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#31A1FC Color

#31A1FC is rgb(49, 161, 252) in RGB, hsl(207, 97%, 59%) in HSL, and about cmyk(81%, 36%, 0%, 1%) in CMYK. It has no registered color name of its own — the closest is Bleu de France (#318CE7), clearly related but distinguishable side by side at ΔE 8.58. Black text is the more readable choice on this background.

#31A1FC
HEX#31A1FC
RGBrgb(49, 161, 252)
HSLhsl(207, 97%, 59%)
HSVhsv(207, 81%, 99%)
CMYKcmyk(81%, 36%, 0%, 1%)
OKLCHoklch(69.1% 0.166 248.1)
LABlab(63.45% -7.51 -55.03)
LCHlch(63.45% 55.53 262.23)

What #31A1FC 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 #31A1FC, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Bleu de France#318CE7ΔE 8.58Microsoft Blue#00A2EDΔE 10.37United Nations Blue#5B92E5ΔE 11.17Cornflower Blue#6495EDΔE 11.82Dodger Blue#1E90FFΔE 13.84French Sky Blue#77B5FEΔE 14.83

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

#31A1FC Channel Values

How #31A1FC 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 49 · G 161 · B 2528-bit channels as sent to the display
HSLH 207° · S 97% · L 59%Easiest model for building lighter and darker variants
HSVH 207° · S 81% · V 99%Matches the picker in most design tools
CMYKC 81% · M 36% · Y 0% · K 1%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.75:1 vs white · 7.63:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #31A1FC 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 text2.75:1AA normal AA large AAA normal
TextBlack text7.63:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #31A1FC in the contrast checker.

Colors That Go With #31A1FC

Pairings derived from color-wheel relationships. The complementary color sits opposite #31A1FC; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#31A1FC
Complementary
#FC8C31
Analogous
#31FCF2
Analogous
#313BFC
Triadic
#FC31A1
Triadic
#A1FC31
Split comp.
#FC313B
Split comp.
#FCF231

Tints & Shades of #31A1FC

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

#4FAEFC
#68BAFD
#86C8FD
#A0D3FE
#BEE1FE
#D7EDFE

Shades

#098EFB
#0378D8
#0362B0
#024E8D
#023864
#01223C

Want a full 50-950 ramp with semantic roles? Generate design tokens from #31A1FC.

How #31A1FC 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#31A1FC
Protanopia#9595FC
Protanomaly#799AFC
Deuteranopia#8989FD
Deuteranomaly#7093FD
Tritanopia#00B0B0
Tritanomaly#00AAD3
Achromatopsia#9C9C9C

Test a full palette in the color blindness simulator.

Using #31A1FC in Code

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

CSS custom property--color-31a1fc: #31A1FC;
CSS backgroundbackground-color: #31A1FC;
Tailwind configcolors: { 'color-31a1fc': '#31A1FC' }
SwiftUIColor(red: 0.192, green: 0.631, blue: 0.988)
Android XML<color name="color_31a1fc">#31A1FC</color>
SVG fillfill="#31A1FC"

More Blue Colors

#31A1FC sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#31A1FC Frequently Asked Questions

What color is #31A1FC?

#31A1FC is a mid-tone blue — rgb(49, 161, 252) in RGB and hsl(207, 97%, 59%) in HSL. It carries no registered color name of its own; the closest named color is Bleu de France (#318CE7), which is clearly related but distinguishable side by side at a CIE76 distance of 8.58.

What is the RGB value of #31A1FC?

#31A1FC is rgb(49, 161, 252) — red 49, green 161, and blue 252 on the 0-255 scale.

What is the CMYK value of #31A1FC?

#31A1FC converts to approximately cmyk(81%, 36%, 0%, 1%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #31A1FC be black or white?

Black text is the more readable choice. #31A1FC scores 2.75:1 against white and 7.63:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #31A1FC as a CSS color keyword?

No. #31A1FC 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 11.82, which is visibly different.

Open #31A1FC 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.