% · K 25%Approximate ink mix; confirm with an ICC profile before printing
Luminance5.01:1 vs white · 4.19:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #556ABE 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 text5.01:1AA normal AA large AAA normal
Fails AABlack text4.19:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #556ABE in the contrast checker.

Colors That Go With #556ABE

Pairings derived from color-wheel relationships. The complementary color sits opposite #556ABE; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#556ABE
Complementary
#BEA955
Analogous
#559FBE
Analogous
#7555BE
Triadic
#BE556A
Triadic
#6ABE55
Split comp.
#BE7555
Split comp.
#9FBE55

Tints & Shades of #556ABE

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

#6B7DC7
#8594D1
#9BA8D9
#B1BBE2
#C8CEEA
#E1E5F4

Shades

#4257AE
#384A94
#2E3D7A
#232F5C
#192243
#0F1429

Want a full 50-950 ramp with semantic roles? Generate design tokens from #556ABE.

How #556ABE 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#556ABE
Protanopia#6767BE
Protanomaly#6068BE
Deuteranopia#6464BE
Deuteranomaly#5E66BE
Tritanopia#3B7979
Tritanomaly#477399
Achromatopsia#6F6F6F

Test a full palette in the color blindness simulator.

Using #556ABE in Code

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

CSS custom property--color-556abe: #556ABE;
CSS backgroundbackground-color: #556ABE;
Tailwind configcolors: { 'color-556abe': '#556ABE' }
SwiftUIColor(red: 0.333, green: 0.416, blue: 0.745)
Android XML<color name="color_556abe">#556ABE</color>
SVG fillfill="#556ABE"

More Blue Colors

#556ABE sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#556ABE Frequently Asked Questions

What color is #556ABE?

#556ABE is a mid-tone blue — rgb(85, 106, 190) in RGB and hsl(228, 45%, 54%) in HSL. It carries no registered color name of its own; the closest named color is Indigo (Crayola) (#4F69C6), which is clearly related but distinguishable side by side at a CIE76 distance of 5.21.

What is the RGB value of #556ABE?

#556ABE is rgb(85, 106, 190) — red 85, green 106, and blue 190 on the 0-255 scale.

What is the CMYK value of #556ABE?

#556ABE converts to approximately cmyk(55%, 44%, 0%, 25%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #556ABE be black or white?

White text is the more readable choice. #556ABE scores 5.01:1 against white and 4.19:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #556ABE as a CSS color keyword?

No. #556ABE 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 17.28, which is visibly different.

Open #556ABE in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

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