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#4C03DD Color

#4C03DD is rgb(76, 3, 221) in RGB, hsl(260, 97%, 44%) in HSL, and about cmyk(66%, 99%, 0%, 13%) in CMYK. It has no registered color name of its own — the closest is Medium Blue (#0000CD), clearly related but distinguishable side by side at ΔE 9.17. White text is the more readable choice on this background.

#4C03DD
HEX#4C03DD
RGBrgb(76, 3, 221)
HSLhsl(260, 97%, 44%)
HSVhsv(260, 99%, 87%)
CMYKcmyk(66%, 99%, 0%, 13%)
OKLCHoklch(44.3% 0.264 281.1)
LABlab(29.55% 63.47 -92.65)
LCHlch(29.55% 112.31 304.42)

What #4C03DD 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 #4C03DD, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Medium Blue#0000CDΔE 9.17Han Purple#5218FAΔE 9.75Ultramarine Blue(caran D'ache)#2111EFΔE 10.77Electric Indigo#6F00FFΔE 13.84Poison Purple#7F01FEΔE 14.71Near Violet#8000FFΔE 15.16

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

#4C03DD Channel Values

How #4C03DD 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 76 · G 3 · B 2218-bit channels as sent to the display
HSLH 260° · S 97% · L 44%Easiest model for building lighter and darker variants
HSVH 260° · S 99% · V 87%Matches the picker in most design tools
CMYKC 66% · M 99% · Y 0% · K 13%Approximate ink mix; confirm with an ICC profile before printing
Luminance8.88:1 vs white · 2.36:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #4C03DD 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 text8.88:1AA normal AA large AAA normal
Fails AABlack text2.36:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #4C03DD in the contrast checker.

Colors That Go With #4C03DD

Pairings derived from color-wheel relationships. The complementary color sits opposite #4C03DD; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#4C03DD
Complementary
#94DD03
Analogous
#0328DD
Analogous
#B903DD
Triadic
#DD4C03
Triadic
#03DD4C
Split comp.
#DDB903
Split comp.
#28DD03

Tints & Shades of #4C03DD

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

#5D0EFB
#7531FC
#9059FC
#AB81FD
#C6AAFE
#DDCDFE

Shades

#4203BF
#3903A6
#2F0288
#240269
#1A014B
#110132

Want a full 50-950 ramp with semantic roles? Generate design tokens from #4C03DD.

How #4C03DD 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#4C03DD
Protanopia#1E1EDD
Protanomaly#3616DD
Deuteranopia#2B2BDD
Deuteranomaly#3B21DD
Tritanopia#005656
Tritanomaly#23439F
Achromatopsia#4A4A4A

Test a full palette in the color blindness simulator.

Using #4C03DD in Code

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

CSS custom property--color-4c03dd: #4C03DD;
CSS backgroundbackground-color: #4C03DD;
Tailwind configcolors: { 'color-4c03dd': '#4C03DD' }
SwiftUIColor(red: 0.298, green: 0.012, blue: 0.867)
Android XML<color name="color_4c03dd">#4C03DD</color>
SVG fillfill="#4C03DD"

More Purple Colors

#4C03DD sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.

150024fdf8ff170b22fdf4ff1b0d35faf5ff1d0731fae8ff1e0033f6cfff20002ef3e8ff3000524020605414906600cc7008e78806ce9900cca11fffb19cd9c27affcebeefe0b2eb

#4C03DD Frequently Asked Questions

What color is #4C03DD?

#4C03DD is a mid-tone purple — rgb(76, 3, 221) in RGB and hsl(260, 97%, 44%) in HSL. It carries no registered color name of its own; the closest named color is Medium Blue (#0000CD), which is clearly related but distinguishable side by side at a CIE76 distance of 9.17.

What is the RGB value of #4C03DD?

#4C03DD is rgb(76, 3, 221) — red 76, green 3, and blue 221 on the 0-255 scale.

What is the CMYK value of #4C03DD?

#4C03DD converts to approximately cmyk(66%, 99%, 0%, 13%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #4C03DD be black or white?

White text is the more readable choice. #4C03DD scores 8.88:1 against white and 2.36:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #4C03DD as a CSS color keyword?

No. #4C03DD 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 mediumblue (#0000CD) at a CIE76 distance of 9.17, which is clearly related but distinguishable side by side.

Open #4C03DD in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

Keep exploring: every purple in the color library, the guide to shades of purple, or the full color library.