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#3D51EB Color

#3D51EB is rgb(61, 81, 235) in RGB, hsl(233, 81%, 58%) in HSL, and about cmyk(74%, 66%, 0%, 8%) in CMYK. It has no registered color name of its own — the closest is Very Light Blue (#6666FF), clearly related but distinguishable side by side at ΔE 9.68. White text is the more readable choice on this background.

#3D51EB
HEX#3D51EB
RGBrgb(61, 81, 235)
HSLhsl(233, 81%, 58%)
HSVhsv(233, 74%, 92%)
CMYKcmyk(74%, 66%, 0%, 8%)
OKLCHoklch(52.3% 0.23 270.2)
LABlab(41.17% 34.42 -81.46)
LCHlch(41.17% 88.44 292.91)

What #3D51EB 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 #3D51EB, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Very Light Blue#6666FFΔE 9.68Majorelle Blue#6050DCΔE 10.76Ultramarine Blue#4166F5ΔE 11.61Palatinate Blue#273BE2ΔE 11.94Philippine Sky Blue#0066FFΔE 11.95Iridescent Indigo#3C32CDΔE 12.95

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

#3D51EB Channel Values

How #3D51EB 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 61 · G 81 · B 2358-bit channels as sent to the display
HSLH 233° · S 81% · L 58%Easiest model for building lighter and darker variants
HSVH 233° · S 74% · V 92%Matches the picker in most design tools
CMYKC 74% · M 66% · Y 0% · K 8%Approximate ink mix; confirm with an ICC profile before printing
Luminance5.87:1 vs white · 3.58:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #3D51EB 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 text5.87:1AA normal AA large AAA normal
Fails AABlack text3.58:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #3D51EB in the contrast checker.

Colors That Go With #3D51EB

Pairings derived from color-wheel relationships. The complementary color sits opposite #3D51EB; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#3D51EB
Complementary
#EBD63D
Analogous
#3DA8EB
Analogous
#803DEB
Triadic
#EB3D51
Triadic
#51EB3D
Split comp.
#EB803D
Split comp.
#A8EB3D

Tints & Shades of #3D51EB

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

#596AEE
#707FF0
#8C98F3
#A7B0F6
#C3C9F9
#DADEFB

Shades

#1830E7
#152AC6
#1122A2
#0D1A7D
#091258
#060C37

Want a full 50-950 ramp with semantic roles? Generate design tokens from #3D51EB.

How #3D51EB 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#3D51EB
Protanopia#4E4EEB
Protanomaly#484FEB
Deuteranopia#4B4BEB
Deuteranomaly#464EEB
Tritanopia#007575
Tritanomaly#0068B1
Achromatopsia#646464

Test a full palette in the color blindness simulator.

Using #3D51EB in Code

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

CSS custom property--color-3d51eb: #3D51EB;
CSS backgroundbackground-color: #3D51EB;
Tailwind configcolors: { 'color-3d51eb': '#3D51EB' }
SwiftUIColor(red: 0.239, green: 0.318, blue: 0.922)
Android XML<color name="color_3d51eb">#3D51EB</color>
SVG fillfill="#3D51EB"

More Blue Colors

#3D51EB sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#3D51EB Frequently Asked Questions

What color is #3D51EB?

#3D51EB is a mid-tone blue — rgb(61, 81, 235) in RGB and hsl(233, 81%, 58%) in HSL. It carries no registered color name of its own; the closest named color is Very Light Blue (#6666FF), which is clearly related but distinguishable side by side at a CIE76 distance of 9.68.

What is the RGB value of #3D51EB?

#3D51EB is rgb(61, 81, 235) — red 61, green 81, and blue 235 on the 0-255 scale.

What is the CMYK value of #3D51EB?

#3D51EB converts to approximately cmyk(74%, 66%, 0%, 8%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #3D51EB be black or white?

White text is the more readable choice. #3D51EB scores 5.87:1 against white and 3.58:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #3D51EB as a CSS color keyword?

No. #3D51EB 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 mediumslateblue (#7B68EE) at a CIE76 distance of 18.09, which is visibly different.

Open #3D51EB 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.