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#33103D Color

#33103D is rgb(51, 16, 61) in RGB, hsl(287, 58%, 15%) in HSL, and about cmyk(16%, 74%, 0%, 76%) in CMYK. It has no registered color name of its own — the closest is Russian Violet (#32174D), clearly related but distinguishable side by side at ΔE 7.82. White text is the more readable choice on this background.

#33103D
HEX#33103D
RGBrgb(51, 16, 61)
HSLhsl(287, 58%, 15%)
HSVhsv(287, 74%, 24%)
CMYKcmyk(16%, 74%, 0%, 76%)
OKLCHoklch(25.3% 0.088 318)
LABlab(11.90% 23.91 -21.18)
LCHlch(11.90% 31.94 318.47)

What #33103D 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 #33103D, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

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

#33103D Channel Values

How #33103D 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 51 · G 16 · B 618-bit channels as sent to the display
HSLH 287° · S 58% · L 15%Easiest model for building lighter and darker variants
HSVH 287° · S 74% · V 24%Matches the picker in most design tools
CMYKC 16% · M 74% · Y 0% · K 76%Approximate ink mix; confirm with an ICC profile before printing
Luminance16.38:1 vs white · 1.28:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #33103D 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 text16.38:1AA normal AA large AAA normal
Fails AABlack text1.28:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #33103D in the contrast checker.

Colors That Go With #33103D

Pairings derived from color-wheel relationships. The complementary color sits opposite #33103D; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #33103D

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

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #33103D.

How #33103D 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#33103D
Protanopia#19193D
Protanomaly#26163D
Deuteranopia#20203C
Deuteranomaly#291B3D
Tritanopia#2E1A1A
Tritanomaly#30172C
Achromatopsia#202020

Test a full palette in the color blindness simulator.

Using #33103D in Code

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

CSS custom property--color-33103d: #33103D;
CSS backgroundbackground-color: #33103D;
Tailwind configcolors: { 'color-33103d': '#33103D' }
SwiftUIColor(red: 0.200, green: 0.063, blue: 0.239)
Android XML<color name="color_33103d">#33103D</color>
SVG fillfill="#33103D"

More Purple Colors

#33103D sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.

#33103D Frequently Asked Questions

What color is #33103D?

#33103D is a darkest purple — rgb(51, 16, 61) in RGB and hsl(287, 58%, 15%) in HSL. It carries no registered color name of its own; the closest named color is Russian Violet (#32174D), which is clearly related but distinguishable side by side at a CIE76 distance of 7.82.

What is the RGB value of #33103D?

#33103D is rgb(51, 16, 61) — red 51, green 16, and blue 61 on the 0-255 scale.

What is the CMYK value of #33103D?

#33103D converts to approximately cmyk(16%, 74%, 0%, 76%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #33103D be black or white?

White text is the more readable choice. #33103D scores 16.38:1 against white and 1.28:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #33103D as a CSS color keyword?

No. #33103D 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 darkslateblue (#483D8B) at a CIE76 distance of 28.45, which is a different colour altogether.

Open #33103D in a Tool

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