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#A4B9DB Color

#A4B9DB is rgb(164, 185, 219) in RGB, hsl(217, 43%, 75%) in HSL, and about cmyk(25%, 16%, 0%, 14%) in CMYK. It has no registered color name of its own — the closest is Wild Blue Yonder (#A2ADD0), clearly related but distinguishable side by side at ΔE 5.08. Black text is the more readable choice on this background.

#A4B9DB
HEX#A4B9DB
RGBrgb(164, 185, 219)
HSLhsl(217, 43%, 75%)
HSVhsv(217, 25%, 86%)
CMYKcmyk(25%, 16%, 0%, 14%)
OKLCHoklch(78.1% 0.054 260)
LABlab(74.40% -1.81 -19.70)
LCHlch(74.40% 19.78 264.74)

What #A4B9DB 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 #A4B9DB, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Wild Blue Yonder#A2ADD0ΔE 5.08Light Steel Blue#B0C4DEΔE 5.85Pale Cerulean#9BC4E2ΔE 7.45Pale Cornflower Blue#ABCDEFΔE 7.68Baby Blue Eyes#A1CAF1ΔE 8.47Periwinkle (Crayola)#C3CDE6ΔE 10.1

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

#A4B9DB Channel Values

How #A4B9DB 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 164 · G 185 · B 2198-bit channels as sent to the display
HSLH 217° · S 43% · L 75%Easiest model for building lighter and darker variants
HSVH 217° · S 25% · V 86%Matches the picker in most design tools
CMYKC 25% · M 16% · Y 0% · K 14%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.99:1 vs white · 10.54:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #A4B9DB 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 text1.99:1AA normal AA large AAA normal
TextBlack text10.54:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #A4B9DB in the contrast checker.

Colors That Go With #A4B9DB

Pairings derived from color-wheel relationships. The complementary color sits opposite #A4B9DB; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#A4B9DB
Complementary
#DBC6A4
Analogous
#A4D4DB
Analogous
#AAA4DB
Triadic
#DBA4B9
Triadic
#B9DBA4
Split comp.
#DBAAA4
Split comp.
#D4DBA4

Tints & Shades of #A4B9DB

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

#AFC1DF
#BDCCE5
#C8D5E9
#D3DDEE
#DEE6F2
#EDF1F8

Shades

#7F9DCC
#5B81BE
#4167A4
#314E7C
#233758
#142033

Want a full 50-950 ramp with semantic roles? Generate design tokens from #A4B9DB.

How #A4B9DB 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#A4B9DB
Protanopia#B6B6DB
Protanomaly#AFB7DB
Deuteranopia#B2B2DB
Deuteranomaly#ADB5DB
Tritanopia#9EBEBE
Tritanomaly#A1BCCA
Achromatopsia#B8B8B8

Test a full palette in the color blindness simulator.

Using #A4B9DB in Code

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

CSS custom property--color-a4b9db: #A4B9DB;
CSS backgroundbackground-color: #A4B9DB;
Tailwind configcolors: { 'color-a4b9db': '#A4B9DB' }
SwiftUIColor(red: 0.643, green: 0.725, blue: 0.859)
Android XML<color name="color_a4b9db">#A4B9DB</color>
SVG fillfill="#A4B9DB"

More Blue Colors

#A4B9DB sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#A4B9DB Frequently Asked Questions

What color is #A4B9DB?

#A4B9DB is a light blue — rgb(164, 185, 219) in RGB and hsl(217, 43%, 75%) in HSL. It carries no registered color name of its own; the closest named color is Wild Blue Yonder (#A2ADD0), which is clearly related but distinguishable side by side at a CIE76 distance of 5.08.

What is the RGB value of #A4B9DB?

#A4B9DB is rgb(164, 185, 219) — red 164, green 185, and blue 219 on the 0-255 scale.

What is the CMYK value of #A4B9DB?

#A4B9DB converts to approximately cmyk(25%, 16%, 0%, 14%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #A4B9DB be black or white?

Black text is the more readable choice. #A4B9DB scores 1.99:1 against white and 10.54:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #A4B9DB as a CSS color keyword?

No. #A4B9DB 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 lightsteelblue (#B0C4DE) at a CIE76 distance of 5.85, which is clearly related but distinguishable side by side.

Open #A4B9DB 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.