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#81A1CA Color

#81A1CA is rgb(129, 161, 202) in RGB, hsl(214, 41%, 65%) in HSL, and about cmyk(36%, 20%, 0%, 21%) in CMYK. It has no registered color name of its own — the closest is Cerulean Frost (#6D9BC3), clearly related but distinguishable side by side at ΔE 5.35. Black text is the more readable choice on this background.

#81A1CA
HEX#81A1CA
RGBrgb(129, 161, 202)
HSLhsl(214, 41%, 65%)
HSVhsv(214, 36%, 79%)
CMYKcmyk(36%, 20%, 0%, 21%)
OKLCHoklch(70% 0.07 254.8)
LABlab(64.97% -3.76 -24.93)
LCHlch(64.97% 25.21 261.41)

What #81A1CA 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 #81A1CA, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Cerulean Frost#6D9BC3ΔE 5.35Iceberg#71A6D2ΔE 6.44Air Superiority Blue#72A0C1ΔE 6.52Light Cobalt Blue#88ACE0ΔE 7.09Blue-gray#6699CCΔE 8.58Wild Blue Yonder#A2ADD0ΔE 9.77

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

#81A1CA Channel Values

How #81A1CA 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 129 · G 161 · B 2028-bit channels as sent to the display
HSLH 214° · S 41% · L 65%Easiest model for building lighter and darker variants
HSVH 214° · S 36% · V 79%Matches the picker in most design tools
CMYKC 36% · M 20% · Y 0% · K 21%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.66:1 vs white · 7.88:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #81A1CA 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 text2.66:1AA normal AA large AAA normal
TextBlack text7.88:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #81A1CA in the contrast checker.

Colors That Go With #81A1CA

Pairings derived from color-wheel relationships. The complementary color sits opposite #81A1CA; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#81A1CA
Complementary
#CAAB81
Analogous
#81C5CA
Analogous
#8681CA
Triadic
#CA81A1
Triadic
#A1CA81
Split comp.
#CA8681
Split comp.
#C5CA81

Tints & Shades of #81A1CA

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

#93AED2
#A2B9D8
#B3C7DF
#C5D4E7
#D7E1EE
#E6ECF4

Shades

#6189BD
#4874AD
#3B5E8C
#2D486C
#20334C
#141F2F

Want a full 50-950 ramp with semantic roles? Generate design tokens from #81A1CA.

How #81A1CA 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#81A1CA
Protanopia#9C9CCA
Protanomaly#929ECA
Deuteranopia#9797CB
Deuteranomaly#8F9BCA
Tritanopia#79A7A7
Tritanomaly#7CA5B6
Achromatopsia#9E9E9E

Test a full palette in the color blindness simulator.

Using #81A1CA in Code

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

CSS custom property--color-81a1ca: #81A1CA;
CSS backgroundbackground-color: #81A1CA;
Tailwind configcolors: { 'color-81a1ca': '#81A1CA' }
SwiftUIColor(red: 0.506, green: 0.631, blue: 0.792)
Android XML<color name="color_81a1ca">#81A1CA</color>
SVG fillfill="#81A1CA"

More Blue Colors

#81A1CA sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#81A1CA Frequently Asked Questions

What color is #81A1CA?

#81A1CA is a light blue — rgb(129, 161, 202) in RGB and hsl(214, 41%, 65%) in HSL. It carries no registered color name of its own; the closest named color is Cerulean Frost (#6D9BC3), which is clearly related but distinguishable side by side at a CIE76 distance of 5.35.

What is the RGB value of #81A1CA?

#81A1CA is rgb(129, 161, 202) — red 129, green 161, and blue 202 on the 0-255 scale.

What is the CMYK value of #81A1CA?

#81A1CA converts to approximately cmyk(36%, 20%, 0%, 21%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #81A1CA be black or white?

Black text is the more readable choice. #81A1CA scores 2.66:1 against white and 7.88:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #81A1CA as a CSS color keyword?

No. #81A1CA 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 steelblue (#4682B4) at a CIE76 distance of 15.88, which is visibly different.

Open #81A1CA 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.