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#D1DBEF Color

#D1DBEF is rgb(209, 219, 239) in RGB, hsl(220, 48%, 88%) in HSL, and about cmyk(13%, 8%, 0%, 6%) in CMYK. It has no registered color name of its own — the closest is Periwinkle (Crayola) (#C3CDE6), clearly related but distinguishable side by side at ΔE 5.58. Black text is the more readable choice on this background.

#D1DBEF
HEX#D1DBEF
RGBrgb(209, 219, 239)
HSLhsl(220, 48%, 88%)
HSVhsv(220, 13%, 94%)
CMYKcmyk(13%, 8%, 0%, 6%)
OKLCHoklch(89% 0.03 264.4)
LABlab(87.10% -0.57 -11.04)
LCHlch(87.10% 11.06 267.07)

What #D1DBEF 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 #D1DBEF, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Periwinkle (Crayola)#C3CDE6ΔE 5.58Light Periwinkle#C5CBE1ΔE 5.66Lavender#E6E6FAΔE 5.87Beau Blue#BCD4E6ΔE 6.14Chrome#DBE4EBΔE 7.33Languid Lavender#D6CADDΔE 9.19

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

#D1DBEF Channel Values

How #D1DBEF 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 209 · G 219 · B 2398-bit channels as sent to the display
HSLH 220° · S 48% · L 88%Easiest model for building lighter and darker variants
HSVH 220° · S 13% · V 94%Matches the picker in most design tools
CMYKC 13% · M 8% · Y 0% · K 6%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.39:1 vs white · 15.09:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #D1DBEF 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 text1.39:1AA normal AA large AAA normal
TextBlack text15.09:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #D1DBEF in the contrast checker.

Colors That Go With #D1DBEF

Pairings derived from color-wheel relationships. The complementary color sits opposite #D1DBEF; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#D1DBEF
Complementary
#EFE5D2
Analogous
#D2EAEF
Analogous
#D7D2EF
Triadic
#EFD2DC
Triadic
#DCEFD2
Split comp.
#EFD7D2
Split comp.
#EAEFD2

Tints & Shades of #D1DBEF

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

#D5DEF0
#DDE4F3
#E1E7F4
#E8EDF7
#ECF0F8
#F4F6FB

Shades

#A4B8DF
#7795CF
#4A71BF
#355697
#253C6A
#15223C

Want a full 50-950 ramp with semantic roles? Generate design tokens from #D1DBEF.

How #D1DBEF 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#D1DBEF
Protanopia#D9D9EF
Protanomaly#D6DAEF
Deuteranopia#D8D8EF
Deuteranomaly#D5D9EF
Tritanopia#CEDEDE
Tritanomaly#CFDDE5
Achromatopsia#DADADA

Test a full palette in the color blindness simulator.

Using #D1DBEF in Code

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

CSS custom property--color-d1dbef: #D1DBEF;
CSS backgroundbackground-color: #D1DBEF;
Tailwind configcolors: { 'color-d1dbef': '#D1DBEF' }
SwiftUIColor(red: 0.820, green: 0.859, blue: 0.937)
Android XML<color name="color_d1dbef">#D1DBEF</color>
SVG fillfill="#D1DBEF"

More Blue Colors

#D1DBEF sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#D1DBEF Frequently Asked Questions

What color is #D1DBEF?

#D1DBEF is a lightest blue — rgb(209, 219, 239) in RGB and hsl(220, 48%, 88%) in HSL. It carries no registered color name of its own; the closest named color is Periwinkle (Crayola) (#C3CDE6), which is clearly related but distinguishable side by side at a CIE76 distance of 5.58.

What is the RGB value of #D1DBEF?

#D1DBEF is rgb(209, 219, 239) — red 209, green 219, and blue 239 on the 0-255 scale.

What is the CMYK value of #D1DBEF?

#D1DBEF converts to approximately cmyk(13%, 8%, 0%, 6%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #D1DBEF be black or white?

Black text is the more readable choice. #D1DBEF scores 1.39:1 against white and 15.09:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #D1DBEF as a CSS color keyword?

No. #D1DBEF 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 lavender (#E6E6FA) at a CIE76 distance of 5.87, which is clearly related but distinguishable side by side.

Open #D1DBEF 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.